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192027957 = 31153109793
BaseRepresentation
bin10110111001000…
…01110100110101
3111101100000211120
423130201310311
5343124343312
631015454153
74521132162
oct1334416465
9441300746
10192027957
11994384a0
1254387359
1330a25814
141b709069
1511cd228c
hexb721d35

192027957 has 16 divisors (see below), whose sum is σ = 284586048. Its totient is φ = 114183680.

The previous prime is 192027931. The next prime is 192027959. The reversal of 192027957 is 759720291.

It is a cyclic number.

It is not a de Polignac number, because 192027957 - 28 = 192027701 is a prime.

It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (192027959) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 53148 + ... + 56645.

It is an arithmetic number, because the mean of its divisors is an integer number (17786628).

Almost surely, 2192027957 is an apocalyptic number.

It is an amenable number.

192027957 is a deficient number, since it is larger than the sum of its proper divisors (92558091).

192027957 is a wasteful number, since it uses less digits than its factorization.

192027957 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 109860.

The product of its (nonzero) digits is 79380, while the sum is 42.

The square root of 192027957 is about 13857.4152351728. The cubic root of 192027957 is about 576.9278274385.

The spelling of 192027957 in words is "one hundred ninety-two million, twenty-seven thousand, nine hundred fifty-seven".

Divisors: 1 3 11 33 53 159 583 1749 109793 329379 1207723 3623169 5819029 17457087 64009319 192027957