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8680252974 = 2353113241561
BaseRepresentation
bin10000001010110001…
…00010011000101110
3211101221102112112220
420011120202120232
5120234121043344
63553155540210
7425050634661
oct100530423056
924357375486
108680252974
11375485a598
121822bba666
13a8445a283
145c4b816d8
1535c0bbc19
hex20562262e

8680252974 has 32 divisors (see below), whose sum is σ = 17844668064. Its totient is φ = 2813690880.

The previous prime is 8680252937. The next prime is 8680252979. The reversal of 8680252974 is 4792520868.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8680252979) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 84847 + ... + 156714.

It is an arithmetic number, because the mean of its divisors is an integer number (557645877).

Almost surely, 28680252974 is an apocalyptic number.

8680252974 is an abundant number, since it is smaller than the sum of its proper divisors (9164415090).

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

8680252974 is a wasteful number, since it uses less digits than its factorization.

8680252974 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 241732.

The product of its (nonzero) digits is 1935360, while the sum is 51.

The square root of 8680252974 is about 93167.8752253157. The cubic root of 8680252974 is about 2055.1528489621.

The spelling of 8680252974 in words is "eight billion, six hundred eighty million, two hundred fifty-two thousand, nine hundred seventy-four".

Divisors: 1 2 3 6 53 106 113 159 226 318 339 678 5989 11978 17967 35934 241561 483122 724683 1449366 12802733 25605466 27296393 38408199 54592786 76816398 81889179 163778358 1446708829 2893417658 4340126487 8680252974