Base | Representation |
---|---|
bin | 10111001110101… |
… | …000110001101000 |
3 | 1000011022110201211 |
4 | 113032220301220 |
5 | 1244231304000 |
6 | 102400522504 |
7 | 12441335335 |
oct | 2716506150 |
9 | 1004273654 |
10 | 389713000 |
11 | 18aa8a166 |
12 | aa620434 |
13 | 6297c211 |
14 | 39a8798c |
15 | 243307ba |
hex | 173a8c68 |
389713000 has 32 divisors (see below), whose sum is σ = 911930760. Its totient is φ = 155884800.
The previous prime is 389712979. The next prime is 389713003. The reversal of 389713000 is 317983.
It can be written as a sum of positive squares in 4 ways, for example, as 73513476 + 316199524 = 8574^2 + 17782^2 .
It is not an unprimeable number, because it can be changed into a prime (389713003) 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, 193857 + ... + 195856.
Almost surely, 2389713000 is an apocalyptic number.
It is an amenable number.
389713000 is an abundant number, since it is smaller than the sum of its proper divisors (522217760).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
389713000 is a wasteful number, since it uses less digits than its factorization.
389713000 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 389734 (or 389720 counting only the distinct ones).
The product of its (nonzero) digits is 4536, while the sum is 31.
The square root of 389713000 is about 19741.1499158484. The cubic root of 389713000 is about 730.4350943486.
The spelling of 389713000 in words is "three hundred eighty-nine million, seven hundred thirteen thousand".
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