Base | Representation |
---|---|
bin | 1111100100111… |
… | …11110111000011 |
3 | 100002220010210202 |
4 | 13302133313003 |
5 | 231423200321 |
6 | 20544515415 |
7 | 3144514016 |
oct | 762376703 |
9 | 302803722 |
10 | 130678211 |
11 | 67845524 |
12 | 3791bb6b |
13 | 210c53b1 |
14 | 134d937d |
15 | b71470b |
hex | 7c9fdc3 |
130678211 has 2 divisors, whose sum is σ = 130678212. Its totient is φ = 130678210.
The previous prime is 130678123. The next prime is 130678259. The reversal of 130678211 is 112876031.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 130678211 - 218 = 130416067 is a prime.
It is a Chen prime.
It is not a weakly prime, because it can be changed into another prime (130678291) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65339105 + 65339106.
It is an arithmetic number, because the mean of its divisors is an integer number (65339106).
Almost surely, 2130678211 is an apocalyptic number.
130678211 is a deficient number, since it is larger than the sum of its proper divisors (1).
130678211 is an equidigital number, since it uses as much as digits as its factorization.
130678211 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 2016, while the sum is 29.
The square root of 130678211 is about 11431.4570812298. The cubic root of 130678211 is about 507.4591177726.
The spelling of 130678211 in words is "one hundred thirty million, six hundred seventy-eight thousand, two hundred eleven".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.063 sec. • engine limits •