Base | Representation |
---|---|
bin | 10111001100010… |
… | …100001001111011 |
3 | 1000010011112200120 |
4 | 113030110021323 |
5 | 1244102314001 |
6 | 102335504323 |
7 | 12433221504 |
oct | 2714241173 |
9 | 1003145616 |
10 | 389104251 |
11 | 18a703868 |
12 | aa3880a3 |
13 | 627c8103 |
14 | 39969bab |
15 | 24260236 |
hex | 1731427b |
389104251 has 8 divisors (see below), whose sum is σ = 522891264. Its totient is φ = 257360040.
The previous prime is 389104231. The next prime is 389104253. The reversal of 389104251 is 152401983.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 389104251 - 29 = 389103739 is a prime.
It is not an unprimeable number, because it can be changed into a prime (389104253) 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, 510255 + ... + 511016.
It is an arithmetic number, because the mean of its divisors is an integer number (65361408).
Almost surely, 2389104251 is an apocalyptic number.
389104251 is a deficient number, since it is larger than the sum of its proper divisors (133787013).
389104251 is a wasteful number, since it uses less digits than its factorization.
389104251 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1021401.
The product of its (nonzero) digits is 8640, while the sum is 33.
The square root of 389104251 is about 19725.7256140300. The cubic root of 389104251 is about 730.0545721385.
The spelling of 389104251 in words is "three hundred eighty-nine million, one hundred four thousand, two hundred fifty-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.214 sec. • engine limits •