Base | Representation |
---|---|
bin | 11011101010101… |
… | …00101001000010 |
3 | 121011200222122010 |
4 | 31311110221002 |
5 | 433403110421 |
6 | 35010153350 |
7 | 5515443603 |
oct | 1565245102 |
9 | 534628563 |
10 | 232081986 |
11 | 10a0056a4 |
12 | 65882856 |
13 | 3910ab26 |
14 | 22b73daa |
15 | 15595076 |
hex | dd54a42 |
232081986 has 8 divisors (see below), whose sum is σ = 464163984. Its totient is φ = 77360660.
The previous prime is 232081939. The next prime is 232082021. The reversal of 232081986 is 689180232.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
232081986 is an admirable number.
It is a super-3 number, since 3×2320819863 (a number of 26 digits) contains 333 as substring.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19340160 + ... + 19340171.
It is an arithmetic number, because the mean of its divisors is an integer number (58020498).
Almost surely, 2232081986 is an apocalyptic number.
232081986 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
232081986 is a wasteful number, since it uses less digits than its factorization.
232081986 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 38680336.
The product of its (nonzero) digits is 41472, while the sum is 39.
The square root of 232081986 is about 15234.2372963007. The cubic root of 232081986 is about 614.5357379250.
The spelling of 232081986 in words is "two hundred thirty-two million, eighty-one thousand, nine hundred eighty-six".
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