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142027374 = 2345751797
BaseRepresentation
bin10000111011100…
…10101001101110
3100220020201221010
420131302221232
5242324333444
622032050050
73343132656
oct1035625156
9326221833
10142027374
11731972a5
123b693926
132356a088
1414c11366
15c7072b9
hex8772a6e

142027374 has 16 divisors (see below), whose sum is σ = 284681808. Its totient is φ = 47237952.

The previous prime is 142027363. The next prime is 142027387. The reversal of 142027374 is 473720241.

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, 23157 + ... + 28640.

It is an arithmetic number, because the mean of its divisors is an integer number (17792613).

Almost surely, 2142027374 is an apocalyptic number.

142027374 is an abundant number, since it is smaller than the sum of its proper divisors (142654434).

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

142027374 is a wasteful number, since it uses less digits than its factorization.

142027374 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52259.

The product of its (nonzero) digits is 9408, while the sum is 30.

The square root of 142027374 is about 11917.5238199888. The cubic root of 142027374 is about 521.7438666496.

The spelling of 142027374 in words is "one hundred forty-two million, twenty-seven thousand, three hundred seventy-four".

Divisors: 1 2 3 6 457 914 1371 2742 51797 103594 155391 310782 23671229 47342458 71013687 142027374