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151080 = 23351259
BaseRepresentation
bin100100111000101000
321200020120
4210320220
514313310
63123240
71166316
oct447050
9250216
10151080
11a3566
1273520
13539c7
143d0b6
152eb70
hex24e28

151080 has 32 divisors (see below), whose sum is σ = 453600. Its totient is φ = 40256.

The previous prime is 151057. The next prime is 151091. The reversal of 151080 is 80151.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a congruent number.

It is an unprimeable number.

151080 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 510 + ... + 749.

It is an arithmetic number, because the mean of its divisors is an integer number (14175).

2151080 is an apocalyptic number.

151080 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

151080 is an abundant number, since it is smaller than the sum of its proper divisors (302520).

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

151080 is a wasteful number, since it uses less digits than its factorization.

151080 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1273 (or 1269 counting only the distinct ones).

The product of its (nonzero) digits is 40, while the sum is 15.

The square root of 151080 is about 388.6901079266. The cubic root of 151080 is about 53.2601426601.

The spelling of 151080 in words is "one hundred fifty-one thousand, eighty".