Base | Representation |
---|---|
bin | 11010010101001… |
… | …00111011110010 |
3 | 120101121200122020 |
4 | 31022210323302 |
5 | 423021022110 |
6 | 33530052310 |
7 | 5321263620 |
oct | 1512447362 |
9 | 511550566 |
10 | 220876530 |
11 | 103751896 |
12 | 61b7a096 |
13 | 369b6694 |
14 | 21498510 |
15 | 145ced70 |
hex | d2a4ef2 |
220876530 has 64 divisors (see below), whose sum is σ = 616135680. Its totient is φ = 49627584.
The previous prime is 220876517. The next prime is 220876531. The reversal of 220876530 is 35678022.
220876530 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It is a junction number, because it is equal to n+sod(n) for n = 220876491 and 220876500.
It is not an unprimeable number, because it can be changed into a prime (220876531) 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, 3477 + ... + 21303.
It is an arithmetic number, because the mean of its divisors is an integer number (9627120).
Almost surely, 2220876530 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 220876530, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (308067840).
220876530 is an abundant number, since it is smaller than the sum of its proper divisors (395259150).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
220876530 is a wasteful number, since it uses less digits than its factorization.
220876530 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 17903.
The product of its (nonzero) digits is 20160, while the sum is 33.
The square root of 220876530 is about 14861.9154216406. The cubic root of 220876530 is about 604.4817454658.
The spelling of 220876530 in words is "two hundred twenty million, eight hundred seventy-six thousand, five hundred thirty".
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