Base | Representation |
---|---|
bin | 10110110000110101… |
… | …11000011110010000 |
3 | 1011112200201000201201 |
4 | 23120122320132100 |
5 | 200012020012204 |
6 | 5340355240544 |
7 | 611562412222 |
oct | 133032703620 |
9 | 34480630651 |
10 | 12220860304 |
11 | 52013a2254 |
12 | 24508a9154 |
13 | 11c9b439b3 |
14 | 83d0b0412 |
15 | 4b7d4a9a4 |
hex | 2d86b8790 |
12220860304 has 45 divisors (see below), whose sum is σ = 24548310163. Its totient is φ = 5893534976.
The previous prime is 12220860271. The next prime is 12220860307. The reversal of 12220860304 is 40306802221.
The square root of 12220860304 is 110548.
It is a perfect power (a square), and thus also a powerful number.
It can be written as a sum of positive squares in 4 ways, for example, as 43296400 + 12177563904 = 6580^2 + 110352^2 .
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (12220860307) by changing a digit.
It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 12823092 + ... + 12824044.
Almost surely, 212220860304 is an apocalyptic number.
12220860304 is the 110548-th square number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 12220860304
12220860304 is an abundant number, since it is smaller than the sum of its proper divisors (12327449859).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12220860304 is an frugal number, since it uses more digits than its factorization.
12220860304 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1972 (or 984 counting only the distinct ones).
The product of its (nonzero) digits is 4608, while the sum is 28.
The spelling of 12220860304 in words is "twelve billion, two hundred twenty million, eight hundred sixty thousand, three hundred four".
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