Base | Representation |
---|---|
bin | 10111001110100… |
… | …110000110011110 |
3 | 1000011021220201010 |
4 | 113032212012132 |
5 | 1244230431141 |
6 | 102400400050 |
7 | 12441261366 |
oct | 2716460636 |
9 | 1004256633 |
10 | 389702046 |
11 | 18aa81a08 |
12 | aa616026 |
13 | 62977236 |
14 | 39a839a6 |
15 | 2432c416 |
hex | 173a619e |
389702046 has 16 divisors (see below), whose sum is σ = 820425600. Its totient is φ = 123063768.
The previous prime is 389702017. The next prime is 389702069. The reversal of 389702046 is 640207983.
It is a super-2 number, since 2×3897020462 = 303735369313172232, which contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 389701995 and 389702013.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1709106 + ... + 1709333.
It is an arithmetic number, because the mean of its divisors is an integer number (51276600).
Almost surely, 2389702046 is an apocalyptic number.
389702046 is an abundant number, since it is smaller than the sum of its proper divisors (430723554).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
389702046 is a wasteful number, since it uses less digits than its factorization.
389702046 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3418463.
The product of its (nonzero) digits is 72576, while the sum is 39.
The square root of 389702046 is about 19740.8724731203. The cubic root of 389702046 is about 730.4282506277.
The spelling of 389702046 in words is "three hundred eighty-nine million, seven hundred two thousand, forty-six".
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