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104274685 = 5174129921
BaseRepresentation
bin1100011011100…
…01101011111101
321021012200222101
412031301223331
5203143242220
614202545101
72404214554
oct615615375
9237180871
10104274685
1153951129
122ab08191
13187ac3c8
14dbc4d9b
15924b30a
hex6371afd

104274685 has 16 divisors (see below), whose sum is σ = 135726192. Its totient is φ = 76595200.

The previous prime is 104274683. The next prime is 104274697. The reversal of 104274685 is 586472401.

It can be written as a sum of positive squares in 8 ways, for example, as 1920996 + 102353689 = 1386^2 + 10117^2 .

It is not a de Polignac number, because 104274685 - 21 = 104274683 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (104274683) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11476 + ... + 18445.

It is an arithmetic number, because the mean of its divisors is an integer number (8482887).

Almost surely, 2104274685 is an apocalyptic number.

It is an amenable number.

104274685 is a deficient number, since it is larger than the sum of its proper divisors (31451507).

104274685 is a wasteful number, since it uses less digits than its factorization.

104274685 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29984.

The product of its (nonzero) digits is 53760, while the sum is 37.

The square root of 104274685 is about 10211.4976864317. The cubic root of 104274685 is about 470.6805968849.

The spelling of 104274685 in words is "one hundred four million, two hundred seventy-four thousand, six hundred eighty-five".

Divisors: 1 5 17 41 85 205 697 3485 29921 149605 508657 1226761 2543285 6133805 20854937 104274685