Base | Representation |
---|---|
bin | 1110110110111000110… |
… | …1100000001111010001 |
3 | 220101211221212101120000 |
4 | 3231232031200033101 |
5 | 13140224014313040 |
6 | 313132230240213 |
7 | 24304246041513 |
oct | 3555615401721 |
9 | 811757771500 |
10 | 255252104145 |
11 | 99285181895 |
12 | 415774b6069 |
13 | 1b0bb218b1c |
14 | c4d6179bb3 |
15 | 698de6d130 |
hex | 3b6e3603d1 |
255252104145 has 40 divisors (see below), whose sum is σ = 459006678504. Its totient is φ = 135704941056.
The previous prime is 255252104143. The next prime is 255252104153. The reversal of 255252104145 is 541401252552.
255252104145 is a `hidden beast` number, since 2 + 5 + 5 + 25 + 210 + 414 + 5 = 666.
It can be written as a sum of positive squares in 4 ways, for example, as 24656222529 + 230595881616 = 157023^2 + 480204^2 .
It is not a de Polignac number, because 255252104145 - 21 = 255252104143 is a prime.
It is not an unprimeable number, because it can be changed into a prime (255252104143) by changing a digit.
It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 865704 + ... + 1122473.
Almost surely, 2255252104145 is an apocalyptic number.
It is an amenable number.
255252104145 is a deficient number, since it is larger than the sum of its proper divisors (203754574359).
255252104145 is a wasteful number, since it uses less digits than its factorization.
255252104145 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1988511 (or 1988502 counting only the distinct ones).
The product of its (nonzero) digits is 80000, while the sum is 36.
Adding to 255252104145 its reverse (541401252552), we get a palindrome (796653356697).
The spelling of 255252104145 in words is "two hundred fifty-five billion, two hundred fifty-two million, one hundred four thousand, one hundred forty-five".
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