Base | Representation |
---|---|
bin | 10111001101000… |
… | …010111101000011 |
3 | 1000010112021122010 |
4 | 113031002331003 |
5 | 1244124432224 |
6 | 102343544003 |
7 | 12434650404 |
oct | 2715027503 |
9 | 1003467563 |
10 | 389295939 |
11 | 18a82488a |
12 | aa45b003 |
13 | 62864436 |
14 | 399b99ab |
15 | 2429be29 |
hex | 17342f43 |
389295939 has 8 divisors (see below), whose sum is σ = 521670400. Its totient is φ = 258226056.
The previous prime is 389295931. The next prime is 389296001. The reversal of 389295939 is 939592983.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 389295939 - 23 = 389295931 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (389295931) 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, 325447 + ... + 326640.
It is an arithmetic number, because the mean of its divisors is an integer number (65208800).
Almost surely, 2389295939 is an apocalyptic number.
389295939 is a deficient number, since it is larger than the sum of its proper divisors (132374461).
389295939 is a wasteful number, since it uses less digits than its factorization.
389295939 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 652289.
The product of its digits is 4723920, while the sum is 57.
The square root of 389295939 is about 19730.5838484319. The cubic root of 389295939 is about 730.1744369530.
The spelling of 389295939 in words is "three hundred eighty-nine million, two hundred ninety-five thousand, nine hundred thirty-nine".
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