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104664612 = 223135312659
BaseRepresentation
bin1100011110100…
…00111000100100
321021221111212010
412033100320210
5203243231422
614215154220
72410430433
oct617207044
9237844763
10104664612
1154098088
122b075970
13188b7a30
14dc8711a
1592c6b0c
hex63d0e24

104664612 has 48 divisors (see below), whose sum is σ = 267986880. Its totient is φ = 31594368.

The previous prime is 104664611. The next prime is 104664641. The reversal of 104664612 is 216466401.

It is a super-2 number, since 2×1046646122 = 21909362010221088, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 104664612.

It is not an unprimeable number, because it can be changed into a prime (104664611) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1939 + ... + 14597.

It is an arithmetic number, because the mean of its divisors is an integer number (5583060).

Almost surely, 2104664612 is an apocalyptic number.

104664612 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 104664612, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (133993440).

104664612 is an abundant number, since it is smaller than the sum of its proper divisors (163322268).

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

104664612 is a wasteful number, since it uses less digits than its factorization.

104664612 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12732 (or 12730 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 30.

The square root of 104664612 is about 10230.5724180028. The cubic root of 104664612 is about 471.2665581547.

The spelling of 104664612 in words is "one hundred four million, six hundred sixty-four thousand, six hundred twelve".

Divisors: 1 2 3 4 6 12 13 26 39 52 53 78 106 156 159 212 318 636 689 1378 2067 2756 4134 8268 12659 25318 37977 50636 75954 151908 164567 329134 493701 658268 670927 987402 1341854 1974804 2012781 2683708 4025562 8051124 8722051 17444102 26166153 34888204 52332306 104664612