Base | Representation |
---|---|
bin | 1111000110101001… |
… | …00010101000001011 |
3 | 202221010002201001210 |
4 | 13203110202220023 |
5 | 113101321430133 |
6 | 3420343144203 |
7 | 404641331100 |
oct | 74324425013 |
9 | 22833081053 |
10 | 8108780043 |
11 | 3491216511 |
12 | 16a3745063 |
13 | 9c2c3c100 |
14 | 56cd02aa7 |
15 | 326d36763 |
hex | 1e3522a0b |
8108780043 has 144 divisors (see below), whose sum is σ = 14720227200. Its totient is φ = 3943779840.
The previous prime is 8108780021. The next prime is 8108780047. The reversal of 8108780043 is 3400878018.
It is not a de Polignac number, because 8108780043 - 25 = 8108780011 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (39).
It is a junction number, because it is equal to n+sod(n) for n = 8108779983 and 8108780010.
It is not an unprimeable number, because it can be changed into a prime (8108780047) by changing a digit.
It is a polite number, since it can be written in 143 ways as a sum of consecutive naturals, for example, 19352488 + ... + 19352906.
It is an arithmetic number, because the mean of its divisors is an integer number (102223800).
Almost surely, 28108780043 is an apocalyptic number.
8108780043 is a deficient number, since it is larger than the sum of its proper divisors (6611447157).
8108780043 is a wasteful number, since it uses less digits than its factorization.
8108780043 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 522 (or 502 counting only the distinct ones).
The product of its (nonzero) digits is 43008, while the sum is 39.
The square root of 8108780043 is about 90048.7648055208. The cubic root of 8108780043 is about 2009.0242240318.
The spelling of 8108780043 in words is "eight billion, one hundred eight million, seven hundred eighty thousand, forty-three".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.066 sec. • engine limits •