Base | Representation |
---|---|
bin | 111111100011111… |
… | …0110101000111000 |
3 | 12111122011200220012 |
4 | 1333013312220320 |
5 | 13331441441430 |
6 | 551344321052 |
7 | 103565130314 |
oct | 17707665070 |
9 | 5448150805 |
10 | 2132765240 |
11 | 9a4988101 |
12 | 4b6313188 |
13 | 27cb20688 |
14 | 163378b44 |
15 | c738a695 |
hex | 7f1f6a38 |
2132765240 has 32 divisors (see below), whose sum is σ = 4802755680. Its totient is φ = 852388992.
The previous prime is 2132765233. The next prime is 2132765269. The reversal of 2132765240 is 425672312.
It is a junction number, because it is equal to n+sod(n) for n = 2132765197 and 2132765206.
It is a congruent number.
It is an unprimeable number.
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 7 ways as a sum of consecutive naturals, for example, 27122 + ... + 70718.
It is an arithmetic number, because the mean of its divisors is an integer number (150086115).
Almost surely, 22132765240 is an apocalyptic number.
2132765240 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
2132765240 is an abundant number, since it is smaller than the sum of its proper divisors (2669990440).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2132765240 is a wasteful number, since it uses less digits than its factorization.
2132765240 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 44831 (or 44827 counting only the distinct ones).
The product of its (nonzero) digits is 20160, while the sum is 32.
The square root of 2132765240 is about 46181.8713349730. The cubic root of 2132765240 is about 1287.2049009791.
The spelling of 2132765240 in words is "two billion, one hundred thirty-two million, seven hundred sixty-five thousand, two hundred forty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.073 sec. • engine limits •