Base | Representation |
---|---|
bin | 111111101101000… |
… | …1111101100111001 |
3 | 12111222020122101222 |
4 | 1333122033230321 |
5 | 13334210231424 |
6 | 552035521425 |
7 | 103654120403 |
oct | 17732175471 |
9 | 5458218358 |
10 | 2137586489 |
11 | 9a7680405 |
12 | 4b7a59275 |
13 | 280b1ac9c |
14 | 163c71b73 |
15 | c79dde5e |
hex | 7f68fb39 |
2137586489 has 4 divisors (see below), whose sum is σ = 2230525056. Its totient is φ = 2044647924.
The previous prime is 2137586453. The next prime is 2137586497. The reversal of 2137586489 is 9846857312.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 2137586489 - 212 = 2137582393 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 2137586489.
It is not an unprimeable number, because it can be changed into a prime (2137586189) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 46469249 + ... + 46469294.
It is an arithmetic number, because the mean of its divisors is an integer number (557631264).
Almost surely, 22137586489 is an apocalyptic number.
It is an amenable number.
2137586489 is a deficient number, since it is larger than the sum of its proper divisors (92938567).
2137586489 is an equidigital number, since it uses as much as digits as its factorization.
2137586489 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 92938566.
The product of its digits is 2903040, while the sum is 53.
The square root of 2137586489 is about 46234.0403707052. The cubic root of 2137586489 is about 1288.1741067138.
The spelling of 2137586489 in words is "two billion, one hundred thirty-seven million, five hundred eighty-six thousand, four hundred eighty-nine".
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