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680893374 = 23716211747
BaseRepresentation
bin101000100101011…
…001101110111110
31202110012222010010
4220211121232332
52343302041444
6151321524050
722605332610
oct5045315676
91673188103
10680893374
1131a38a2a7
12170043626
13ab0ac7b5
1466602db0
153eb9b2b9
hex28959bbe

680893374 has 16 divisors (see below), whose sum is σ = 1556327808. Its totient is φ = 194540952.

The previous prime is 680893361. The next prime is 680893387. The reversal of 680893374 is 473398086.

It is an interprime number because it is at equal distance from previous prime (680893361) and next prime (680893387).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8105832 + ... + 8105915.

It is an arithmetic number, because the mean of its divisors is an integer number (97270488).

Almost surely, 2680893374 is an apocalyptic number.

680893374 is an abundant number, since it is smaller than the sum of its proper divisors (875434434).

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

680893374 is a wasteful number, since it uses less digits than its factorization.

680893374 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16211759.

The product of its (nonzero) digits is 870912, while the sum is 48.

The square root of 680893374 is about 26093.9336628267. The cubic root of 680893374 is about 879.7508652529.

The spelling of 680893374 in words is "six hundred eighty million, eight hundred ninety-three thousand, three hundred seventy-four".

Divisors: 1 2 3 6 7 14 21 42 16211747 32423494 48635241 97270482 113482229 226964458 340446687 680893374