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149520076 = 22139268921
BaseRepresentation
bin10001110100101…
…11111011001100
3101102100101222121
420322113323030
5301234120301
622500422324
73463620406
oct1072277314
9342311877
10149520076
1177444712
12420a79a4
1324c91624
1415c01b76
15d1d73a1
hex8e97ecc

149520076 has 12 divisors (see below), whose sum is σ = 263543560. Its totient is φ = 74221920.

The previous prime is 149520047. The next prime is 149520103. The reversal of 149520076 is 670025941.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 133905 + ... + 135016.

Almost surely, 2149520076 is an apocalyptic number.

It is an amenable number.

149520076 is a deficient number, since it is larger than the sum of its proper divisors (114023484).

149520076 is a wasteful number, since it uses less digits than its factorization.

149520076 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 269064 (or 269062 counting only the distinct ones).

The product of its (nonzero) digits is 15120, while the sum is 34.

The square root of 149520076 is about 12227.8402017691. The cubic root of 149520076 is about 530.7620176703.

The spelling of 149520076 in words is "one hundred forty-nine million, five hundred twenty thousand, seventy-six".

Divisors: 1 2 4 139 278 556 268921 537842 1075684 37380019 74760038 149520076