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201252532 = 22137353017
BaseRepresentation
bin10111111111011…
…01111010110100
3112000200200120111
423333231322310
5403010040112
631545312404
74662422035
oct1377557264
9460620514
10201252532
11a3669008
1257495704
1332905450
141ca2aa8c
1512a055a7
hexbfedeb4

201252532 has 24 divisors (see below), whose sum is σ = 384486536. Its totient is φ = 91611648.

The previous prime is 201252529. The next prime is 201252563. The reversal of 201252532 is 235252102.

It can be written as a sum of positive squares in 4 ways, for example, as 49617936 + 151634596 = 7044^2 + 12314^2 .

It is a super-2 number, since 2×2012525322 = 81005163272822048, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22713 + ... + 30304.

Almost surely, 2201252532 is an apocalyptic number.

It is an amenable number.

201252532 is a deficient number, since it is larger than the sum of its proper divisors (183234004).

201252532 is a wasteful number, since it uses less digits than its factorization.

201252532 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53107 (or 53105 counting only the distinct ones).

The product of its (nonzero) digits is 1200, while the sum is 22.

The square root of 201252532 is about 14186.3502001043. The cubic root of 201252532 is about 586.0218165648.

The spelling of 201252532 in words is "two hundred one million, two hundred fifty-two thousand, five hundred thirty-two".

Divisors: 1 2 4 13 26 52 73 146 292 949 1898 3796 53017 106034 212068 689221 1378442 2756884 3870241 7740482 15480964 50313133 100626266 201252532