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152205460 = 22511691843
BaseRepresentation
bin10010001001001…
…11100010010100
3101121101211122021
421010213202110
5302431033320
623034142524
73525503461
oct1104474224
9347354567
10152205460
1178a09240
1242b81a44
13256c1a04
1416300668
15d567daa
hex9127894

152205460 has 24 divisors (see below), whose sum is σ = 348689376. Its totient is φ = 55347360.

The previous prime is 152205451. The next prime is 152205491. The reversal of 152205460 is 64502251.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 345702 + ... + 346141.

It is an arithmetic number, because the mean of its divisors is an integer number (14528724).

Almost surely, 2152205460 is an apocalyptic number.

152205460 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

152205460 is an abundant number, since it is smaller than the sum of its proper divisors (196483916).

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

152205460 is a wasteful number, since it uses less digits than its factorization.

152205460 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 691863 (or 691861 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 25.

The square root of 152205460 is about 12337.1576953527. The cubic root of 152205460 is about 533.9206819212.

The spelling of 152205460 in words is "one hundred fifty-two million, two hundred five thousand, four hundred sixty".

Divisors: 1 2 4 5 10 11 20 22 44 55 110 220 691843 1383686 2767372 3459215 6918430 7610273 13836860 15220546 30441092 38051365 76102730 152205460