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100808103025 = 527337317731
BaseRepresentation
bin101110111100010100…
…0011001010001110001
3100122012111020020012101
41131320220121101301
53122423333244100
6114151031300401
710166055511000
oct1357050312161
9318174206171
10100808103025
1139830600943
121765451a701
13967706b906
144c444d8c37
15295016286a
hex1778a19471

100808103025 has 48 divisors (see below), whose sum is σ = 149715318400. Its totient is φ = 67257086400.

The previous prime is 100808103013. The next prime is 100808103031. The reversal of 100808103025 is 520301808001.

It is not a de Polignac number, because 100808103025 - 213 = 100808094833 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 100808102984 and 100808103002.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 158410 + ... + 476140.

Almost surely, 2100808103025 is an apocalyptic number.

It is an amenable number.

100808103025 is a deficient number, since it is larger than the sum of its proper divisors (48907215375).

100808103025 is an equidigital number, since it uses as much as digits as its factorization.

100808103025 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 317799 (or 317780 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 28.

The spelling of 100808103025 in words is "one hundred billion, eight hundred eight million, one hundred three thousand, twenty-five".

Divisors: 1 5 7 25 35 37 49 175 185 245 259 343 925 1225 1295 1715 1813 6475 8575 9065 12691 45325 63455 317275 317731 1588655 2224117 7943275 11120585 11756047 15568819 55602925 58780235 77844095 82292329 108981733 293901175 389220475 411461645 544908665 576046303 2057308225 2724543325 2880231515 4032324121 14401157575 20161620605 100808103025