Base | Representation |
---|---|
bin | 1100101010011… |
… | …1001011010010 |
3 | 10200221110002200 |
4 | 3022213023102 |
5 | 102044113204 |
6 | 5134224030 |
7 | 1213313004 |
oct | 312471322 |
9 | 120843080 |
10 | 53113554 |
11 | 27a87aaa |
12 | 15955016 |
13 | b008650 |
14 | 70a8374 |
15 | 49e2539 |
hex | 32a72d2 |
53113554 has 48 divisors (see below), whose sum is σ = 125997144. Its totient is φ = 16074720.
The previous prime is 53113547. The next prime is 53113591. The reversal of 53113554 is 45531135.
53113554 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in 4 ways, for example, as 5130225 + 47983329 = 2265^2 + 6927^2 .
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 870684 + ... + 870744.
Almost surely, 253113554 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 53113554, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (62998572).
53113554 is an abundant number, since it is smaller than the sum of its proper divisors (72883590).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
53113554 is an equidigital number, since it uses as much as digits as its factorization.
53113554 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 204 (or 79 counting only the distinct ones).
The product of its digits is 4500, while the sum is 27.
The square root of 53113554 is about 7287.9046371368. The cubic root of 53113554 is about 375.8966490127.
Adding to 53113554 its reverse (45531135), we get a palindrome (98644689).
The spelling of 53113554 in words is "fifty-three million, one hundred thirteen thousand, five hundred fifty-four".
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