Base | Representation |
---|---|
bin | 110001101000001010… |
… | …101000011000100101 |
3 | 12002112200022111102002 |
4 | 301220022220120211 |
5 | 1333113012143434 |
6 | 40251350055045 |
7 | 3564335636504 |
oct | 615012503045 |
9 | 162480274362 |
10 | 53287224869 |
11 | 2066528181a |
12 | a3b194a485 |
13 | 5042acb2b8 |
14 | 281714283b |
15 | 15bd27257e |
hex | c682a8625 |
53287224869 has 2 divisors, whose sum is σ = 53287224870. Its totient is φ = 53287224868.
The previous prime is 53287224821. The next prime is 53287224883. The reversal of 53287224869 is 96842278235.
It is a happy number.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 45769467844 + 7517757025 = 213938^2 + 86705^2 .
It is a cyclic number.
It is not a de Polignac number, because 53287224869 - 224 = 53270447653 is a prime.
It is a super-2 number, since 2×532872248692 (a number of 22 digits) contains 22 as substring.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (53287224889) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26643612434 + 26643612435.
It is an arithmetic number, because the mean of its divisors is an integer number (26643612435).
Almost surely, 253287224869 is an apocalyptic number.
It is an amenable number.
53287224869 is a deficient number, since it is larger than the sum of its proper divisors (1).
53287224869 is an equidigital number, since it uses as much as digits as its factorization.
53287224869 is an evil number, because the sum of its binary digits is even.
The product of its digits is 11612160, while the sum is 56.
The spelling of 53287224869 in words is "fifty-three billion, two hundred eighty-seven million, two hundred twenty-four thousand, eight hundred sixty-nine".
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