Base | Representation |
---|---|
bin | 11101111001101010… |
… | …011001110001010101 |
3 | 10001212111222012222121 |
4 | 131321222121301111 |
5 | 1011223104223223 |
6 | 22425501255541 |
7 | 2214420620626 |
oct | 357152316125 |
9 | 101774865877 |
10 | 32105929813 |
11 | 12685a622a1 |
12 | 62802645b1 |
13 | 304877b009 |
14 | 17a7dd9a4d |
15 | c7d96315d |
hex | 779a99c55 |
32105929813 has 2 divisors, whose sum is σ = 32105929814. Its totient is φ = 32105929812.
The previous prime is 32105929787. The next prime is 32105929837. The reversal of 32105929813 is 31892950123.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 22878982564 + 9226947249 = 151258^2 + 96057^2 .
It is an emirp because it is prime and its reverse (31892950123) is a distict prime.
It is a cyclic number.
It is not a de Polignac number, because 32105929813 - 29 = 32105929301 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 32105929813.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (32105929013) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16052964906 + 16052964907.
It is an arithmetic number, because the mean of its divisors is an integer number (16052964907).
Almost surely, 232105929813 is an apocalyptic number.
It is an amenable number.
32105929813 is a deficient number, since it is larger than the sum of its proper divisors (1).
32105929813 is an equidigital number, since it uses as much as digits as its factorization.
32105929813 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 116640, while the sum is 43.
The spelling of 32105929813 in words is "thirty-two billion, one hundred five million, nine hundred twenty-nine thousand, eight hundred thirteen".
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