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156360242 = 2233421797
BaseRepresentation
bin10010101000111…
…01111000110010
3101220012220221002
421110131320302
5310012011432
623303202002
73606016523
oct1124357062
9356186832
10156360242
1180296845
1244446302
1326517b6c
1416aa284a
15dad8e62
hex951de32

156360242 has 16 divisors (see below), whose sum is σ = 236402712. Its totient is φ = 77562240.

The previous prime is 156360227. The next prime is 156360287. The reversal of 156360242 is 242063651.

156360242 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 57775201 + 98585041 = 7601^2 + 9929^2 .

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, 195788 + ... + 196584.

Almost surely, 2156360242 is an apocalyptic number.

156360242 is a deficient number, since it is larger than the sum of its proper divisors (80042470).

156360242 is a wasteful number, since it uses less digits than its factorization.

156360242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1453.

The product of its (nonzero) digits is 8640, while the sum is 29.

The square root of 156360242 is about 12504.4089024632. The cubic root of 156360242 is about 538.7353142962.

The spelling of 156360242 in words is "one hundred fifty-six million, three hundred sixty thousand, two hundred forty-two".

Divisors: 1 2 233 421 466 797 842 1594 98093 185701 196186 335537 371402 671074 78180121 156360242