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104120444 = 22173149393
BaseRepresentation
bin1100011010011…
…00000001111100
321020220212101202
412031030001330
5203123323234
614155355032
72403003101
oct615140174
9236825352
10104120444
115385625a
122aa52a78
131875713c
14db84aa8
15921a77e
hex634c07c

104120444 has 24 divisors (see below), whose sum is σ = 199156608. Its totient is φ = 47416320.

The previous prime is 104120407. The next prime is 104120447. The reversal of 104120444 is 444021401.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (104120447) 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, 22589 + ... + 26804.

It is an arithmetic number, because the mean of its divisors is an integer number (8298192).

Almost surely, 2104120444 is an apocalyptic number.

It is an amenable number.

104120444 is a deficient number, since it is larger than the sum of its proper divisors (95036164).

104120444 is a wasteful number, since it uses less digits than its factorization.

104120444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49445 (or 49443 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 20.

The square root of 104120444 is about 10203.9425713790. The cubic root of 104120444 is about 470.4484086324.

Adding to 104120444 its reverse (444021401), we get a palindrome (548141845).

The spelling of 104120444 in words is "one hundred four million, one hundred twenty thousand, four hundred forty-four".

Divisors: 1 2 4 17 31 34 62 68 124 527 1054 2108 49393 98786 197572 839681 1531183 1679362 3062366 3358724 6124732 26030111 52060222 104120444