Integer Profile

7,721,001

3^4 × 199 × 479

Prime factors, divisor sums, positional representations and sequence properties for 7,721,001. The prime factorization is 3^4 × 199 × 479.

Number of positive divisors: 20. Showing the recorded part of the sequence: 111.

DeficientOddComposite

Arithmetic properties

Positive divisors: 20
Divisor sum: 11,616,000
Proper-divisor sum: 3,894,999
Digit sum: 18
Digital root: 9

Number bases

Decimal: 7721001
Binary: 11101011101000000101001 (23 bits)
Octal: 0o35350051
Hexadecimal: 0x75D029

Divisor catalog (20)

13927811994795971,4371,7914,3115,37312,93316,11938,79995,321285,963857,8892,573,6677,721,001

Showing 20 of 20.

Collatz trajectory (111 steps)

Even: n → n/2; Odd: n → 3n + 1

7,721,00123,163,00411,581,5025,790,75117,372,2548,686,12726,058,38213,029,19139,087,57419,543,78758,631,36229,315,68187,947,04443,973,52221,986,76165,960,28432,980,14216,490,07149,470,21424,735,10774,205,32237,102,661111,307,98455,653,99227,826,99613,913,4986,956,74920,870,24810,435,1245,217,5622,608,7817,826,3443,913,1721,956,586978,2932,934,8801,467,440733,720366,860183,43091,715275,146137,573412,720206,360103,18051,59025,79577,38638,693116,08058,04029,02014,5107,25521,76610,88332,65016,32548,976

Showing 60 of 60.

Prime factorization

Factorization: 3^4 × 199 × 479
Distinct prime factors: 3
Perfect square: No
Parity: Odd