Base | Representation |
---|---|
bin | 1110110010101101111… |
… | …0001001000010011011 |
3 | 220021221220221010101012 |
4 | 3230223132021002123 |
5 | 13130430343021331 |
6 | 312425151044135 |
7 | 24234431456054 |
oct | 3545336110233 |
9 | 807856833335 |
10 | 254132392091 |
11 | 98860123626 |
12 | 4130451064b |
13 | 1ac70255b06 |
14 | c42b58972b |
15 | 69259e182b |
hex | 3b2b78909b |
254132392091 has 2 divisors, whose sum is σ = 254132392092. Its totient is φ = 254132392090.
The previous prime is 254132392081. The next prime is 254132392123. The reversal of 254132392091 is 190293231452.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 254132392091 - 210 = 254132391067 is a prime.
It is not a weakly prime, because it can be changed into another prime (254132392081) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 127066196045 + 127066196046.
It is an arithmetic number, because the mean of its divisors is an integer number (127066196046).
Almost surely, 2254132392091 is an apocalyptic number.
254132392091 is a deficient number, since it is larger than the sum of its proper divisors (1).
254132392091 is an equidigital number, since it uses as much as digits as its factorization.
254132392091 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 116640, while the sum is 41.
The spelling of 254132392091 in words is "two hundred fifty-four billion, one hundred thirty-two million, three hundred ninety-two thousand, ninety-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.072 sec. • engine limits •