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975244996 = 221131931311
BaseRepresentation
bin111010001000010…
…000111011000100
32111222002120122001
4322020100323010
53444130314441
6240434515044
733111305605
oct7210207304
92458076561
10975244996
11460556000
12232735a84
1312708065b
1493745dac
155a941731
hex3a210ec4

975244996 has 96 divisors (see below), whose sum is σ = 2046320640. Its totient is φ = 405108000.

The previous prime is 975244993. The next prime is 975245017. The reversal of 975244996 is 699442579.

It is a super-2 number, since 2×9752449962 = 1902205604446080032, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (975244993) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3135681 + ... + 3135991.

It is an arithmetic number, because the mean of its divisors is an integer number (21315840).

Almost surely, 2975244996 is an apocalyptic number.

It is an amenable number.

975244996 is an abundant number, since it is smaller than the sum of its proper divisors (1071075644).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

975244996 is a wasteful number, since it uses less digits than its factorization.

975244996 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 398 (or 374 counting only the distinct ones).

The product of its digits is 4898880, while the sum is 55.

The square root of 975244996 is about 31228.9128212943. The cubic root of 975244996 is about 991.6792898079.

The spelling of 975244996 in words is "nine hundred seventy-five million, two hundred forty-four thousand, nine hundred ninety-six".

Divisors: 1 2 4 11 19 22 31 38 44 62 76 121 124 209 242 311 341 418 484 589 622 682 836 1178 1244 1331 1364 2299 2356 2662 3421 3751 4598 5324 5909 6479 6842 7502 9196 9641 11818 12958 13684 15004 19282 23636 25289 25916 37631 38564 41261 50578 64999 71269 75262 82522 101156 106051 129998 142538 150524 165044 183179 212102 259996 285076 366358 413941 424204 714989 732716 783959 827882 1166561 1429978 1567918 1655764 2014969 2333122 2859956 3135836 4029938 4666244 7864879 8059876 12832171 15729758 22164659 25664342 31459516 44329318 51328684 88658636 243811249 487622498 975244996