Base | Representation |
---|---|
bin | 1100101010011… |
… | …0111010111110 |
3 | 10200221101200000 |
4 | 3022212322332 |
5 | 102044100020 |
6 | 5134215130 |
7 | 1213306653 |
oct | 312467276 |
9 | 120841600 |
10 | 53112510 |
11 | 27a87240 |
12 | 159544a6 |
13 | b008029 |
14 | 70a7c2a |
15 | 49e2090 |
hex | 32a6ebe |
53112510 has 96 divisors (see below), whose sum is σ = 156304512. Its totient is φ = 12869280.
The previous prime is 53112481. The next prime is 53112511. The reversal of 53112510 is 1521135.
53112510 is a `hidden beast` number, since 531 + 125 + 10 = 666.
It is a Harshad number since it is a multiple of its sum of digits (18).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (53112511) by changing a digit.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 25737 + ... + 27723.
It is an arithmetic number, because the mean of its divisors is an integer number (1628172).
Almost surely, 253112510 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 53112510, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (78152256).
53112510 is an abundant number, since it is smaller than the sum of its proper divisors (103192002).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
53112510 is a wasteful number, since it uses less digits than its factorization.
53112510 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2020 (or 2008 counting only the distinct ones).
The product of its (nonzero) digits is 150, while the sum is 18.
The square root of 53112510 is about 7287.8330112592. The cubic root of 53112510 is about 375.8941861218.
Adding to 53112510 its reverse (1521135), we get a palindrome (54633645).
It can be divided in two parts, 531125 and 10, that added together give a palindrome (531135).
The spelling of 53112510 in words is "fifty-three million, one hundred twelve thousand, five hundred ten".
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