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235313090 = 2523531309
BaseRepresentation
bin11100000011010…
…01011111000010
3121101210010212122
432001221133002
5440220004330
635203324242
75555061665
oct1601513702
9541703778
10235313090
11110912231
1266980682
133999c71c
14233756dc
15159d25e5
hexe0697c2

235313090 has 8 divisors (see below), whose sum is σ = 423563580. Its totient is φ = 94125232.

The previous prime is 235313077. The next prime is 235313101. The reversal of 235313090 is 90313532.

It can be written as a sum of positive squares in 2 ways, for example, as 235039561 + 273529 = 15331^2 + 523^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

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 3 ways as a sum of consecutive naturals, for example, 11765645 + ... + 11765664.

Almost surely, 2235313090 is an apocalyptic number.

235313090 is a deficient number, since it is larger than the sum of its proper divisors (188250490).

235313090 is a wasteful number, since it uses less digits than its factorization.

235313090 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23531316.

The product of its (nonzero) digits is 2430, while the sum is 26.

The square root of 235313090 is about 15339.9181875263. The cubic root of 235313090 is about 617.3745115901.

The spelling of 235313090 in words is "two hundred thirty-five million, three hundred thirteen thousand, ninety".

Divisors: 1 2 5 10 23531309 47062618 117656545 235313090