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70227534 = 23131947387
BaseRepresentation
bin1000010111110…
…01011001001110
311220010221001210
410023321121032
5120434240114
610545115250
71511631666
oct413713116
9156127053
1070227534
1136706a93
121b628b26
131171b270
1494811a6
156273259
hex42f964e

70227534 has 32 divisors (see below), whose sum is σ = 159223680. Its totient is φ = 20470752.

The previous prime is 70227503. The next prime is 70227559. The reversal of 70227534 is 43572207.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 22212 + ... + 25175.

It is an arithmetic number, because the mean of its divisors is an integer number (4975740).

Almost surely, 270227534 is an apocalyptic number.

70227534 is an abundant number, since it is smaller than the sum of its proper divisors (88996146).

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

70227534 is a wasteful number, since it uses less digits than its factorization.

70227534 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47424.

The product of its (nonzero) digits is 11760, while the sum is 30.

The square root of 70227534 is about 8380.1869907538. The cubic root of 70227534 is about 412.5745863292.

The spelling of 70227534 in words is "seventy million, two hundred twenty-seven thousand, five hundred thirty-four".

Divisors: 1 2 3 6 13 19 26 38 39 57 78 114 247 494 741 1482 47387 94774 142161 284322 616031 900353 1232062 1800706 1848093 2701059 3696186 5402118 11704589 23409178 35113767 70227534