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680108370 = 235199113921
BaseRepresentation
bin101000100010011…
…010000101010010
31202101202002021220
4220202122011102
52343101431440
6151253025510
722565553144
oct5042320522
91671662256
10680108370
113199a3537
1216b925296
13aab963b6
146647ac94
153ea938d0
hex2889a152

680108370 has 32 divisors (see below), whose sum is σ = 1640476800. Its totient is φ = 180449280.

The previous prime is 680108347. The next prime is 680108449. The reversal of 680108370 is 73801086.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 50991 + ... + 62930.

It is an arithmetic number, because the mean of its divisors is an integer number (51264900).

Almost surely, 2680108370 is an apocalyptic number.

680108370 is an abundant number, since it is smaller than the sum of its proper divisors (960368430).

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

680108370 is a wasteful number, since it uses less digits than its factorization.

680108370 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 114130.

The product of its (nonzero) digits is 8064, while the sum is 33.

The square root of 680108370 is about 26078.8874379257. The cubic root of 680108370 is about 879.4126461102.

The spelling of 680108370 in words is "six hundred eighty million, one hundred eight thousand, three hundred seventy".

Divisors: 1 2 3 5 6 10 15 30 199 398 597 995 1194 1990 2985 5970 113921 227842 341763 569605 683526 1139210 1708815 3417630 22670279 45340558 68010837 113351395 136021674 226702790 340054185 680108370