Base | Representation |
---|---|
bin | 1000101000000010… |
… | …1111101101010111 |
3 | 12222100221002221201 |
4 | 2022000233231113 |
5 | 14220223414343 |
6 | 1021432053331 |
7 | 111244003441 |
oct | 21200575527 |
9 | 5870832851 |
10 | 2315451223 |
11 | a89014858 |
12 | 547534247 |
13 | 2ab924ca7 |
14 | 17d731491 |
15 | d842494d |
hex | 8a02fb57 |
2315451223 has 2 divisors, whose sum is σ = 2315451224. Its totient is φ = 2315451222.
The previous prime is 2315451199. The next prime is 2315451241. The reversal of 2315451223 is 3221545132.
2315451223 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a strong prime.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-2315451223 is a prime.
It is a super-2 number, since 2×23154512232 = 10722628732184391458, which contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 2315451191 and 2315451200.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (2315451293) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1157725611 + 1157725612.
It is an arithmetic number, because the mean of its divisors is an integer number (1157725612).
Almost surely, 22315451223 is an apocalyptic number.
2315451223 is a deficient number, since it is larger than the sum of its proper divisors (1).
2315451223 is an equidigital number, since it uses as much as digits as its factorization.
2315451223 is an evil number, because the sum of its binary digits is even.
The product of its digits is 7200, while the sum is 28.
The square root of 2315451223 is about 48119.1357258212. The cubic root of 2315451223 is about 1322.9554270682.
Adding to 2315451223 its reverse (3221545132), we get a palindrome (5536996355).
The spelling of 2315451223 in words is "two billion, three hundred fifteen million, four hundred fifty-one thousand, two hundred twenty-three".
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