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682123474 = 210315121929
BaseRepresentation
bin101000101010000…
…110000011010010
31202112112110111101
4220222012003102
52344110422344
6151404135014
722621645114
oct5052060322
91675473441
10682123474
1132004a50a
1217053746a
13ab420676
14668433b4
153ed409d4
hex28a860d2

682123474 has 16 divisors (see below), whose sum is σ = 1040008320. Its totient is φ = 335498400.

The previous prime is 682123469. The next prime is 682123493. The reversal of 682123474 is 474321286.

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 7 ways as a sum of consecutive naturals, for example, 20142 + ... + 42070.

It is an arithmetic number, because the mean of its divisors is an integer number (65000520).

Almost surely, 2682123474 is an apocalyptic number.

682123474 is a deficient number, since it is larger than the sum of its proper divisors (357884846).

682123474 is a wasteful number, since it uses less digits than its factorization.

682123474 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22185.

The product of its digits is 64512, while the sum is 37.

The square root of 682123474 is about 26117.4936393215. The cubic root of 682123474 is about 880.2803316595.

The spelling of 682123474 in words is "six hundred eighty-two million, one hundred twenty-three thousand, four hundred seventy-four".

Divisors: 1 2 103 151 206 302 15553 21929 31106 43858 2258687 3311279 4517374 6622558 341061737 682123474