Base | Representation |
---|---|
bin | 10111001111001… |
… | …111111011000010 |
3 | 1000011121121200120 |
4 | 113033033323002 |
5 | 1244301421341 |
6 | 102404201110 |
7 | 12442603662 |
oct | 2717177302 |
9 | 1004547616 |
10 | 389873346 |
11 | 190089685 |
12 | aa699196 |
13 | 62a071b5 |
14 | 39aca1a2 |
15 | 24363066 |
hex | 173cfec2 |
389873346 has 32 divisors (see below), whose sum is σ = 817363008. Its totient is φ = 123836160.
The previous prime is 389873243. The next prime is 389873347. The reversal of 389873346 is 643378983.
It is not an unprimeable number, because it can be changed into a prime (389873347) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7851 + ... + 29006.
It is an arithmetic number, because the mean of its divisors is an integer number (25542594).
Almost surely, 2389873346 is an apocalyptic number.
389873346 is an abundant number, since it is smaller than the sum of its proper divisors (427489662).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
389873346 is a wasteful number, since it uses less digits than its factorization.
389873346 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 36946.
The product of its digits is 2612736, while the sum is 51.
The square root of 389873346 is about 19745.2107104482. The cubic root of 389873346 is about 730.5352589023.
The spelling of 389873346 in words is "three hundred eighty-nine million, eight hundred seventy-three thousand, three hundred forty-six".
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