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152530235 = 51113213329
BaseRepresentation
bin10010001011101…
…10110100111011
3101122000100010222
421011312310323
5303021431420
623045130255
73531325364
oct1105666473
9348010128
10152530235
1179110250
12430b998b
13257a67a0
1416386b6b
15d5ce225
hex9176d3b

152530235 has 16 divisors (see below), whose sum is σ = 215036640. Its totient is φ = 102397440.

The previous prime is 152530211. The next prime is 152530249. The reversal of 152530235 is 532035251.

It is not a de Polignac number, because 152530235 - 210 = 152529211 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 105950 + ... + 107379.

It is an arithmetic number, because the mean of its divisors is an integer number (13439790).

Almost surely, 2152530235 is an apocalyptic number.

152530235 is a deficient number, since it is larger than the sum of its proper divisors (62506405).

152530235 is a wasteful number, since it uses less digits than its factorization.

152530235 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 213358.

The product of its (nonzero) digits is 4500, while the sum is 26.

The square root of 152530235 is about 12350.3131539245. The cubic root of 152530235 is about 534.3001709340.

Adding to 152530235 its reverse (532035251), we get a palindrome (684565486).

The spelling of 152530235 in words is "one hundred fifty-two million, five hundred thirty thousand, two hundred thirty-five".

Divisors: 1 5 11 13 55 65 143 715 213329 1066645 2346619 2773277 11733095 13866385 30506047 152530235