Base | Representation |
---|---|
bin | 101111000110000… |
… | …111000011011001 |
3 | 2001001202210211121 |
4 | 233012013003121 |
5 | 3104233142110 |
6 | 210223125241 |
7 | 25403000434 |
oct | 5706070331 |
9 | 2031683747 |
10 | 790130905 |
11 | 376010053 |
12 | 1a0743821 |
13 | c7908aa5 |
14 | 76d1a81b |
15 | 49577cda |
hex | 2f1870d9 |
790130905 has 16 divisors (see below), whose sum is σ = 961430400. Its totient is φ = 623318400.
The previous prime is 790130807. The next prime is 790130909. The reversal of 790130905 is 509031097.
790130905 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 790130905 - 227 = 655913177 is a prime.
It is a super-2 number, since 2×7901309052 = 1248613694072238050, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (790130909) 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, 101181 + ... + 108709.
It is an arithmetic number, because the mean of its divisors is an integer number (60089400).
Almost surely, 2790130905 is an apocalyptic number.
It is an amenable number.
790130905 is a deficient number, since it is larger than the sum of its proper divisors (171299495).
790130905 is a wasteful number, since it uses less digits than its factorization.
790130905 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 7824.
The product of its (nonzero) digits is 8505, while the sum is 34.
The square root of 790130905 is about 28109.2672440959. The cubic root of 790130905 is about 924.4846040440.
The spelling of 790130905 in words is "seven hundred ninety million, one hundred thirty thousand, nine hundred five".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.074 sec. • engine limits •