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150055525 = 5211353117
BaseRepresentation
bin10001111000110…
…10101001100101
3101110100121111001
420330122221211
5301403234100
622520113301
73501310444
oct1074325145
9343317431
10150055525
117777aa34
1242305831
132511b269
1415d00d5b
15d290d6a
hex8f1aa65

150055525 has 12 divisors (see below), whose sum is σ = 187719012. Its totient is φ = 118979840.

The previous prime is 150055501. The next prime is 150055553. The reversal of 150055525 is 525550051.

It is a happy number.

150055525 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 6 ways, for example, as 5262436 + 144793089 = 2294^2 + 12033^2 .

It is not a de Polignac number, because 150055525 - 213 = 150047333 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 150055493 and 150055502.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 23734 + ... + 29383.

It is an arithmetic number, because the mean of its divisors is an integer number (15643251).

Almost surely, 2150055525 is an apocalyptic number.

It is an amenable number.

150055525 is a deficient number, since it is larger than the sum of its proper divisors (37663487).

150055525 is a wasteful number, since it uses less digits than its factorization.

150055525 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53240 (or 53235 counting only the distinct ones).

The product of its (nonzero) digits is 6250, while the sum is 28.

The square root of 150055525 is about 12249.7153028142. The cubic root of 150055525 is about 531.3948366336.

The spelling of 150055525 in words is "one hundred fifty million, fifty-five thousand, five hundred twenty-five".

Divisors: 1 5 25 113 565 2825 53117 265585 1327925 6002221 30011105 150055525