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70932868 = 2253259107
BaseRepresentation
bin1000011101001…
…01100110000100
311221110202121021
410032211212010
5121124322433
611012200524
71520630236
oct416454604
9157422537
1070932868
1137048a06
121b909144
1311907316
1495c6256
15636222d
hex43a5984

70932868 has 36 divisors (see below), whose sum is σ = 129865680. Its totient is φ = 33887776.

The previous prime is 70932839. The next prime is 70932877. The reversal of 70932868 is 86823907.

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 11 ways as a sum of consecutive naturals, for example, 662871 + ... + 662977.

It is an arithmetic number, because the mean of its divisors is an integer number (3607380).

Almost surely, 270932868 is an apocalyptic number.

It is an amenable number.

70932868 is a deficient number, since it is larger than the sum of its proper divisors (58932812).

70932868 is a wasteful number, since it uses less digits than its factorization.

70932868 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 276 (or 221 counting only the distinct ones).

The product of its (nonzero) digits is 145152, while the sum is 43.

The square root of 70932868 is about 8422.1652797841. The cubic root of 70932868 is about 413.9512260993.

The spelling of 70932868 in words is "seventy million, nine hundred thirty-two thousand, eight hundred sixty-eight".

Divisors: 1 2 4 53 59 106 107 118 212 214 236 428 2809 3127 5618 5671 6254 6313 11236 11342 12508 12626 22684 25252 165731 300563 331462 334589 601126 662924 669178 1202252 1338356 17733217 35466434 70932868