Integer Profile

720,081

3^2 × 19 × 4211

Prime factors, divisor sums, positional representations and sequence properties for 720,081. The prime factorization is 3^2 × 19 × 4211.

Number of positive divisors: 12. Showing the recorded part of the sequence: 136.

DeficientOddComposite

Collatz trajectory (136 steps)

Even: n → n/2; Odd: n → 3n + 1

720,0812,160,2441,080,122540,0611,620,184810,092405,046202,523607,570303,785911,356455,678227,839683,518341,7591,025,278512,6391,537,918768,9592,306,8781,153,4393,460,3181,730,1595,190,4782,595,2397,785,7183,892,85911,678,5785,839,28917,517,8688,758,9344,379,46713,138,4026,569,20119,707,6049,853,8024,926,90114,780,7047,390,3523,695,1761,847,588923,794461,8971,385,692692,846346,4231,039,270519,6351,558,906779,4532,338,3601,169,180584,590292,295876,886438,4431,315,330657,6651,972,996986,498

Showing 60 of 60.

Prime factorization

Factorization: 3^2 × 19 × 4211
Distinct prime factors: 3
Perfect square: No
Parity: Odd

Arithmetic properties

Positive divisors: 12
Divisor sum: 1,095,120
Proper-divisor sum: 375,039
Digit sum: 18
Digital root: 9

Number bases

Decimal: 720081
Binary: 10101111110011010001 (20 bits)
Octal: 0o2576321
Hexadecimal: 0xAFCD1

Divisor catalog (12)

13919571714,21112,63337,89980,009240,027720,081

Showing 12 of 12.