Base | Representation |
---|---|
bin | 10111001100011… |
… | …101000110110010 |
3 | 1000010020101222110 |
4 | 113030131012302 |
5 | 1244110002124 |
6 | 102340350150 |
7 | 12433433421 |
oct | 2714350662 |
9 | 1003211873 |
10 | 389140914 |
11 | 18a729368 |
12 | aa3a5356 |
13 | 6280b9c6 |
14 | 399792b8 |
15 | 2426b029 |
hex | 1731d1b2 |
389140914 has 64 divisors (see below), whose sum is σ = 855864576. Its totient is φ = 117448704.
The previous prime is 389140909. The next prime is 389140943. The reversal of 389140914 is 419041983.
389140914 is nontrivially palindromic in base 7.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 365547 + ... + 366609.
It is an arithmetic number, because the mean of its divisors is an integer number (13372884).
Almost surely, 2389140914 is an apocalyptic number.
389140914 is a gapful number since it is divisible by the number (34) formed by its first and last digit.
389140914 is an abundant number, since it is smaller than the sum of its proper divisors (466723662).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
389140914 is a wasteful number, since it uses less digits than its factorization.
389140914 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1219.
The product of its (nonzero) digits is 31104, while the sum is 39.
The square root of 389140914 is about 19726.6549115657. The cubic root of 389140914 is about 730.0775009980.
The spelling of 389140914 in words is "three hundred eighty-nine million, one hundred forty thousand, nine hundred fourteen".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.113 sec. • engine limits •