Base | Representation |
---|---|
bin | 11010010010001… |
… | …01101110001011 |
3 | 120100212212200010 |
4 | 31021011232023 |
5 | 422421032124 |
6 | 33513443003 |
7 | 5315050620 |
oct | 1511055613 |
9 | 510785603 |
10 | 220486539 |
11 | 103505889 |
12 | 61a10463 |
13 | 368ab010 |
14 | 213d6347 |
15 | 14554529 |
hex | d245b8b |
220486539 has 32 divisors (see below), whose sum is σ = 373510144. Its totient is φ = 112544640.
The previous prime is 220486523. The next prime is 220486543. The reversal of 220486539 is 935684022.
It is a happy number.
220486539 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 220486539 - 24 = 220486523 is a prime.
It is a super-2 number, since 2×2204865392 = 97228627760397042, which contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (39).
It is a junction number, because it is equal to n+sod(n) for n = 220486497 and 220486506.
It is not an unprimeable number, because it can be changed into a prime (220486139) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4564 + ... + 21489.
It is an arithmetic number, because the mean of its divisors is an integer number (11672192).
Almost surely, 2220486539 is an apocalyptic number.
220486539 is a deficient number, since it is larger than the sum of its proper divisors (153023605).
220486539 is a wasteful number, since it uses less digits than its factorization.
220486539 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 26107.
The product of its (nonzero) digits is 103680, while the sum is 39.
The square root of 220486539 is about 14848.7891425530. The cubic root of 220486539 is about 604.1257678178.
The spelling of 220486539 in words is "two hundred twenty million, four hundred eighty-six thousand, five hundred thirty-nine".
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