Base | Representation |
---|---|
bin | 11001110110001000… |
… | …01111101100110001 |
3 | 1022211000220020221010 |
4 | 30323010033230301 |
5 | 211404210324023 |
6 | 10212520021133 |
7 | 1000566644661 |
oct | 147304175461 |
9 | 38730806833 |
10 | 13875870513 |
11 | 598062698a |
12 | 28330017a9 |
13 | 140199a48b |
14 | 958c041a1 |
15 | 5632b4093 |
hex | 33b10fb31 |
13875870513 has 8 divisors (see below), whose sum is σ = 18510962400. Its totient is φ = 9245679488.
The previous prime is 13875870493. The next prime is 13875870623. The reversal of 13875870513 is 31507857831.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 13875870513 - 228 = 13607435057 is a prime.
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (13875872513) 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, 1218603 + ... + 1229936.
It is an arithmetic number, because the mean of its divisors is an integer number (2313870300).
Almost surely, 213875870513 is an apocalyptic number.
It is an amenable number.
13875870513 is a deficient number, since it is larger than the sum of its proper divisors (4635091887).
13875870513 is a wasteful number, since it uses less digits than its factorization.
13875870513 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2450431.
The product of its (nonzero) digits is 705600, while the sum is 48.
The spelling of 13875870513 in words is "thirteen billion, eight hundred seventy-five million, eight hundred seventy thousand, five hundred thirteen".
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