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152145260 = 22541185543
BaseRepresentation
bin10010001000110…
…00110101101100
3101121021210001122
421010120311230
5302422122020
623033000112
73525133121
oct1104306554
9347253048
10152145260
1178977a93
1242b53038
13256a04a7
14162c6748
15d555125
hex9118d6c

152145260 has 24 divisors (see below), whose sum is σ = 327299616. Its totient is φ = 59373440.

The previous prime is 152145239. The next prime is 152145263. The reversal of 152145260 is 62541251.

It is not an unprimeable number, because it can be changed into a prime (152145263) 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, 91952 + ... + 93591.

It is an arithmetic number, because the mean of its divisors is an integer number (13637484).

Almost surely, 2152145260 is an apocalyptic number.

152145260 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

152145260 is an abundant number, since it is smaller than the sum of its proper divisors (175154356).

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

152145260 is a wasteful number, since it uses less digits than its factorization.

152145260 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 185593 (or 185591 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 26.

The square root of 152145260 is about 12334.7176700563. The cubic root of 152145260 is about 533.8502808910.

The spelling of 152145260 in words is "one hundred fifty-two million, one hundred forty-five thousand, two hundred sixty".

Divisors: 1 2 4 5 10 20 41 82 164 205 410 820 185543 371086 742172 927715 1855430 3710860 7607263 15214526 30429052 38036315 76072630 152145260