Base | Representation |
---|---|
bin | 100001001111111… |
… | …010101110100010 |
3 | 1102212122020022220 |
4 | 201033322232202 |
5 | 2120300231314 |
6 | 131204011510 |
7 | 16552253544 |
oct | 4117725642 |
9 | 1385566286 |
10 | 557820834 |
11 | 26696a05a |
12 | 136990b96 |
13 | 8b74b1cc |
14 | 54127694 |
15 | 33e8a3a9 |
hex | 213faba2 |
557820834 has 8 divisors (see below), whose sum is σ = 1115641680. Its totient is φ = 185940276.
The previous prime is 557820833. The next prime is 557820859. The reversal of 557820834 is 438028755.
It is a sphenic number, since it is the product of 3 distinct primes.
557820834 is an admirable number.
It is a super-2 number, since 2×5578208342 = 622328165688911112, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (557820833) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 46485064 + ... + 46485075.
It is an arithmetic number, because the mean of its divisors is an integer number (139455210).
Almost surely, 2557820834 is an apocalyptic number.
557820834 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
557820834 is a wasteful number, since it uses less digits than its factorization.
557820834 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 92970144.
The product of its (nonzero) digits is 268800, while the sum is 42.
The square root of 557820834 is about 23618.2309667765. The cubic root of 557820834 is about 823.1865076445.
The spelling of 557820834 in words is "five hundred fifty-seven million, eight hundred twenty thousand, eight hundred thirty-four".
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