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157754132 = 22179220327
BaseRepresentation
bin10010110011100…
…10001100010100
3101222211201222122
421121302030110
5310341113012
623353115112
73623613404
oct1131621424
9358751878
10157754132
1181059018
12449b8a98
13268b5453
1416d46804
15dcb1e72
hex9672314

157754132 has 12 divisors (see below), whose sum is σ = 277613280. Its totient is φ = 78436056.

The previous prime is 157754087. The next prime is 157754159. The reversal of 157754132 is 231457751.

It is a hoax number, since the sum of its digits (35) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 157754092 and 157754101.

It is a congruent number.

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, 109448 + ... + 110879.

It is an arithmetic number, because the mean of its divisors is an integer number (23134440).

Almost surely, 2157754132 is an apocalyptic number.

It is an amenable number.

157754132 is a deficient number, since it is larger than the sum of its proper divisors (119859148).

157754132 is a wasteful number, since it uses less digits than its factorization.

157754132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 220510 (or 220508 counting only the distinct ones).

The product of its digits is 29400, while the sum is 35.

The square root of 157754132 is about 12560.0211783261. The cubic root of 157754132 is about 540.3314517489.

The spelling of 157754132 in words is "one hundred fifty-seven million, seven hundred fifty-four thousand, one hundred thirty-two".

Divisors: 1 2 4 179 358 716 220327 440654 881308 39438533 78877066 157754132