Base | Representation |
---|---|
bin | 1100101010011… |
… | …1100010111101 |
3 | 10200221112011210 |
4 | 3022213202331 |
5 | 102044140234 |
6 | 5134235033 |
7 | 1213320300 |
oct | 312474275 |
9 | 120845153 |
10 | 53115069 |
11 | 27a89157 |
12 | 15955a79 |
13 | b009247 |
14 | 70a8b37 |
15 | 49e2be9 |
hex | 32a78bd |
53115069 has 12 divisors (see below), whose sum is σ = 82382784. Its totient is φ = 30351384.
The previous prime is 53115067. The next prime is 53115071. The reversal of 53115069 is 96051135.
It is an interprime number because it is at equal distance from previous prime (53115067) and next prime (53115071).
It is not a de Polignac number, because 53115069 - 21 = 53115067 is a prime.
It is a super-2 number, since 2×531150692 = 5642421109749522, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (53115067) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 180517 + ... + 180810.
It is an arithmetic number, because the mean of its divisors is an integer number (6865232).
Almost surely, 253115069 is an apocalyptic number.
It is an amenable number.
53115069 is a deficient number, since it is larger than the sum of its proper divisors (29267715).
53115069 is a wasteful number, since it uses less digits than its factorization.
53115069 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 361344 (or 361337 counting only the distinct ones).
The product of its (nonzero) digits is 4050, while the sum is 30.
The square root of 53115069 is about 7288.0085757359. The cubic root of 53115069 is about 375.9002229781.
The spelling of 53115069 in words is "fifty-three million, one hundred fifteen thousand, sixty-nine".
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