Base | Representation |
---|---|
bin | 11010001111011… |
… | …10111010000010 |
3 | 120100012210220000 |
4 | 31013232322002 |
5 | 422323142241 |
6 | 33502100430 |
7 | 5312040120 |
oct | 1507567202 |
9 | 510183800 |
10 | 220130946 |
11 | 103292702 |
12 | 6187a716 |
13 | 367b51c9 |
14 | 21342910 |
15 | 144d3eb6 |
hex | d1eee82 |
220130946 has 40 divisors (see below), whose sum is σ = 563724480. Its totient is φ = 62894232.
The previous prime is 220130923. The next prime is 220130951. The reversal of 220130946 is 649031022.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is an unprimeable number.
It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 95926 + ... + 98193.
It is an arithmetic number, because the mean of its divisors is an integer number (14093112).
Almost surely, 2220130946 is an apocalyptic number.
220130946 is an abundant number, since it is smaller than the sum of its proper divisors (343593534).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
220130946 is a wasteful number, since it uses less digits than its factorization.
220130946 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 194140 (or 194131 counting only the distinct ones).
The product of its (nonzero) digits is 2592, while the sum is 27.
The square root of 220130946 is about 14836.8105063049. The cubic root of 220130946 is about 603.8008220788.
Adding to 220130946 its reverse (649031022), we get a palindrome (869161968).
The spelling of 220130946 in words is "two hundred twenty million, one hundred thirty thousand, nine hundred forty-six".
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