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70134018 = 2337615179
BaseRepresentation
bin1000010111000…
…10100100000010
311212222011210020
410023202210002
5120423242033
610543114310
71511062233
oct413424402
9155864706
1070134018
11366527a9
121b5a2996
13116b7826
14945908a
1562556b3
hex42e2902

70134018 has 32 divisors (see below), whose sum is σ = 146448960. Its totient is φ = 22368960.

The previous prime is 70134017. The next prime is 70134023. The reversal of 70134018 is 81043107.

It is not an unprimeable number, because it can be changed into a prime (70134017) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10953 + ... + 16131.

It is an arithmetic number, because the mean of its divisors is an integer number (4576530).

Almost surely, 270134018 is an apocalyptic number.

70134018 is an abundant number, since it is smaller than the sum of its proper divisors (76314942).

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

70134018 is a wasteful number, since it uses less digits than its factorization.

70134018 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5282.

The product of its (nonzero) digits is 672, while the sum is 24.

The square root of 70134018 is about 8374.6055429495. The cubic root of 70134018 is about 412.3913748873.

The spelling of 70134018 in words is "seventy million, one hundred thirty-four thousand, eighteen".

Divisors: 1 2 3 6 37 61 74 111 122 183 222 366 2257 4514 5179 6771 10358 13542 15537 31074 191623 315919 383246 574869 631838 947757 1149738 1895514 11689003 23378006 35067009 70134018