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152311135 = 5533591601
BaseRepresentation
bin10010001010000…
…01010101011111
3101121121012121011
421011001111133
5302442424020
623040320051
73526423534
oct1105012537
9347535534
10152311135
1178a80679
1243013027
132572ab42
141632ad8b
15d58935a
hex914155f

152311135 has 16 divisors (see below), whose sum is σ = 186857280. Its totient is φ = 119142400.

The previous prime is 152311123. The next prime is 152311213. The reversal of 152311135 is 531113251.

It is a de Polignac number, because none of the positive numbers 2k-152311135 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 94335 + ... + 95935.

It is an arithmetic number, because the mean of its divisors is an integer number (11678580).

Almost surely, 2152311135 is an apocalyptic number.

152311135 is a deficient number, since it is larger than the sum of its proper divisors (34546145).

152311135 is a wasteful number, since it uses less digits than its factorization.

152311135 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2018.

The product of its digits is 450, while the sum is 22.

The square root of 152311135 is about 12341.4397458319. The cubic root of 152311135 is about 534.0442189158.

Adding to 152311135 its reverse (531113251), we get a palindrome (683424386).

The spelling of 152311135 in words is "one hundred fifty-two million, three hundred eleven thousand, one hundred thirty-five".

Divisors: 1 5 53 265 359 1601 1795 8005 19027 84853 95135 424265 574759 2873795 30462227 152311135