Base | Representation |
---|---|
bin | 10111001101010… |
… | …110110001100010 |
3 | 1000010200101222220 |
4 | 113031112301202 |
5 | 1244140031442 |
6 | 102345411510 |
7 | 12435436161 |
oct | 2715266142 |
9 | 1003611886 |
10 | 389377122 |
11 | 18a87a882 |
12 | aa499b96 |
13 | 62892384 |
14 | 399db3d8 |
15 | 242b5eec |
hex | 17356c62 |
389377122 has 16 divisors (see below), whose sum is σ = 799802112. Its totient is φ = 126284400.
The previous prime is 389377117. The next prime is 389377139. The reversal of 389377122 is 221773983.
It is a super-2 number, since 2×3893771222 = 303229086274005768, which contains 22 as substring.
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, 876754 + ... + 877197.
It is an arithmetic number, because the mean of its divisors is an integer number (49987632).
Almost surely, 2389377122 is an apocalyptic number.
389377122 is an abundant number, since it is smaller than the sum of its proper divisors (410424990).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
389377122 is a wasteful number, since it uses less digits than its factorization.
389377122 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1753993.
The product of its digits is 127008, while the sum is 42.
The square root of 389377122 is about 19732.6410295226. The cubic root of 389377122 is about 730.2251897997.
The spelling of 389377122 in words is "three hundred eighty-nine million, three hundred seventy-seven thousand, one hundred twenty-two".
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