Base | Representation |
---|---|
bin | 100000010011101011111… |
… | …010100001011111001111 |
3 | 21212020121211211010211220 |
4 | 200103223322201133033 |
5 | 242333342221041030 |
6 | 4415532233414423 |
7 | 316254443036220 |
oct | 40235372413717 |
9 | 7766554733756 |
10 | 2220161112015 |
11 | 786624082930 |
12 | 2ba34756a413 |
13 | 13148b74ab12 |
14 | 796563d5247 |
15 | 3cb413e4a10 |
hex | 204ebea17cf |
2220161112015 has 64 divisors (see below), whose sum is σ = 4429022948352. Its totient is φ = 922615603200.
The previous prime is 2220161111989. The next prime is 2220161112047. The reversal of 2220161112015 is 5102111610222.
It is a happy number.
It is not a de Polignac number, because 2220161112015 - 224 = 2220144334799 is a prime.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 29013505 + ... + 29089925.
It is an arithmetic number, because the mean of its divisors is an integer number (69203483568).
Almost surely, 22220161112015 is an apocalyptic number.
2220161112015 is a deficient number, since it is larger than the sum of its proper divisors (2208861836337).
2220161112015 is a wasteful number, since it uses less digits than its factorization.
2220161112015 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 101600.
The product of its (nonzero) digits is 480, while the sum is 24.
Adding to 2220161112015 its reverse (5102111610222), we get a palindrome (7322272722237).
The spelling of 2220161112015 in words is "two trillion, two hundred twenty billion, one hundred sixty-one million, one hundred twelve thousand, fifteen".
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