Base | Representation |
---|---|
bin | 11010010000110… |
… | …11011000101100 |
3 | 120100120001210122 |
4 | 31020123120230 |
5 | 422400010012 |
6 | 33510024112 |
7 | 5313426224 |
oct | 1510333054 |
9 | 510501718 |
10 | 220313132 |
11 | 1033a7576 |
12 | 61948038 |
13 | 3684a100 |
14 | 2138d084 |
15 | 1451ce72 |
hex | d21b62c |
220313132 has 72 divisors (see below), whose sum is σ = 465771600. Its totient is φ = 90574848.
The previous prime is 220313101. The next prime is 220313147. The reversal of 220313132 is 231313022.
It is a super-2 number, since 2×2203131322 = 97075752263298848, which contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (17).
It is a self number, because there is not a number n which added to its sum of digits gives 220313132.
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 23 ways as a sum of consecutive naturals, for example, 217844 + ... + 218852.
It is an arithmetic number, because the mean of its divisors is an integer number (6469050).
Almost surely, 2220313132 is an apocalyptic number.
It is an amenable number.
220313132 is an abundant number, since it is smaller than the sum of its proper divisors (245458468).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
220313132 is a wasteful number, since it uses less digits than its factorization.
220313132 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1075 (or 1060 counting only the distinct ones).
The product of its (nonzero) digits is 216, while the sum is 17.
The square root of 220313132 is about 14842.9488983827. The cubic root of 220313132 is about 603.9673498132.
Adding to 220313132 its reverse (231313022), we get a palindrome (451626154).
The spelling of 220313132 in words is "two hundred twenty million, three hundred thirteen thousand, one hundred thirty-two".
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