Base | Representation |
---|---|
bin | 11001110000110010… |
… | …01110011110011101 |
3 | 1022200220112120111011 |
4 | 30320121032132131 |
5 | 211311221221002 |
6 | 10204235055221 |
7 | 666513614335 |
oct | 147031163635 |
9 | 38626476434 |
10 | 13831038877 |
11 | 5958296247 |
12 | 281bba1511 |
13 | 13c5601696 |
14 | 952c940c5 |
15 | 55e3aa8d7 |
hex | 33864e79d |
13831038877 has 2 divisors, whose sum is σ = 13831038878. Its totient is φ = 13831038876.
The previous prime is 13831038853. The next prime is 13831038883. The reversal of 13831038877 is 77883013831.
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., 12452104921 + 1378933956 = 111589^2 + 37134^2 .
It is a cyclic number.
It is not a de Polignac number, because 13831038877 - 219 = 13830514589 is a prime.
It is a super-2 number, since 2×138310388772 (a number of 21 digits) contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 13831038877.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (13831038887) 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, 6915519438 + 6915519439.
It is an arithmetic number, because the mean of its divisors is an integer number (6915519439).
Almost surely, 213831038877 is an apocalyptic number.
It is an amenable number.
13831038877 is a deficient number, since it is larger than the sum of its proper divisors (1).
13831038877 is an equidigital number, since it uses as much as digits as its factorization.
13831038877 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 677376, while the sum is 49.
The spelling of 13831038877 in words is "thirteen billion, eight hundred thirty-one million, thirty-eight thousand, eight hundred seventy-seven".
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