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70392374 = 21323532221
BaseRepresentation
bin1000011001000…
…01101000110110
311220110022011222
410030201220312
5121010023444
610552430342
71513216403
oct414415066
9156408158
1070392374
1136809918
121b6a83b2
13117782c0
1494c52aa
1562a6eee
hex4321a36

70392374 has 32 divisors (see below), whose sum is σ = 120947904. Its totient is φ = 30476160.

The previous prime is 70392347. The next prime is 70392437. The reversal of 70392374 is 47329307.

It is a congruent number.

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, 30584 + ... + 32804.

It is an arithmetic number, because the mean of its divisors is an integer number (3779622).

Almost surely, 270392374 is an apocalyptic number.

70392374 is a deficient number, since it is larger than the sum of its proper divisors (50555530).

70392374 is a wasteful number, since it uses less digits than its factorization.

70392374 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2312.

The product of its (nonzero) digits is 31752, while the sum is 35.

The square root of 70392374 is about 8390.0163289472. The cubic root of 70392374 is about 412.8971362348.

The spelling of 70392374 in words is "seventy million, three hundred ninety-two thousand, three hundred seventy-four".

Divisors: 1 2 13 23 26 46 53 106 299 598 689 1219 1378 2221 2438 4442 15847 28873 31694 51083 57746 102166 117713 235426 664079 1328158 1530269 2707399 3060538 5414798 35196187 70392374