Base | Representation |
---|---|
bin | 110001101111001000… |
… | …001111111001111111 |
3 | 12002211211010100210012 |
4 | 301233020033321333 |
5 | 1333332413301311 |
6 | 40311121533435 |
7 | 3600254600021 |
oct | 615710177177 |
9 | 162754110705 |
10 | 53404040831 |
11 | 20715209339 |
12 | a424aa427b |
13 | 506107bb7b |
14 | 2828870011 |
15 | 15c864978b |
hex | c6f20fe7f |
53404040831 has 2 divisors, whose sum is σ = 53404040832. Its totient is φ = 53404040830.
The previous prime is 53404040797. The next prime is 53404040917. The reversal of 53404040831 is 13804040435.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 53404040831 - 214 = 53404024447 is a prime.
It is a super-2 number, since 2×534040408312 (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 (53404040231) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26702020415 + 26702020416.
It is an arithmetic number, because the mean of its divisors is an integer number (26702020416).
Almost surely, 253404040831 is an apocalyptic number.
53404040831 is a deficient number, since it is larger than the sum of its proper divisors (1).
53404040831 is an equidigital number, since it uses as much as digits as its factorization.
53404040831 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 23040, while the sum is 32.
The spelling of 53404040831 in words is "fifty-three billion, four hundred four million, forty thousand, eight hundred thirty-one".
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