Base | Representation |
---|---|
bin | 10100111001001100… |
… | …000110111111001001 |
3 | 2010220111010010201112 |
4 | 110321030012333021 |
5 | 331421140442022 |
6 | 14150045100105 |
7 | 1422641335556 |
oct | 247114067711 |
9 | 63814103645 |
10 | 22434312137 |
11 | 9572647836 |
12 | 4421257635 |
13 | 2166b18213 |
14 | 112b717a2d |
15 | 8b481d8e2 |
hex | 539306fc9 |
22434312137 has 2 divisors, whose sum is σ = 22434312138. Its totient is φ = 22434312136.
The previous prime is 22434312091. The next prime is 22434312167. The reversal of 22434312137 is 73121343422.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 21874705801 + 559606336 = 147901^2 + 23656^2 .
It is a cyclic number.
It is not a de Polignac number, because 22434312137 - 28 = 22434311881 is a prime.
It is a super-2 number, since 2×224343121372 (a number of 22 digits) contains 22 as substring.
It is not a weakly prime, because it can be changed into another prime (22434312167) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11217156068 + 11217156069.
It is an arithmetic number, because the mean of its divisors is an integer number (11217156069).
Almost surely, 222434312137 is an apocalyptic number.
It is an amenable number.
22434312137 is a deficient number, since it is larger than the sum of its proper divisors (1).
22434312137 is an equidigital number, since it uses as much as digits as its factorization.
22434312137 is an evil number, because the sum of its binary digits is even.
The product of its digits is 24192, while the sum is 32.
Adding to 22434312137 its reverse (73121343422), we get a palindrome (95555655559).
The spelling of 22434312137 in words is "twenty-two billion, four hundred thirty-four million, three hundred twelve thousand, one hundred thirty-seven".
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