Base | Representation |
---|---|
bin | 1100110000101… |
… | …0001001111000 |
3 | 10201201001020000 |
4 | 3030022021320 |
5 | 102200101333 |
6 | 5151033000 |
7 | 1216621656 |
oct | 314121170 |
9 | 121631200 |
10 | 53518968 |
11 | 28234658 |
12 | 15b0b760 |
13 | b11b039 |
14 | 7171dd6 |
15 | 4a72713 |
hex | 330a278 |
53518968 has 40 divisors (see below), whose sum is σ = 149904480. Its totient is φ = 17839440.
The previous prime is 53518967. The next prime is 53518987. The reversal of 53518968 is 86981535.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (53518963) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 40648 + ... + 41943.
It is an arithmetic number, because the mean of its divisors is an integer number (3747612).
Almost surely, 253518968 is an apocalyptic number.
It is an amenable number.
53518968 is an abundant number, since it is smaller than the sum of its proper divisors (96385512).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
53518968 is a wasteful number, since it uses less digits than its factorization.
53518968 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 82609 (or 82596 counting only the distinct ones).
The product of its digits is 259200, while the sum is 45.
The square root of 53518968 is about 7315.6659300436. The cubic root of 53518968 is about 376.8506281113.
It can be divided in two parts, 535 and 18968, that added together give a triangular number (19503 = T197).
The spelling of 53518968 in words is "fifty-three million, five hundred eighteen thousand, nine hundred sixty-eight".
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