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151055 = 530211
BaseRepresentation
bin100100111000001111
321200012122
4210320033
514313210
63123155
71166252
oct447017
9250178
10151055
11a3543
12734bb
13539a8
143d099
152eb55
hex24e0f

151055 has 4 divisors (see below), whose sum is σ = 181272. Its totient is φ = 120840.

The previous prime is 151051. The next prime is 151057. The reversal of 151055 is 550151.

151055 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 550151 = 778593.

It is not a de Polignac number, because 151055 - 22 = 151051 is a prime.

It is a super-2 number, since 2×1510552 = 45635226050, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (151051) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15101 + ... + 15110.

It is an arithmetic number, because the mean of its divisors is an integer number (45318).

2151055 is an apocalyptic number.

151055 is a deficient number, since it is larger than the sum of its proper divisors (30217).

151055 is an equidigital number, since it uses as much as digits as its factorization.

151055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30216.

The product of its (nonzero) digits is 125, while the sum is 17.

The square root of 151055 is about 388.6579473007. The cubic root of 151055 is about 53.2572047530.

The spelling of 151055 in words is "one hundred fifty-one thousand, fifty-five".

Divisors: 1 5 30211 151055