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192135297 = 3672274211
BaseRepresentation
bin10110111001111…
…00000010000001
3111101112111002010
423130330002001
5343141312142
631022043133
74522060134
oct1334740201
9441474063
10192135297
1199501102
12544194a9
1330a62633
141b73621b
1511d03e9c
hexb73c081

192135297 has 16 divisors (see below), whose sum is σ = 261211392. Its totient is φ = 125592720.

The previous prime is 192135271. The next prime is 192135313. The reversal of 192135297 is 792531291.

It is not a de Polignac number, because 192135297 - 210 = 192134273 is a prime.

It is not an unprimeable number, because it can be changed into a prime (192135227) 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, 43522 + ... + 47732.

It is an arithmetic number, because the mean of its divisors is an integer number (16325712).

Almost surely, 2192135297 is an apocalyptic number.

It is an amenable number.

192135297 is a deficient number, since it is larger than the sum of its proper divisors (69076095).

192135297 is a wasteful number, since it uses less digits than its factorization.

192135297 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4508.

The product of its digits is 34020, while the sum is 39.

The square root of 192135297 is about 13861.2877107432. The cubic root of 192135297 is about 577.0353046670.

The spelling of 192135297 in words is "one hundred ninety-two million, one hundred thirty-five thousand, two hundred ninety-seven".

Divisors: 1 3 67 201 227 681 4211 12633 15209 45627 282137 846411 955897 2867691 64045099 192135297