Base | Representation |
---|---|
bin | 100001001100110… |
… | …111010001011110 |
3 | 1102211010120010210 |
4 | 201030313101132 |
5 | 2120044122004 |
6 | 131134513250 |
7 | 16542410520 |
oct | 4114672136 |
9 | 1384116123 |
10 | 557020254 |
11 | 26647261a |
12 | 136665826 |
13 | 8b52a9ab |
14 | 53d99a10 |
15 | 33d7d089 |
hex | 2133745e |
557020254 has 16 divisors (see below), whose sum is σ = 1273189248. Its totient is φ = 159148632.
The previous prime is 557020213. The next prime is 557020267. The reversal of 557020254 is 452020755.
557020254 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
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, 6631152 + ... + 6631235.
It is an arithmetic number, because the mean of its divisors is an integer number (79574328).
Almost surely, 2557020254 is an apocalyptic number.
557020254 is an abundant number, since it is smaller than the sum of its proper divisors (716168994).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
557020254 is a wasteful number, since it uses less digits than its factorization.
557020254 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 13262399.
The product of its (nonzero) digits is 14000, while the sum is 30.
The square root of 557020254 is about 23601.2765332725. The cubic root of 557020254 is about 822.7925088655.
The spelling of 557020254 in words is "five hundred fifty-seven million, twenty thousand, two hundred fifty-four".
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