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70223568 = 2439071613
BaseRepresentation
bin1000010111110…
…00011011010000
311220010201121220
410023320123100
5120434123233
610545045040
71511614302
oct413703320
9156121556
1070223568
1136704008
121b626780
131171950c
14947d972
156271eb3
hex42f86d0

70223568 has 40 divisors (see below), whose sum is σ = 181723488. Its totient is φ = 23367552.

The previous prime is 70223539. The next prime is 70223579. The reversal of 70223568 is 86532207.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 42730 + ... + 44342.

Almost surely, 270223568 is an apocalyptic number.

It is an amenable number.

70223568 is an abundant number, since it is smaller than the sum of its proper divisors (111499920).

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

70223568 is a wasteful number, since it uses less digits than its factorization.

70223568 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2531 (or 2525 counting only the distinct ones).

The product of its (nonzero) digits is 20160, while the sum is 33.

The square root of 70223568 is about 8379.9503578482. The cubic root of 70223568 is about 412.5668196622.

The spelling of 70223568 in words is "seventy million, two hundred twenty-three thousand, five hundred sixty-eight".

Divisors: 1 2 3 4 6 8 12 16 24 48 907 1613 1814 2721 3226 3628 4839 5442 6452 7256 9678 10884 12904 14512 19356 21768 25808 38712 43536 77424 1462991 2925982 4388973 5851964 8777946 11703928 17555892 23407856 35111784 70223568