Base | Representation |
---|---|
bin | 10010110110100001… |
… | …100001111110110101 |
3 | 1221020201002212002001 |
4 | 102312201201332311 |
5 | 312423440044222 |
6 | 13144334415301 |
7 | 1314422055031 |
oct | 226641417665 |
9 | 57221085061 |
10 | 20242112437 |
11 | 8648165748 |
12 | 3b0b061531 |
13 | 1ba78b8131 |
14 | da050b1c1 |
15 | 7d7142e27 |
hex | 4b6861fb5 |
20242112437 has 2 divisors, whose sum is σ = 20242112438. Its totient is φ = 20242112436.
The previous prime is 20242112431. The next prime is 20242112509. The reversal of 20242112437 is 73421124202.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 15853579921 + 4388532516 = 125911^2 + 66246^2 .
It is a cyclic number.
It is not a de Polignac number, because 20242112437 - 219 = 20241588149 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (20242112431) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10121056218 + 10121056219.
It is an arithmetic number, because the mean of its divisors is an integer number (10121056219).
Almost surely, 220242112437 is an apocalyptic number.
It is an amenable number.
20242112437 is a deficient number, since it is larger than the sum of its proper divisors (1).
20242112437 is an equidigital number, since it uses as much as digits as its factorization.
20242112437 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 5376, while the sum is 28.
Adding to 20242112437 its reverse (73421124202), we get a palindrome (93663236639).
The spelling of 20242112437 in words is "twenty billion, two hundred forty-two million, one hundred twelve thousand, four hundred thirty-seven".
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