Base | Representation |
---|---|
bin | 1100101100010… |
… | …1011000001101 |
3 | 10201011201210102 |
4 | 3023011120031 |
5 | 102112043021 |
6 | 5141020445 |
7 | 1214336450 |
oct | 313053015 |
9 | 121151712 |
10 | 53237261 |
11 | 28061a40 |
12 | 159b4725 |
13 | b04ca4c |
14 | 70db497 |
15 | 4a1900b |
hex | 32c560d |
53237261 has 16 divisors (see below), whose sum is σ = 68517888. Its totient is φ = 40143600.
The previous prime is 53237237. The next prime is 53237263. The reversal of 53237261 is 16273235.
It is a de Polignac number, because none of the positive numbers 2k-53237261 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (53237263) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8765 + ... + 13538.
It is an arithmetic number, because the mean of its divisors is an integer number (4282368).
Almost surely, 253237261 is an apocalyptic number.
It is an amenable number.
53237261 is a deficient number, since it is larger than the sum of its proper divisors (15280627).
53237261 is a wasteful number, since it uses less digits than its factorization.
53237261 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 22352.
The product of its digits is 7560, while the sum is 29.
The square root of 53237261 is about 7296.3868455558. The cubic root of 53237261 is about 376.1882568853.
The spelling of 53237261 in words is "fifty-three million, two hundred thirty-seven thousand, two hundred sixty-one".
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