Base | Representation |
---|---|
bin | 1001011110010101… |
… | …1000111110100111 |
3 | 20120020101222101121 |
4 | 2113211120332213 |
5 | 20202022130010 |
6 | 1100204434411 |
7 | 120010341205 |
oct | 22745307647 |
9 | 6506358347 |
10 | 2543161255 |
11 | 1095603768 |
12 | 5ab848a07 |
13 | 316b61b5b |
14 | 1a1a88075 |
15 | ed4043da |
hex | 97958fa7 |
2543161255 has 16 divisors (see below), whose sum is σ = 3131805600. Its totient is φ = 1981461888.
The previous prime is 2543161253. The next prime is 2543161259. The reversal of 2543161255 is 5521613452.
It is a cyclic number.
It is not a de Polignac number, because 2543161255 - 21 = 2543161253 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 2543161255.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2543161253) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 58089 + ... + 91981.
It is an arithmetic number, because the mean of its divisors is an integer number (195737850).
Almost surely, 22543161255 is an apocalyptic number.
2543161255 is a deficient number, since it is larger than the sum of its proper divisors (588644345).
2543161255 is a wasteful number, since it uses less digits than its factorization.
2543161255 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 34290.
The product of its digits is 36000, while the sum is 34.
The square root of 2543161255 is about 50429.7655655864. The cubic root of 2543161255 is about 1364.9747977117.
The spelling of 2543161255 in words is "two billion, five hundred forty-three million, one hundred sixty-one thousand, two hundred fifty-five".
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