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104441013 = 32174091669
BaseRepresentation
bin1100011100110…
…10010010110101
321021112011010200
412032122102311
5203214103023
614210311113
72405506515
oct616322265
9237464120
10104441013
1153a55096
122ab88499
131883a021
14dc29845
159280743
hex639a4b5

104441013 has 24 divisors (see below), whose sum is σ = 160219800. Its totient is φ = 65332224.

The previous prime is 104441011. The next prime is 104441017. The reversal of 104441013 is 310144401.

It can be written as a sum of positive squares in 4 ways, for example, as 53846244 + 50594769 = 7338^2 + 7113^2 .

It is not a de Polignac number, because 104441013 - 21 = 104441011 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (104441011) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 61743 + ... + 63411.

It is an arithmetic number, because the mean of its divisors is an integer number (6675825).

Almost surely, 2104441013 is an apocalyptic number.

It is an amenable number.

104441013 is a deficient number, since it is larger than the sum of its proper divisors (55778787).

104441013 is a wasteful number, since it uses less digits than its factorization.

104441013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2101 (or 2098 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

The square root of 104441013 is about 10219.6385943927. The cubic root of 104441013 is about 470.9307239857.

Adding to 104441013 its reverse (310144401), we get a palindrome (414585414).

The spelling of 104441013 in words is "one hundred four million, four hundred forty-one thousand, thirteen".

Divisors: 1 3 9 17 51 153 409 1227 1669 3681 5007 6953 15021 20859 28373 62577 85119 255357 682621 2047863 6143589 11604557 34813671 104441013