Base | Representation |
---|---|
bin | 100101001110001000111… |
… | …000011000010101001110 |
3 | 100001112010121202112021110 |
4 | 211032020320120111032 |
5 | 313401334304202342 |
6 | 5235012114112450 |
7 | 352536501314556 |
oct | 45161070302516 |
9 | 10045117675243 |
10 | 2557802022222 |
11 | 8a6837618087 |
12 | 35387687b726 |
13 | 157279968255 |
14 | 8bb26694166 |
15 | 468033e5c9c |
hex | 25388e1854e |
2557802022222 has 16 divisors (see below), whose sum is σ = 5177237829120. Its totient is φ = 842328376632.
The previous prime is 2557802022221. The next prime is 2557802022229. The reversal of 2557802022222 is 2222202087552.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2557802022221) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2568073822 + ... + 2568074817.
It is an arithmetic number, because the mean of its divisors is an integer number (323577364320).
Almost surely, 22557802022222 is an apocalyptic number.
2557802022222 is an abundant number, since it is smaller than the sum of its proper divisors (2619435806898).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2557802022222 is a wasteful number, since it uses less digits than its factorization.
2557802022222 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5136148727.
The product of its (nonzero) digits is 179200, while the sum is 39.
The spelling of 2557802022222 in words is "two trillion, five hundred fifty-seven billion, eight hundred two million, twenty-two thousand, two hundred twenty-two".
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