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235370052 = 22326538057
BaseRepresentation
bin11100000011101…
…11011001000100
3121101220001000100
432001313121010
5440223320202
635204444100
75555420031
oct1601673104
9541801010
10235370052
11110951005
12669a9630
13399bc628
142338c388
15159e441c
hexe077644

235370052 has 18 divisors (see below), whose sum is σ = 594963278. Its totient is φ = 78456672.

The previous prime is 235370039. The next prime is 235370059. The reversal of 235370052 is 250073532.

It can be written as a sum of positive squares in only one way, i.e., 136048896 + 99321156 = 11664^2 + 9966^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is a super-2 number, since 2×2353700522 = 110798122756965408, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 235369998 and 235370025.

It is not an unprimeable number, because it can be changed into a prime (235370059) by changing a digit.

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 5 ways as a sum of consecutive naturals, for example, 3268993 + ... + 3269064.

Almost surely, 2235370052 is an apocalyptic number.

It is an amenable number.

235370052 is an abundant number, since it is smaller than the sum of its proper divisors (359593226).

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

235370052 is a wasteful number, since it uses less digits than its factorization.

235370052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6538067 (or 6538062 counting only the distinct ones).

The product of its (nonzero) digits is 6300, while the sum is 27.

The square root of 235370052 is about 15341.7747343650. The cubic root of 235370052 is about 617.4243233108.

The spelling of 235370052 in words is "two hundred thirty-five million, three hundred seventy thousand, fifty-two".

Divisors: 1 2 3 4 6 9 12 18 36 6538057 13076114 19614171 26152228 39228342 58842513 78456684 117685026 235370052