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70132075 = 5213316961
BaseRepresentation
bin1000010111000…
…10000101101011
311212222002010021
410023202011223
5120423211300
610543101311
71511053456
oct413420553
9155862107
1070132075
11366512a2
121b5a1837
13116b6990
14945849d
156254d1a
hex42e216b

70132075 has 24 divisors (see below), whose sum is σ = 96688256. Its totient is φ = 50112000.

The previous prime is 70132039. The next prime is 70132087. The reversal of 70132075 is 57023107.

It is not a de Polignac number, because 70132075 - 213 = 70123883 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 6595 + ... + 13555.

Almost surely, 270132075 is an apocalyptic number.

70132075 is a deficient number, since it is larger than the sum of its proper divisors (26556181).

70132075 is a wasteful number, since it uses less digits than its factorization.

70132075 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7015 (or 7010 counting only the distinct ones).

The product of its (nonzero) digits is 1470, while the sum is 25.

The square root of 70132075 is about 8374.4895366822. The cubic root of 70132075 is about 412.3875665412.

The spelling of 70132075 in words is "seventy million, one hundred thirty-two thousand, seventy-five".

Divisors: 1 5 13 25 31 65 155 325 403 775 2015 6961 10075 34805 90493 174025 215791 452465 1078955 2262325 2805283 5394775 14026415 70132075