Integer Profile

525,213

3^2 × 13 × 67^2

Prime factors, divisor sums, positional representations and sequence properties for 525,213. The prime factorization is 3^2 × 13 × 67^2.

Number of positive divisors: 18. Showing the recorded part of the sequence: 71.

DeficientOddComposite

Arithmetic properties

Positive divisors: 18
Divisor sum: 829,374
Proper-divisor sum: 304,161
Digit sum: 18
Digital root: 9

Number bases

Decimal: 525213
Binary: 10000000001110011101 (20 bits)
Octal: 0o2001635
Hexadecimal: 0x8039D

Divisor catalog (18)

1391339671172016038712,6134,4897,83913,46740,40158,357175,071525,213

Showing 18 of 18.

Collatz trajectory (71 steps)

Even: n → n/2; Odd: n → 3n + 1

525,2131,575,640787,820393,910196,955590,866295,433886,300443,150221,575664,726332,363997,090498,5451,495,636747,818373,9091,121,728560,864280,432140,21670,10835,05417,52752,58226,29178,87439,437118,31259,15629,57814,78944,36822,18411,0925,5462,7738,3204,1602,0801,0405202601306519698491487437112562814722113417

Showing 60 of 60.

Prime factorization

Factorization: 3^2 × 13 × 67^2
Distinct prime factors: 3
Perfect square: No
Parity: Odd