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10879054272 = 26346134403
BaseRepresentation
bin10100010000111000…
…10011000111000000
31001002011212012220000
422020130103013000
5134240014214042
64555303520000
7533410302252
oct121034230700
931064765800
1010879054272
114682a40549
122137459000
131044b5c128
14752bc9cd2
1543a14d74c
hex2887131c0

10879054272 has 140 divisors (see below), whose sum is σ = 32778548616. Its totient is φ = 3566799360.

The previous prime is 10879054259. The next prime is 10879054279. The reversal of 10879054272 is 27245097801.

It is a happy number.

10879054272 is a `hidden beast` number, since 10 + 8 + 7 + 90 + 542 + 7 + 2 = 666.

It is a Smith number, since the sum of its digits (45) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10879054279) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 299023 + ... + 333425.

Almost surely, 210879054272 is an apocalyptic number.

10879054272 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 10879054272, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16389274308).

10879054272 is an abundant number, since it is smaller than the sum of its proper divisors (21899494344).

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

10879054272 is an equidigital number, since it uses as much as digits as its factorization.

10879054272 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34488 (or 34469 counting only the distinct ones).

The product of its (nonzero) digits is 282240, while the sum is 45.

The spelling of 10879054272 in words is "ten billion, eight hundred seventy-nine million, fifty-four thousand, two hundred seventy-two".

Divisors: 1 2 3 4 6 8 9 12 16 18 24 27 32 36 48 54 61 64 72 81 96 108 122 144 162 183 192 216 244 288 324 366 432 488 549 576 648 732 864 976 1098 1296 1464 1647 1728 1952 2196 2592 2928 3294 3904 4392 4941 5184 5856 6588 8784 9882 11712 13176 17568 19764 26352 34403 35136 39528 52704 68806 79056 103209 105408 137612 158112 206418 275224 309627 316224 412836 550448 619254 825672 928881 1100896 1238508 1651344 1857762 2098583 2201792 2477016 2786643 3302688 3715524 4197166 4954032 5573286 6295749 6605376 7431048 8394332 9908064 11146572 12591498 14862096 16788664 18887247 19816128 22293144 25182996 29724192 33577328 37774494 44586288 50365992 56661741 59448384 67154656 75548988 89172576 100731984 113323482 134309312 151097976 169985223 178345152 201463968 226646964 302195952 339970446 402927936 453293928 604391904 679940892 906587856 1208783808 1359881784 1813175712 2719763568 3626351424 5439527136 10879054272