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104661384 = 23317713613
BaseRepresentation
bin1100011110100…
…00000110001000
321021221100102120
412033100012020
5203243131014
614215131240
72410415142
oct617200610
9237840376
10104661384
1154095713
122b073b20
13188b6419
14dc85c92
1592c5ba9
hex63d0188

104661384 has 64 divisors (see below), whose sum is σ = 281024640. Its totient is φ = 32363520.

The previous prime is 104661383. The next prime is 104661407. The reversal of 104661384 is 483166401.

It is not an unprimeable number, because it can be changed into a prime (104661383) 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, 27162 + ... + 30774.

It is an arithmetic number, because the mean of its divisors is an integer number (4391010).

Almost surely, 2104661384 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 104661384, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (140512320).

104661384 is an abundant number, since it is smaller than the sum of its proper divisors (176363256).

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

104661384 is a wasteful number, since it uses less digits than its factorization.

104661384 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3710 (or 3706 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 33.

The square root of 104661384 is about 10230.4146543530. The cubic root of 104661384 is about 471.2617132695.

The spelling of 104661384 in words is "one hundred four million, six hundred sixty-one thousand, three hundred eighty-four".

Divisors: 1 2 3 4 6 8 12 17 24 34 51 68 71 102 136 142 204 213 284 408 426 568 852 1207 1704 2414 3613 3621 4828 7226 7242 9656 10839 14452 14484 21678 28904 28968 43356 61421 86712 122842 184263 245684 256523 368526 491368 513046 737052 769569 1026092 1474104 1539138 2052184 3078276 4360891 6156552 8721782 13082673 17443564 26165346 34887128 52330692 104661384