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151312052 = 2239319623
BaseRepresentation
bin10010000010011…
…01011010110100
3101112201110010002
421001031122310
5302213441202
623003050432
73515063003
oct1101153264
9345643102
10151312052
1178458a91
1242810a18
132546b178
141614ac3a
15d43d302
hex904d6b4

151312052 has 12 divisors (see below), whose sum is σ = 264890976. Its totient is φ = 75628920.

The previous prime is 151312043. The next prime is 151312069. The reversal of 151312052 is 250213151.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10913 + ... + 20535.

It is an arithmetic number, because the mean of its divisors is an integer number (22074248).

Almost surely, 2151312052 is an apocalyptic number.

It is an amenable number.

151312052 is a deficient number, since it is larger than the sum of its proper divisors (113578924).

151312052 is a wasteful number, since it uses less digits than its factorization.

151312052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13558 (or 13556 counting only the distinct ones).

The product of its (nonzero) digits is 300, while the sum is 20.

The square root of 151312052 is about 12300.8963901010. The cubic root of 151312052 is about 532.8739709558.

It can be divided in two parts, 1513120 and 52, that multiplied together give a triangular number (78682240 = T12544).

The spelling of 151312052 in words is "one hundred fifty-one million, three hundred twelve thousand, fifty-two".

Divisors: 1 2 4 3931 7862 9623 15724 19246 38492 37828013 75656026 151312052