Base | Representation |
---|---|
bin | 1100110101110… |
… | …0001110011010 |
3 | 10202100010100110 |
4 | 3031130032122 |
5 | 102241331010 |
6 | 5202145150 |
7 | 1222522020 |
oct | 315341632 |
9 | 122303313 |
10 | 53855130 |
11 | 2844417a |
12 | 160521b6 |
13 | b208054 |
14 | 721c710 |
15 | 4adc120 |
hex | 335c39a |
53855130 has 64 divisors (see below), whose sum is σ = 148366080. Its totient is φ = 12255744.
The previous prime is 53855129. The next prime is 53855143. The reversal of 53855130 is 3155835.
It is a Harshad number since it is a multiple of its sum of digits (30).
It is a Curzon number.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 66166 + ... + 66974.
It is an arithmetic number, because the mean of its divisors is an integer number (2318220).
Almost surely, 253855130 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 53855130, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (74183040).
53855130 is an abundant number, since it is smaller than the sum of its proper divisors (94510950).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
53855130 is a wasteful number, since it uses less digits than its factorization.
53855130 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1143.
The product of its (nonzero) digits is 9000, while the sum is 30.
The square root of 53855130 is about 7338.6054533542. The cubic root of 53855130 is about 377.6380034302.
The spelling of 53855130 in words is "fifty-three million, eight hundred fifty-five thousand, one hundred thirty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.071 sec. • engine limits •