Base | Representation |
---|---|
bin | 1110111100011101… |
… | …11110101101101001 |
3 | 202201011111210020101 |
4 | 13132032332231221 |
5 | 112412444424022 |
6 | 3404054025401 |
7 | 402554040043 |
oct | 73616765551 |
9 | 22634453211 |
10 | 8023436137 |
11 | 3448025362 |
12 | 167b048261 |
13 | 9ab35a562 |
14 | 561848a93 |
15 | 31e5c9627 |
hex | 1de3beb69 |
8023436137 has 4 divisors (see below), whose sum is σ = 8159426640. Its totient is φ = 7887445636.
The previous prime is 8023436117. The next prime is 8023436159. The reversal of 8023436137 is 7316343208.
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 8023436137 - 227 = 7889218409 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 8023436096 and 8023436105.
It is not an unprimeable number, because it can be changed into a prime (8023436107) 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, 67995163 + ... + 67995280.
It is an arithmetic number, because the mean of its divisors is an integer number (2039856660).
Almost surely, 28023436137 is an apocalyptic number.
It is an amenable number.
8023436137 is a deficient number, since it is larger than the sum of its proper divisors (135990503).
8023436137 is a wasteful number, since it uses less digits than its factorization.
8023436137 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 135990502.
The product of its (nonzero) digits is 72576, while the sum is 37.
The square root of 8023436137 is about 89573.6352784680. The cubic root of 8023436137 is about 2001.9511073877.
The spelling of 8023436137 in words is "eight billion, twenty-three million, four hundred thirty-six thousand, one hundred thirty-seven".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.069 sec. • engine limits •