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70151044 = 22171031633
BaseRepresentation
bin1000010111001…
…10101110000100
311220000001010211
410023212232010
5120424313134
610543325204
71511162665
oct413465604
9156001124
1070151044
1136664577
121b5b0804
13116c24c2
14946136c
15625a764
hex42e6b84

70151044 has 12 divisors (see below), whose sum is σ = 129985884. Its totient is φ = 33012224.

The previous prime is 70151023. The next prime is 70151051. The reversal of 70151044 is 44015107.

It can be written as a sum of positive squares in 2 ways, for example, as 45050944 + 25100100 = 6712^2 + 5010^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 515749 + ... + 515884.

It is an arithmetic number, because the mean of its divisors is an integer number (10832157).

Almost surely, 270151044 is an apocalyptic number.

It is an amenable number.

70151044 is a deficient number, since it is larger than the sum of its proper divisors (59834840).

70151044 is a wasteful number, since it uses less digits than its factorization.

70151044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1031654 (or 1031652 counting only the distinct ones).

The product of its (nonzero) digits is 560, while the sum is 22.

The square root of 70151044 is about 8375.6220067527. The cubic root of 70151044 is about 412.4247434182.

The spelling of 70151044 in words is "seventy million, one hundred fifty-one thousand, forty-four".

Divisors: 1 2 4 17 34 68 1031633 2063266 4126532 17537761 35075522 70151044