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68100410522 = 223291311812153
BaseRepresentation
bin111111011011000110…
…011100110010011010
320111210000221021222202
4333123012130302122
52103432201114042
651141312050202
74630406636624
oct773306346232
9214700837882
1068100410522
11269769a7411
1211246833962
136563a28901
143420617c14
151b88984632
hexfdb19cc9a

68100410522 has 64 divisors (see below), whose sum is σ = 111775023360. Its totient is φ = 31019788800.

The previous prime is 68100410507. The next prime is 68100410531. The reversal of 68100410522 is 22501400186.

It is a Harshad number since it is a multiple of its sum of digits (29).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 31629398 + ... + 31631550.

It is an arithmetic number, because the mean of its divisors is an integer number (1746484740).

Almost surely, 268100410522 is an apocalyptic number.

68100410522 is a deficient number, since it is larger than the sum of its proper divisors (43674612838).

68100410522 is a wasteful number, since it uses less digits than its factorization.

68100410522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2519.

The product of its (nonzero) digits is 3840, while the sum is 29.

The spelling of 68100410522 in words is "sixty-eight billion, one hundred million, four hundred ten thousand, five hundred twenty-two".

Divisors: 1 2 23 29 46 58 131 181 262 362 667 1334 2153 3013 3799 4163 4306 5249 6026 7598 8326 10498 23711 47422 49519 62437 87377 99038 120727 124874 174754 241454 282043 389693 545353 564086 687619 779386 1090706 1375238 1436051 2872102 6486989 8179247 8962939 11301097 12973978 15815237 16358494 17925878 22602194 31630474 51049783 102099566 188122681 259925231 376245362 519850462 1174145009 1480443707 2348290018 2960887414 34050205261 68100410522