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104130504 = 23321446257
BaseRepresentation
bin1100011010011…
…10011111001000
321020221101012100
412031032133020
5203124134004
614155513400
72403044322
oct615163710
9236841170
10104130504
1153862875
122aa58860
131875b8aa
14db88612
15921d739
hex634e7c8

104130504 has 24 divisors (see below), whose sum is σ = 282020310. Its totient is φ = 34710144.

The previous prime is 104130497. The next prime is 104130527. The reversal of 104130504 is 405031401.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 101969604 + 2160900 = 10098^2 + 1470^2 .

It is a tau number, because it is divible by the number of its divisors (24).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 723057 + ... + 723200.

Almost surely, 2104130504 is an apocalyptic number.

It is an amenable number.

104130504 is an abundant number, since it is smaller than the sum of its proper divisors (177889806).

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

104130504 is a wasteful number, since it uses less digits than its factorization.

104130504 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1446269 (or 1446262 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 18.

The square root of 104130504 is about 10204.4355061904. The cubic root of 104130504 is about 470.4635595429.

Adding to 104130504 its reverse (405031401), we get a palindrome (509161905).

The spelling of 104130504 in words is "one hundred four million, one hundred thirty thousand, five hundred four".

Divisors: 1 2 3 4 6 8 9 12 18 24 36 72 1446257 2892514 4338771 5785028 8677542 11570056 13016313 17355084 26032626 34710168 52065252 104130504