Base | Representation |
---|---|
bin | 10111110100110001… |
… | …01000010001100011 |
3 | 1020000101221121222212 |
4 | 23322120220101203 |
5 | 202143404220021 |
6 | 5513112552335 |
7 | 631652054003 |
oct | 137230502143 |
9 | 36011847885 |
10 | 12790695011 |
11 | 5474017526 |
12 | 258b6b26ab |
13 | 128ac0a2b3 |
14 | 894a44003 |
15 | 4ecdaa85b |
hex | 2fa628463 |
12790695011 has 4 divisors (see below), whose sum is σ = 13102663224. Its totient is φ = 12478726800.
The previous prime is 12790695007. The next prime is 12790695013. The reversal of 12790695011 is 11059609721.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 12790695011 - 22 = 12790695007 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (41), and also a Moran number because the ratio is a prime number: 311968171 = 12790695011 / (1 + 2 + 7 + 9 + 0 + 6 + 9 + 5 + 0 + 1 + 1).
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 12790695011.
It is not an unprimeable number, because it can be changed into a prime (12790695013) 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, 155984045 + ... + 155984126.
It is an arithmetic number, because the mean of its divisors is an integer number (3275665806).
Almost surely, 212790695011 is an apocalyptic number.
12790695011 is a deficient number, since it is larger than the sum of its proper divisors (311968213).
12790695011 is an equidigital number, since it uses as much as digits as its factorization.
12790695011 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 311968212.
The product of its (nonzero) digits is 34020, while the sum is 41.
The spelling of 12790695011 in words is "twelve billion, seven hundred ninety million, six hundred ninety-five thousand, eleven".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.080 sec. • engine limits •