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104019906 = 23171039901
BaseRepresentation
bin1100011001100…
…11011111000010
321020201202111010
412030303133002
5203112114111
614153301350
72402104014
oct614633702
9236652433
10104019906
1153797771
122aa04856
1318720453
14db5a1b4
1591eaaa6
hex63337c2

104019906 has 32 divisors (see below), whose sum is σ = 222438528. Its totient is φ = 32313600.

The previous prime is 104019901. The next prime is 104019931. The reversal of 104019906 is 609910401.

It is not an unprimeable number, because it can be changed into a prime (104019901) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5556 + ... + 15456.

It is an arithmetic number, because the mean of its divisors is an integer number (6951204).

Almost surely, 2104019906 is an apocalyptic number.

104019906 is an abundant number, since it is smaller than the sum of its proper divisors (118418622).

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

104019906 is a wasteful number, since it uses less digits than its factorization.

104019906 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10026.

The product of its (nonzero) digits is 1944, while the sum is 30.

The square root of 104019906 is about 10199.0149524354. The cubic root of 104019906 is about 470.2969392636.

The spelling of 104019906 in words is "one hundred four million, nineteen thousand, nine hundred six".

Divisors: 1 2 3 6 17 34 51 102 103 206 309 618 1751 3502 5253 9901 10506 19802 29703 59406 168317 336634 504951 1009902 1019803 2039606 3059409 6118818 17336651 34673302 52009953 104019906