Base | Representation |
---|---|
bin | 110001110010000110… |
… | …001111101010101111 |
3 | 12002222021211210022002 |
4 | 301302012033222233 |
5 | 1333433141102330 |
6 | 40320101242515 |
7 | 3601431130106 |
oct | 616206175257 |
9 | 162867753262 |
10 | 53453847215 |
11 | 2074033763a |
12 | a43970343b |
13 | 506b49a0c2 |
14 | 283131703d |
15 | 15ccbd6e45 |
hex | c7218faaf |
53453847215 has 16 divisors (see below), whose sum is σ = 65429697888. Its totient is φ = 41908204416.
The previous prime is 53453847157. The next prime is 53453847217. The reversal of 53453847215 is 51274835435.
It is a cyclic number.
It is not a de Polignac number, because 53453847215 - 28 = 53453846959 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 53453847215.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (53453847217) 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, 117404 + ... + 347406.
It is an arithmetic number, because the mean of its divisors is an integer number (4089356118).
Almost surely, 253453847215 is an apocalyptic number.
53453847215 is a deficient number, since it is larger than the sum of its proper divisors (11975850673).
53453847215 is a wasteful number, since it uses less digits than its factorization.
53453847215 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 230938.
The product of its digits is 2016000, while the sum is 47.
The spelling of 53453847215 in words is "fifty-three billion, four hundred fifty-three million, eight hundred forty-seven thousand, two hundred fifteen".
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