Base | Representation |
---|---|
bin | 10111000001010… |
… | …110101011001100 |
3 | 222220202120022102 |
4 | 113001112223030 |
5 | 1242333342423 |
6 | 102154134232 |
7 | 12366623603 |
oct | 2701265314 |
9 | 886676272 |
10 | 386230988 |
11 | 189021070 |
12 | a9421378 |
13 | 62030360 |
14 | 3941ca3a |
15 | 23d93c28 |
hex | 17056acc |
386230988 has 96 divisors (see below), whose sum is σ = 834527232. Its totient is φ = 154022400.
The previous prime is 386230979. The next prime is 386230997. The reversal of 386230988 is 889032683.
It is a happy number.
It is an interprime number because it is at equal distance from previous prime (386230979) and next prime (386230997).
It is a super-2 number, since 2×3862309882 = 298348752182912288, which contains 22 as substring.
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, 1008245 + ... + 1008627.
It is an arithmetic number, because the mean of its divisors is an integer number (8692992).
Almost surely, 2386230988 is an apocalyptic number.
It is an amenable number.
386230988 is an abundant number, since it is smaller than the sum of its proper divisors (448296244).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
386230988 is a wasteful number, since it uses less digits than its factorization.
386230988 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 495 (or 493 counting only the distinct ones).
The product of its (nonzero) digits is 497664, while the sum is 47.
The square root of 386230988 is about 19652.7603150295. The cubic root of 386230988 is about 728.2531497948.
The spelling of 386230988 in words is "three hundred eighty-six million, two hundred thirty thousand, nine hundred eighty-eight".
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