Base | Representation |
---|---|
bin | 101111100100000100… |
… | …111010110010111111 |
3 | 11212211020100110111020 |
4 | 233210010322302333 |
5 | 1314043202304121 |
6 | 35243423355223 |
7 | 3455406325026 |
oct | 574404726277 |
9 | 155736313436 |
10 | 51071134911 |
11 | 1a728362615 |
12 | 9a93752b13 |
13 | 4a7b955174 |
14 | 2686ab78bd |
15 | 14dd9281c6 |
hex | be413acbf |
51071134911 has 16 divisors (see below), whose sum is σ = 71703709440. Its totient is φ = 32244238080.
The previous prime is 51071134909. The next prime is 51071134969. The reversal of 51071134911 is 11943117015.
It is not a de Polignac number, because 51071134911 - 21 = 51071134909 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (51071134991) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11151 + ... + 319791.
It is an arithmetic number, because the mean of its divisors is an integer number (4481481840).
Almost surely, 251071134911 is an apocalyptic number.
51071134911 is a deficient number, since it is larger than the sum of its proper divisors (20632574529).
51071134911 is a wasteful number, since it uses less digits than its factorization.
51071134911 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 311566.
The product of its (nonzero) digits is 3780, while the sum is 33.
The spelling of 51071134911 in words is "fifty-one billion, seventy-one million, one hundred thirty-four thousand, nine hundred eleven".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.067 sec. • engine limits •