Base | Representation |
---|---|
bin | 1000001011100111… |
… | …0101010100011000 |
3 | 12200001112110012212 |
4 | 2002321311110120 |
5 | 13444211324210 |
6 | 1001532054252 |
7 | 105265244414 |
oct | 20271652430 |
9 | 5601473185 |
10 | 2196198680 |
11 | a27773635 |
12 | 513604388 |
13 | 290000360 |
14 | 16b96bd44 |
15 | ccc1a805 |
hex | 82e75518 |
2196198680 has 32 divisors (see below), whose sum is σ = 5321559600. Its totient is φ = 810903936.
The previous prime is 2196198679. The next prime is 2196198691. The reversal of 2196198680 is 868916912.
It is a happy number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2111210 + ... + 2112249.
Almost surely, 22196198680 is an apocalyptic number.
2196198680 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
2196198680 is an abundant number, since it is smaller than the sum of its proper divisors (3125360920).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2196198680 is a wasteful number, since it uses less digits than its factorization.
2196198680 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4223483 (or 4223479 counting only the distinct ones).
The product of its (nonzero) digits is 373248, while the sum is 50.
The square root of 2196198680 is about 46863.6178714363. The cubic root of 2196198680 is about 1299.8419294985.
The spelling of 2196198680 in words is "two billion, one hundred ninety-six million, one hundred ninety-eight thousand, six hundred eighty".
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