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142037918 = 21126924001
BaseRepresentation
bin10000111011101…
…01001110011110
3100220021021101122
420131311032132
5242330203133
622032210542
73343205501
oct1035651636
9326237348
10142037918
11731a4210
123b699a52
1323571b09
1414c15138
15c70a498
hex877539e

142037918 has 16 divisors (see below), whose sum is σ = 233299440. Its totient is φ = 64320000.

The previous prime is 142037897. The next prime is 142037921. The reversal of 142037918 is 819730241.

142037918 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6083 + ... + 17918.

It is an arithmetic number, because the mean of its divisors is an integer number (14581215).

Almost surely, 2142037918 is an apocalyptic number.

142037918 is a deficient number, since it is larger than the sum of its proper divisors (91261522).

142037918 is a wasteful number, since it uses less digits than its factorization.

142037918 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24283.

The product of its (nonzero) digits is 12096, while the sum is 35.

The square root of 142037918 is about 11917.9661855536. The cubic root of 142037918 is about 521.7567776143.

The spelling of 142037918 in words is "one hundred forty-two million, thirty-seven thousand, nine hundred eighteen".

Divisors: 1 2 11 22 269 538 2959 5918 24001 48002 264011 528022 6456269 12912538 71018959 142037918