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135924920 = 2353398123
BaseRepresentation
bin10000001101000…
…00110010111000
3100110202200221022
420012200302320
5234244044140
621253202012
73240225365
oct1006406270
9313680838
10135924920
116a7a944a
1239630308
1322211561
14140a346c
15bdee0b5
hex81a0cb8

135924920 has 16 divisors (see below), whose sum is σ = 305831160. Its totient is φ = 54369952.

The previous prime is 135924907. The next prime is 135924931. The reversal of 135924920 is 29429531.

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, 1699022 + ... + 1699101.

Almost surely, 2135924920 is an apocalyptic number.

135924920 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

135924920 is an abundant number, since it is smaller than the sum of its proper divisors (169906240).

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

135924920 is a wasteful number, since it uses less digits than its factorization.

135924920 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3398134 (or 3398130 counting only the distinct ones).

The product of its (nonzero) digits is 19440, while the sum is 35.

The square root of 135924920 is about 11658.6843168515. The cubic root of 135924920 is about 514.1616674659.

The spelling of 135924920 in words is "one hundred thirty-five million, nine hundred twenty-four thousand, nine hundred twenty".

Divisors: 1 2 4 5 8 10 20 40 3398123 6796246 13592492 16990615 27184984 33981230 67962460 135924920