Base | Representation |
---|---|
bin | 1100110111000… |
… | …0100111111000 |
3 | 10202111100221220 |
4 | 3031300213320 |
5 | 102302014210 |
6 | 5204032040 |
7 | 1223320425 |
oct | 315604770 |
9 | 122440856 |
10 | 53938680 |
11 | 284a0a24 |
12 | 16092620 |
13 | b2370a3 |
14 | 7240d4c |
15 | 4b06c70 |
hex | 33709f8 |
53938680 has 64 divisors (see below), whose sum is σ = 168860160. Its totient is φ = 13757568.
The previous prime is 53938679. The next prime is 53938691. The reversal of 53938680 is 8683935.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7012 + ... + 12531.
It is an arithmetic number, because the mean of its divisors is an integer number (2638440).
Almost surely, 253938680 is an apocalyptic number.
It is an amenable number.
53938680 is an abundant number, since it is smaller than the sum of its proper divisors (114921480).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
53938680 is a wasteful number, since it uses less digits than its factorization.
53938680 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 19580 (or 19576 counting only the distinct ones).
The product of its (nonzero) digits is 155520, while the sum is 42.
The square root of 53938680 is about 7344.2957456791. The cubic root of 53938680 is about 377.8331897445.
The spelling of 53938680 in words is "fifty-three million, nine hundred thirty-eight thousand, six hundred eighty".
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