Base | Representation |
---|---|
bin | 1111011001000001… |
… | …0000000010011001 |
3 | 101122221001122222122 |
4 | 3312100100002121 |
5 | 31430123031004 |
6 | 1521543231025 |
7 | 204244534454 |
oct | 36620200231 |
9 | 11587048878 |
10 | 4131455129 |
11 | 183010a42a |
12 | 973748475 |
13 | 50ac29609 |
14 | 2b29b249b |
15 | 192a8ecbe |
hex | f6410099 |
4131455129 has 2 divisors, whose sum is σ = 4131455130. Its totient is φ = 4131455128.
The previous prime is 4131455089. The next prime is 4131455131. The reversal of 4131455129 is 9215541314.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 3766645129 + 364810000 = 61373^2 + 19100^2 .
It is a cyclic number.
It is not a de Polignac number, because 4131455129 - 216 = 4131389593 is a prime.
It is a Sophie Germain prime.
Together with 4131455131, it forms a pair of twin primes.
It is a Chen prime.
It is a Curzon number.
It is not a weakly prime, because it can be changed into another prime (4131455149) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2065727564 + 2065727565.
It is an arithmetic number, because the mean of its divisors is an integer number (2065727565).
Almost surely, 24131455129 is an apocalyptic number.
It is an amenable number.
4131455129 is a deficient number, since it is larger than the sum of its proper divisors (1).
4131455129 is an equidigital number, since it uses as much as digits as its factorization.
4131455129 is an evil number, because the sum of its binary digits is even.
The product of its digits is 21600, while the sum is 35.
The square root of 4131455129 is about 64276.3963597836. The cubic root of 4131455129 is about 1604.6032965918.
The spelling of 4131455129 in words is "four billion, one hundred thirty-one million, four hundred fifty-five thousand, one hundred twenty-nine".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.078 sec. • engine limits •