Base | Representation |
---|---|
bin | 10111000011000000001100… |
… | …11010111010100010100011 |
3 | 20122110000210122100020000201 |
4 | 23201200012122322202203 |
5 | 23120323104240432434 |
6 | 255442222512130031 |
7 | 13450363350354604 |
oct | 1341400632724243 |
9 | 218400718306021 |
10 | 50680721811619 |
11 | 1516a634245499 |
12 | 582631b236917 |
13 | 223822cbc0553 |
14 | c72d6243bdab |
15 | 5cd4c652b614 |
hex | 2e18066ba8a3 |
50680721811619 has 2 divisors, whose sum is σ = 50680721811620. Its totient is φ = 50680721811618.
The previous prime is 50680721811569. The next prime is 50680721811623. The reversal of 50680721811619 is 91611812708605.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 50680721811619 - 27 = 50680721811491 is a prime.
It is a super-2 number, since 2×506807218116192 (a number of 28 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 50680721811619.
It is not a weakly prime, because it can be changed into another prime (50680721811119) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25340360905809 + 25340360905810.
It is an arithmetic number, because the mean of its divisors is an integer number (25340360905810).
Almost surely, 250680721811619 is an apocalyptic number.
50680721811619 is a deficient number, since it is larger than the sum of its proper divisors (1).
50680721811619 is an equidigital number, since it uses as much as digits as its factorization.
50680721811619 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 1451520, while the sum is 55.
The spelling of 50680721811619 in words is "fifty trillion, six hundred eighty billion, seven hundred twenty-one million, eight hundred eleven thousand, six hundred nineteen".
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