Base | Representation |
---|---|
bin | 1100101001100… |
… | …0111011101111 |
3 | 10200211111001222 |
4 | 3022120323233 |
5 | 102040231330 |
6 | 5133053555 |
7 | 1212650633 |
oct | 312307357 |
9 | 120744058 |
10 | 53055215 |
11 | 27a48194 |
12 | 159272bb |
13 | acb7c25 |
14 | 7090dc3 |
15 | 49d00e5 |
hex | 3298eef |
53055215 has 16 divisors (see below), whose sum is σ = 68273280. Its totient is φ = 39436800.
The previous prime is 53055169. The next prime is 53055221. The reversal of 53055215 is 51255035.
It is not a de Polignac number, because 53055215 - 28 = 53054959 is a prime.
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, 2765 + ... + 10665.
It is an arithmetic number, because the mean of its divisors is an integer number (4267080).
Almost surely, 253055215 is an apocalyptic number.
53055215 is a deficient number, since it is larger than the sum of its proper divisors (15218065).
53055215 is a wasteful number, since it uses less digits than its factorization.
53055215 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 8002.
The product of its (nonzero) digits is 3750, while the sum is 26.
The square root of 53055215 is about 7283.9010838973. The cubic root of 53055215 is about 375.7589724887.
The spelling of 53055215 in words is "fifty-three million, fifty-five thousand, two hundred fifteen".
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