Base | Representation |
---|---|
bin | 11010010010100… |
… | …11110100100100 |
3 | 120100222210220010 |
4 | 31021103310210 |
5 | 422424404132 |
6 | 33515010220 |
7 | 5315411163 |
oct | 1511236444 |
9 | 510883803 |
10 | 220544292 |
11 | 103545211 |
12 | 61a39970 |
13 | 368cb3a7 |
14 | 2140d3da |
15 | 145666cc |
hex | d253d24 |
220544292 has 24 divisors (see below), whose sum is σ = 531204352. Its totient is φ = 71143200.
The previous prime is 220544279. The next prime is 220544297. The reversal of 220544292 is 292445022.
It is a plaindrome in base 15.
It is not an unprimeable number, because it can be changed into a prime (220544297) by changing a digit.
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 7 ways as a sum of consecutive naturals, for example, 296059 + ... + 296802.
Almost surely, 2220544292 is an apocalyptic number.
It is an amenable number.
220544292 is an abundant number, since it is smaller than the sum of its proper divisors (310660060).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
220544292 is a wasteful number, since it uses less digits than its factorization.
220544292 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 592899 (or 592897 counting only the distinct ones).
The product of its (nonzero) digits is 11520, while the sum is 30.
The square root of 220544292 is about 14850.7337192477. The cubic root of 220544292 is about 604.1785103114.
The spelling of 220544292 in words is "two hundred twenty million, five hundred forty-four thousand, two hundred ninety-two".
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