Base | Representation |
---|---|
bin | 1000000010000101… |
… | …00111101010100101 |
3 | 102010112121012120122 |
4 | 10001002213222211 |
5 | 32312440300034 |
6 | 1551530211325 |
7 | 211603026626 |
oct | 40102475245 |
9 | 12115535518 |
10 | 4312431269 |
11 | 1913289493 |
12 | a04283b45 |
13 | 5395828a3 |
14 | 2cca41a4d |
15 | 1a38dc62e |
hex | 1010a7aa5 |
4312431269 has 2 divisors, whose sum is σ = 4312431270. Its totient is φ = 4312431268.
The previous prime is 4312431241. The next prime is 4312431281. The reversal of 4312431269 is 9621342134.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 4242959044 + 69472225 = 65138^2 + 8335^2 .
It is a cyclic number.
It is not a de Polignac number, because 4312431269 - 220 = 4311382693 is a prime.
It is a super-2 number, since 2×43124312692 = 37194126899697900722, which contains 22 as substring.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (4312431469) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2156215634 + 2156215635.
It is an arithmetic number, because the mean of its divisors is an integer number (2156215635).
Almost surely, 24312431269 is an apocalyptic number.
It is an amenable number.
4312431269 is a deficient number, since it is larger than the sum of its proper divisors (1).
4312431269 is an equidigital number, since it uses as much as digits as its factorization.
4312431269 is an odious number, because the sum of its binary digits is odd.
The product of its digits is 31104, while the sum is 35.
The square root of 4312431269 is about 65669.1043718429. The cubic root of 4312431269 is about 1627.6988705726.
The spelling of 4312431269 in words is "four billion, three hundred twelve million, four hundred thirty-one thousand, two hundred sixty-nine".
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