Base | Representation |
---|---|
bin | 1011010100100100011… |
… | …10101101110100100111 |
3 | 1101012002002212011211022 |
4 | 11222102032231310213 |
5 | 22333133044403004 |
6 | 454412044201355 |
7 | 40050535512005 |
oct | 5522216556447 |
9 | 1335062764738 |
10 | 389000387879 |
11 | 13aa79639a74 |
12 | 6348353925b |
13 | 2a8b481b40c |
14 | 14b83393a75 |
15 | a1badd42be |
hex | 5a923add27 |
389000387879 has 8 divisors (see below), whose sum is σ = 408131556480. Its totient is φ = 370280642400.
The previous prime is 389000387873. The next prime is 389000387927. The reversal of 389000387879 is 978783000983.
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 389000387879 - 228 = 388731952423 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (389000387873) 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, 102853844 + ... + 102857625.
It is an arithmetic number, because the mean of its divisors is an integer number (51016444560).
Almost surely, 2389000387879 is an apocalyptic number.
389000387879 is a deficient number, since it is larger than the sum of its proper divisors (19131168601).
389000387879 is a wasteful number, since it uses less digits than its factorization.
389000387879 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 205711561.
The product of its (nonzero) digits is 18289152, while the sum is 62.
The spelling of 389000387879 in words is "three hundred eighty-nine billion, three hundred eighty-seven thousand, eight hundred seventy-nine".
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