Base | Representation |
---|---|
bin | 1001101000110100… |
… | …0111110001110101 |
3 | 20200022010212112120 |
4 | 2122031013301311 |
5 | 20244301142442 |
6 | 1104415110153 |
7 | 121053151653 |
oct | 23215076165 |
9 | 6608125476 |
10 | 2587130997 |
11 | 11084058a0 |
12 | 602512359 |
13 | 322cb8559 |
14 | 1a7851dd3 |
15 | 1021dc4ec |
hex | 9a347c75 |
2587130997 has 8 divisors (see below), whose sum is σ = 3763099680. Its totient is φ = 1567958160.
The previous prime is 2587130993. The next prime is 2587131013. The reversal of 2587130997 is 7990317852.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 2587130997 - 22 = 2587130993 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2587130993) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 39198922 + ... + 39198987.
It is an arithmetic number, because the mean of its divisors is an integer number (470387460).
Almost surely, 22587130997 is an apocalyptic number.
It is an amenable number.
2587130997 is a deficient number, since it is larger than the sum of its proper divisors (1175968683).
2587130997 is a wasteful number, since it uses less digits than its factorization.
2587130997 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 78397923.
The product of its (nonzero) digits is 952560, while the sum is 51.
The square root of 2587130997 is about 50863.8476425054. The cubic root of 2587130997 is about 1372.7964258338.
The spelling of 2587130997 in words is "two billion, five hundred eighty-seven million, one hundred thirty thousand, nine hundred ninety-seven".
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