Base | Representation |
---|---|
bin | 111111011111110… |
… | …0010110101011111 |
3 | 12111111002000212201 |
4 | 1332333202311133 |
5 | 13330412240400 |
6 | 551225512331 |
7 | 103540455556 |
oct | 17677426537 |
9 | 5444060781 |
10 | 2130586975 |
11 | 9a372a590 |
12 | 4b56426a7 |
13 | 27c53a06a |
14 | 162d6cd9d |
15 | c70aa06a |
hex | 7efe2d5f |
2130586975 has 12 divisors (see below), whose sum is σ = 2882103480. Its totient is φ = 1549517600.
The previous prime is 2130586973. The next prime is 2130587027. The reversal of 2130586975 is 5796850312.
It is not a de Polignac number, because 2130586975 - 21 = 2130586973 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2130586973) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3873520 + ... + 3874069.
It is an arithmetic number, because the mean of its divisors is an integer number (240175290).
Almost surely, 22130586975 is an apocalyptic number.
2130586975 is a gapful number since it is divisible by the number (25) formed by its first and last digit.
2130586975 is a deficient number, since it is larger than the sum of its proper divisors (751516505).
2130586975 is a wasteful number, since it uses less digits than its factorization.
2130586975 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 7747610 (or 7747605 counting only the distinct ones).
The product of its (nonzero) digits is 453600, while the sum is 46.
The square root of 2130586975 is about 46158.2817596149. The cubic root of 2130586975 is about 1286.7665297922.
The spelling of 2130586975 in words is "two billion, one hundred thirty million, five hundred eighty-six thousand, nine hundred seventy-five".
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