Base | Representation |
---|---|
bin | 11001010110111… |
… | …001110010100111 |
3 | 1002122112022010011 |
4 | 121112321302213 |
5 | 1332402344104 |
6 | 110114311051 |
7 | 13354063114 |
oct | 3126716247 |
9 | 1078468104 |
10 | 425434279 |
11 | 1a9168086 |
12 | ba588487 |
13 | 6a1a837a |
14 | 4070590b |
15 | 27539904 |
hex | 195b9ca7 |
425434279 has 2 divisors, whose sum is σ = 425434280. Its totient is φ = 425434278.
The previous prime is 425434241. The next prime is 425434283. The reversal of 425434279 is 972434524.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 425434279 - 215 = 425401511 is a prime.
It is a super-3 number, since 3×4254342793 (a number of 27 digits) contains 333 as substring.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (425434879) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 212717139 + 212717140.
It is an arithmetic number, because the mean of its divisors is an integer number (212717140).
Almost surely, 2425434279 is an apocalyptic number.
425434279 is a deficient number, since it is larger than the sum of its proper divisors (1).
425434279 is an equidigital number, since it uses as much as digits as its factorization.
425434279 is an odious number, because the sum of its binary digits is odd.
The product of its digits is 241920, while the sum is 40.
The square root of 425434279 is about 20626.0582516389. The cubic root of 425434279 is about 752.1032983711.
The spelling of 425434279 in words is "four hundred twenty-five million, four hundred thirty-four thousand, two hundred seventy-nine".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.411 sec. • engine limits •