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235234972 = 22719442171
BaseRepresentation
bin11100000010101…
…10011010011100
3121101122011201101
432001112122130
5440210004342
635201522444
75554315150
oct1601263234
9541564641
10235234972
11110869575
1266943424
1339972cbb
1423355060
15159b93b7
hexe05669c

235234972 has 24 divisors (see below), whose sum is σ = 495232640. Its totient is φ = 95508720.

The previous prime is 235234963. The next prime is 235234973. The reversal of 235234972 is 279432532.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (235234973) 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 7 ways as a sum of consecutive naturals, for example, 220554 + ... + 221617.

Almost surely, 2235234972 is an apocalyptic number.

It is an amenable number.

235234972 is an abundant number, since it is smaller than the sum of its proper divisors (259997668).

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

235234972 is a wasteful number, since it uses less digits than its factorization.

235234972 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 442201 (or 442199 counting only the distinct ones).

The product of its digits is 90720, while the sum is 37.

The square root of 235234972 is about 15337.3717435550. The cubic root of 235234972 is about 617.3061864495.

The spelling of 235234972 in words is "two hundred thirty-five million, two hundred thirty-four thousand, nine hundred seventy-two".

Divisors: 1 2 4 7 14 19 28 38 76 133 266 532 442171 884342 1768684 3095197 6190394 8401249 12380788 16802498 33604996 58808743 117617486 235234972