Base | Representation |
---|---|
bin | 100010111110010100… |
… | …0110101110100111111 |
3 | 21011212020021222121011 |
4 | 1011330220311310333 |
5 | 2212304003300210 |
6 | 54300352020051 |
7 | 5266120300231 |
oct | 1057450656477 |
9 | 234766258534 |
10 | 75105525055 |
11 | 29941124670 |
12 | 12680831627 |
13 | 710c1027b2 |
14 | 38c6b06251 |
15 | 1e4895dd8a |
hex | 117ca35d3f |
75105525055 has 16 divisors (see below), whose sum is σ = 98347996800. Its totient is φ = 54606624160.
The previous prime is 75105525043. The next prime is 75105525073. The reversal of 75105525055 is 55052550157.
It is not a de Polignac number, because 75105525055 - 27 = 75105524927 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 75105524999 and 75105525017.
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, 1716 + ... + 387574.
It is an arithmetic number, because the mean of its divisors is an integer number (6146749800).
Almost surely, 275105525055 is an apocalyptic number.
75105525055 is a deficient number, since it is larger than the sum of its proper divisors (23242471745).
75105525055 is a wasteful number, since it uses less digits than its factorization.
75105525055 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 389414.
The product of its (nonzero) digits is 218750, while the sum is 40.
The spelling of 75105525055 in words is "seventy-five billion, one hundred five million, five hundred twenty-five thousand, fifty-five".
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