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152132252 = 22173172169
BaseRepresentation
bin10010001000101…
…01101010011100
3101121021010012212
421010111222130
5302421213002
623032415552
73525050156
oct1104255234
9347233185
10152132252
1178969238
1242b475b8
13256975ac
14162c1ad6
15d551352
hex9115a9c

152132252 has 24 divisors (see below), whose sum is σ = 290989440. Its totient is φ = 69281280.

The previous prime is 152132251. The next prime is 152132261. The reversal of 152132252 is 252231251.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (152132251) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 33977 + ... + 38192.

It is an arithmetic number, because the mean of its divisors is an integer number (12124560).

Almost surely, 2152132252 is an apocalyptic number.

It is an amenable number.

152132252 is a deficient number, since it is larger than the sum of its proper divisors (138857188).

152132252 is a wasteful number, since it uses less digits than its factorization.

152132252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 72221 (or 72219 counting only the distinct ones).

The product of its digits is 1200, while the sum is 23.

The square root of 152132252 is about 12334.1903666191. The cubic root of 152132252 is about 533.8350662153.

The spelling of 152132252 in words is "one hundred fifty-two million, one hundred thirty-two thousand, two hundred fifty-two".

Divisors: 1 2 4 17 31 34 62 68 124 527 1054 2108 72169 144338 288676 1226873 2237239 2453746 4474478 4907492 8948956 38033063 76066126 152132252