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70132508 = 22107163861
BaseRepresentation
bin1000010111000…
…10001100011100
311212222002201022
410023202030130
5120423220013
610543103312
71511054645
oct413421434
9155862638
1070132508
1136651656
121b5a1b38
13116b6c34
1494586cc
156255008
hex42e231c

70132508 has 12 divisors (see below), whose sum is σ = 123879672. Its totient is φ = 34738320.

The previous prime is 70132499. The next prime is 70132519. The reversal of 70132508 is 80523107.

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 3 ways as a sum of consecutive naturals, for example, 81503 + ... + 82358.

It is an arithmetic number, because the mean of its divisors is an integer number (10323306).

Almost surely, 270132508 is an apocalyptic number.

It is an amenable number.

70132508 is a deficient number, since it is larger than the sum of its proper divisors (53747164).

70132508 is a wasteful number, since it uses less digits than its factorization.

70132508 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 163972 (or 163970 counting only the distinct ones).

The product of its (nonzero) digits is 1680, while the sum is 26.

The square root of 70132508 is about 8374.5153889643. The cubic root of 70132508 is about 412.3884152420.

The spelling of 70132508 in words is "seventy million, one hundred thirty-two thousand, five hundred eight".

Divisors: 1 2 4 107 214 428 163861 327722 655444 17533127 35066254 70132508