Base | Representation |
---|---|
bin | 1000011101110101… |
… | …1001111101101000 |
3 | 12212101100200221202 |
4 | 2013131121331220 |
5 | 14123243221210 |
6 | 1013302223332 |
7 | 110214026153 |
oct | 20735317550 |
9 | 5771320852 |
10 | 2272632680 |
11 | a6692962a |
12 | 535124b48 |
13 | 2a2ab2586 |
14 | 177b86c9a |
15 | d47b79a5 |
hex | 87759f68 |
2272632680 has 16 divisors (see below), whose sum is σ = 5113423620. Its totient is φ = 909053056.
The previous prime is 2272632679. The next prime is 2272632721. The reversal of 2272632680 is 862362722.
It can be written as a sum of positive squares in 2 ways, for example, as 2099289124 + 173343556 = 45818^2 + 13166^2 .
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 28407869 + ... + 28407948.
Almost surely, 22272632680 is an apocalyptic number.
2272632680 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
2272632680 is an abundant number, since it is smaller than the sum of its proper divisors (2840790940).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2272632680 is a wasteful number, since it uses less digits than its factorization.
2272632680 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 56815828 (or 56815824 counting only the distinct ones).
The product of its (nonzero) digits is 96768, while the sum is 38.
The square root of 2272632680 is about 47672.1373550631. The cubic root of 2272632680 is about 1314.7497063470.
The spelling of 2272632680 in words is "two billion, two hundred seventy-two million, six hundred thirty-two thousand, six hundred eighty".
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