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152538264 = 23322118587
BaseRepresentation
bin10010001011110…
…00110010011000
3101122000202011100
421011320302120
5303022211024
623045231400
73531360654
oct1105706230
9348022140
10152538264
117911628a
1243102560
13257aa338
1416389a64
15d5d17c9
hex9178c98

152538264 has 24 divisors (see below), whose sum is σ = 413124660. Its totient is φ = 50846064.

The previous prime is 152538233. The next prime is 152538283. The reversal of 152538264 is 462835251.

It is a tau number, because it is divible by the number of its divisors (24).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1059222 + ... + 1059365.

Almost surely, 2152538264 is an apocalyptic number.

It is an amenable number.

152538264 is an abundant number, since it is smaller than the sum of its proper divisors (260586396).

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

152538264 is a wasteful number, since it uses less digits than its factorization.

152538264 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2118599 (or 2118592 counting only the distinct ones).

The product of its digits is 57600, while the sum is 36.

The square root of 152538264 is about 12350.6382021335. The cubic root of 152538264 is about 534.3095457329.

The spelling of 152538264 in words is "one hundred fifty-two million, five hundred thirty-eight thousand, two hundred sixty-four".

Divisors: 1 2 3 4 6 8 9 12 18 24 36 72 2118587 4237174 6355761 8474348 12711522 16948696 19067283 25423044 38134566 50846088 76269132 152538264