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120904106 = 21929310859
BaseRepresentation
bin1110011010011…
…01100110101010
322102111120020212
413031031212222
5221422412411
615555221122
72665445051
oct715154652
9272446225
10120904106
116227a054
12345a77a2
131c0825bb
14120b3398
15a93368b
hex734d9aa

120904106 has 16 divisors (see below), whose sum is σ = 191570400. Its totient is φ = 57069648.

The previous prime is 120904099. The next prime is 120904139. The reversal of 120904106 is 601409021.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5705 + ... + 16563.

It is an arithmetic number, because the mean of its divisors is an integer number (11973150).

Almost surely, 2120904106 is an apocalyptic number.

120904106 is a deficient number, since it is larger than the sum of its proper divisors (70666294).

120904106 is a wasteful number, since it uses less digits than its factorization.

120904106 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11173.

The product of its (nonzero) digits is 432, while the sum is 23.

The square root of 120904106 is about 10995.6403178714. The cubic root of 120904106 is about 494.4780486057.

The spelling of 120904106 in words is "one hundred twenty million, nine hundred four thousand, one hundred six".

Divisors: 1 2 19 38 293 586 5567 10859 11134 21718 206321 412642 3181687 6363374 60452053 120904106