Base | Representation |
---|---|
bin | 11001011111101111… |
… | …00000101111110001 |
3 | 1022022221100120211122 |
4 | 30233313200233301 |
5 | 211013110424324 |
6 | 10142124552025 |
7 | 663125636144 |
oct | 145767405761 |
9 | 38287316748 |
10 | 13687983089 |
11 | 5894567320 |
12 | 27a00b2615 |
13 | 13a1a944a1 |
14 | 93bc9605b |
15 | 551a4da5e |
hex | 32fde0bf1 |
13687983089 has 8 divisors (see below), whose sum is σ = 14933292960. Its totient is φ = 12442831200.
The previous prime is 13687983079. The next prime is 13687983091. The reversal of 13687983089 is 98038978631.
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 13687983089 - 24 = 13687983073 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (13687983079) 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, 210509 + ... + 267749.
It is an arithmetic number, because the mean of its divisors is an integer number (1866661620).
Almost surely, 213687983089 is an apocalyptic number.
It is an amenable number.
13687983089 is a deficient number, since it is larger than the sum of its proper divisors (1245309871).
13687983089 is a wasteful number, since it uses less digits than its factorization.
13687983089 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 78991.
The product of its (nonzero) digits is 15676416, while the sum is 62.
The spelling of 13687983089 in words is "thirteen billion, six hundred eighty-seven million, nine hundred eighty-three thousand, eighty-nine".
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