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133650948 = 22353210143
BaseRepresentation
bin1111111011101…
…01101000000100
3100022111011122010
413331311220010
5233203312243
621132334220
73212004624
oct775655004
9308434563
10133650948
1169495a32
1238914370
13218c6502
1413a70884
15bb00433
hex7f75a04

133650948 has 24 divisors (see below), whose sum is σ = 317737728. Its totient is φ = 43709536.

The previous prime is 133650941. The next prime is 133650949. The reversal of 133650948 is 849056331.

It is not an unprimeable number, because it can be changed into a prime (133650941) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 104436 + ... + 105707.

It is an arithmetic number, because the mean of its divisors is an integer number (13239072).

Almost surely, 2133650948 is an apocalyptic number.

It is an amenable number.

133650948 is an abundant number, since it is smaller than the sum of its proper divisors (184086780).

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

133650948 is a wasteful number, since it uses less digits than its factorization.

133650948 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 210203 (or 210201 counting only the distinct ones).

The product of its (nonzero) digits is 77760, while the sum is 39.

The square root of 133650948 is about 11560.7503216703. The cubic root of 133650948 is about 511.2782851104.

The spelling of 133650948 in words is "one hundred thirty-three million, six hundred fifty thousand, nine hundred forty-eight".

Divisors: 1 2 3 4 6 12 53 106 159 212 318 636 210143 420286 630429 840572 1260858 2521716 11137579 22275158 33412737 44550316 66825474 133650948