Integer Profile

2,205,385

5 × 7 × 13 × 37 × 131

Prime factors, divisor sums, positional representations and sequence properties for 2,205,385. The prime factorization is 5 × 7 × 13 × 37 × 131.

Number of positive divisors: 32. Showing the recorded part of the sequence: 73.

DeficientOddComposite

Prime factorization

Factorization: 5 × 7 × 13 × 37 × 131
Distinct prime factors: 5
Perfect square: No
Parity: Odd

Arithmetic properties

Positive divisors: 32
Divisor sum: 3,370,752
Proper-divisor sum: 1,165,367
Digit sum: 25
Digital root: 7

Number bases

Decimal: 2205385
Binary: 1000011010011011001001 (22 bits)
Octal: 0o10323311
Hexadecimal: 0x21A6C9

Divisor catalog (32)

15713353765911311852594554816559171,2951,7032,4053,3674,5854,8478,51511,92116,83524,23533,92959,60563,011169,645315,055441,0772,205,385

Showing 32 of 32.

Collatz trajectory (73 steps)

Even: n → n/2; Odd: n → 3n + 1

2,205,3856,616,1563,308,0781,654,0394,962,1182,481,0597,443,1783,721,58911,164,7685,582,3842,791,1921,395,596697,798348,8991,046,698523,3491,570,048785,024392,512196,25698,12849,06424,53212,2666,13318,4009,2004,6002,3001,1505751,7268632,5901,2953,8861,9435,8302,9158,7464,37313,1206,5603,2801,64082041020561630815477232116582988442211

Showing 60 of 60.