Base | Representation |
---|---|
bin | 11001011111001… |
… | …001011000011101 |
3 | 1002210121002110201 |
4 | 121133021120131 |
5 | 1333431022133 |
6 | 110232503501 |
7 | 13411333336 |
oct | 3137113035 |
9 | 1083532421 |
10 | 427595293 |
11 | 1aa403744 |
12 | bb24ab91 |
13 | 6a783b88 |
14 | 40b0928d |
15 | 27814d7d |
hex | 197c961d |
427595293 has 2 divisors, whose sum is σ = 427595294. Its totient is φ = 427595292.
The previous prime is 427595291. The next prime is 427595327. The reversal of 427595293 is 392595724.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 308283364 + 119311929 = 17558^2 + 10923^2 .
It is a cyclic number.
It is not a de Polignac number, because 427595293 - 21 = 427595291 is a prime.
Together with 427595291, it forms a pair of twin primes.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (427595291) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 213797646 + 213797647.
It is an arithmetic number, because the mean of its divisors is an integer number (213797647).
Almost surely, 2427595293 is an apocalyptic number.
It is an amenable number.
427595293 is a deficient number, since it is larger than the sum of its proper divisors (1).
427595293 is an equidigital number, since it uses as much as digits as its factorization.
427595293 is an evil number, because the sum of its binary digits is even.
The product of its digits is 680400, while the sum is 46.
The square root of 427595293 is about 20678.3774266745. The cubic root of 427595293 is about 753.3745966164.
The spelling of 427595293 in words is "four hundred twenty-seven million, five hundred ninety-five thousand, two hundred ninety-three".
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