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150155055 = 3253336779
BaseRepresentation
bin10001111001100…
…10111100101111
3101110112200000100
420330302330233
5301414430210
622522202143
73502203561
oct1074627457
9343480010
10150155055
1177838796
1242353353
132515465b
1415d29331
15d2b05c0
hex8f32f2f

150155055 has 12 divisors (see below), whose sum is σ = 260268840. Its totient is φ = 80082672.

The previous prime is 150155053. The next prime is 150155129. The reversal of 150155055 is 550551051.

150155055 is a `hidden beast` number, since 150 + 1 + 5 + 505 + 5 = 666.

It is not a de Polignac number, because 150155055 - 21 = 150155053 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (150155053) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1668345 + ... + 1668434.

It is an arithmetic number, because the mean of its divisors is an integer number (21689070).

Almost surely, 2150155055 is an apocalyptic number.

150155055 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

150155055 is a deficient number, since it is larger than the sum of its proper divisors (110113785).

150155055 is a wasteful number, since it uses less digits than its factorization.

150155055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3336790 (or 3336787 counting only the distinct ones).

The product of its (nonzero) digits is 3125, while the sum is 27.

The square root of 150155055 is about 12253.7771727741. Note that the first 3 decimals coincide. The cubic root of 150155055 is about 531.5122999053.

The spelling of 150155055 in words is "one hundred fifty million, one hundred fifty-five thousand, fifty-five".

Divisors: 1 3 5 9 15 45 3336779 10010337 16683895 30031011 50051685 150155055