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152497272 = 23310316163
BaseRepresentation
bin10010001011011…
…10110001111000
3101121221122221010
421011232301320
5303014403042
623044313520
73531130314
oct1105566170
9347848833
10152497272
1179098504
12430a28a0
1325794795
1416378b44
15d5c459c
hex916ec78

152497272 has 32 divisors (see below), whose sum is σ = 381674880. Its totient is φ = 50774880.

The previous prime is 152497243. The next prime is 152497273. The reversal of 152497272 is 272794251.

152497272 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 152497272.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (152497273) 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, 21663 + ... + 27825.

It is an arithmetic number, because the mean of its divisors is an integer number (11927340).

Almost surely, 2152497272 is an apocalyptic number.

152497272 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

152497272 is an abundant number, since it is smaller than the sum of its proper divisors (229177608).

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

152497272 is a wasteful number, since it uses less digits than its factorization.

152497272 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7203 (or 7199 counting only the distinct ones).

The product of its digits is 70560, while the sum is 39.

The square root of 152497272 is about 12348.9785812431. The cubic root of 152497272 is about 534.2616793187.

The spelling of 152497272 in words is "one hundred fifty-two million, four hundred ninety-seven thousand, two hundred seventy-two".

Divisors: 1 2 3 4 6 8 12 24 1031 2062 3093 4124 6163 6186 8248 12326 12372 18489 24652 24744 36978 49304 73956 147912 6354053 12708106 19062159 25416212 38124318 50832424 76248636 152497272