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104401518 = 23131338481
BaseRepresentation
bin1100011100100…
…00101001101110
321021110010221220
412032100221232
5203211322033
614205404210
72405253414
oct616205156
9237403856
10104401518
1153a28451
122ab69666
1318825060
14dc192b4
159273bb3
hex6390a6e

104401518 has 16 divisors (see below), whose sum is σ = 224864976. Its totient is φ = 32123520.

The previous prime is 104401489. The next prime is 104401519. The reversal of 104401518 is 815104401.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (104401519) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 669163 + ... + 669318.

It is an arithmetic number, because the mean of its divisors is an integer number (14054061).

Almost surely, 2104401518 is an apocalyptic number.

104401518 is an abundant number, since it is smaller than the sum of its proper divisors (120463458).

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

104401518 is a wasteful number, since it uses less digits than its factorization.

104401518 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1338499.

The product of its (nonzero) digits is 640, while the sum is 24.

The square root of 104401518 is about 10217.7061026436. The cubic root of 104401518 is about 470.8713547354.

Adding to 104401518 its reverse (815104401), we get a palindrome (919505919).

The spelling of 104401518 in words is "one hundred four million, four hundred one thousand, five hundred eighteen".

Divisors: 1 2 3 6 13 26 39 78 1338481 2676962 4015443 8030886 17400253 34800506 52200759 104401518