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104374042865 = 5101206681273
BaseRepresentation
bin110000100110100101…
…1011000000011110001
3100222102000011202001022
41201031023120003301
53202224223332430
6115540533545225
710353325504031
oct1411513300361
9328360152038
10104374042865
11402a0476264
121828a7a5215
139ac4a849a1
1450a1d3d8c1
152aad2474e5
hex184d2d80f1

104374042865 has 8 divisors (see below), whose sum is σ = 126488939688. Its totient is φ = 82672508800.

The previous prime is 104374042859. The next prime is 104374042867. The reversal of 104374042865 is 568240473401.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 13608622336 + 90765420529 = 116656^2 + 301273^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 104374042865 - 28 = 104374042609 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (104374042867) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 103340132 + ... + 103341141.

It is an arithmetic number, because the mean of its divisors is an integer number (15811117461).

Almost surely, 2104374042865 is an apocalyptic number.

It is an amenable number.

104374042865 is a deficient number, since it is larger than the sum of its proper divisors (22114896823).

104374042865 is a wasteful number, since it uses less digits than its factorization.

104374042865 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 206681379.

The product of its (nonzero) digits is 645120, while the sum is 44.

The spelling of 104374042865 in words is "one hundred four billion, three hundred seventy-four million, forty-two thousand, eight hundred sixty-five".

Divisors: 1 5 101 505 206681273 1033406365 20874808573 104374042865