Base | Representation |
---|---|
bin | 1101100110100… |
… | …0011100010100 |
3 | 10222100111010022 |
4 | 3121220130110 |
5 | 104101112100 |
6 | 5354444312 |
7 | 1261632104 |
oct | 331503424 |
9 | 128314108 |
10 | 57050900 |
11 | 2a227205 |
12 | 17133698 |
13 | ba8683a |
14 | 7811204 |
15 | 501de85 |
hex | 3668714 |
57050900 has 18 divisors (see below), whose sum is σ = 123800670. Its totient is φ = 22820320.
The previous prime is 57050899. The next prime is 57050933. The reversal of 57050900 is 905075.
It can be written as a sum of positive squares in 3 ways, for example, as 18957316 + 38093584 = 4354^2 + 6172^2 .
It is a self number, because there is not a number n which added to its sum of digits gives 57050900.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 285155 + ... + 285354.
It is an arithmetic number, because the mean of its divisors is an integer number (6877815).
Almost surely, 257050900 is an apocalyptic number.
57050900 is a gapful number since it is divisible by the number (50) formed by its first and last digit.
It is an amenable number.
57050900 is an abundant number, since it is smaller than the sum of its proper divisors (66749770).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
57050900 is a wasteful number, since it uses less digits than its factorization.
57050900 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 570523 (or 570516 counting only the distinct ones).
The product of its (nonzero) digits is 1575, while the sum is 26.
The square root of 57050900 is about 7553.2046179089. The cubic root of 57050900 is about 384.9646338459.
Adding to 57050900 its reverse (905075), we get a palindrome (57955975).
The spelling of 57050900 in words is "fifty-seven million, fifty thousand, nine hundred".
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