Base | Representation |
---|---|
bin | 10110100001000110… |
… | …11010011010111011 |
3 | 1011012111100200010002 |
4 | 23100203122122323 |
5 | 144224223110104 |
6 | 5315322343215 |
7 | 605400526355 |
oct | 132043323273 |
9 | 34174320102 |
10 | 12088878779 |
11 | 514394760a |
12 | 241465ab0b |
13 | 11a86b3313 |
14 | 8297560d5 |
15 | 4ab47a01e |
hex | 2d08da6bb |
12088878779 has 2 divisors, whose sum is σ = 12088878780. Its totient is φ = 12088878778.
The previous prime is 12088878757. The next prime is 12088878787. The reversal of 12088878779 is 97787888021.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 12088878779 - 212 = 12088874683 is a prime.
It is a super-2 number, since 2×120888787792 (a number of 21 digits) contains 22 as substring.
It is not a weakly prime, because it can be changed into another prime (12088878709) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6044439389 + 6044439390.
It is an arithmetic number, because the mean of its divisors is an integer number (6044439390).
Almost surely, 212088878779 is an apocalyptic number.
12088878779 is a deficient number, since it is larger than the sum of its proper divisors (1).
12088878779 is an equidigital number, since it uses as much as digits as its factorization.
12088878779 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 25288704, while the sum is 65.
The spelling of 12088878779 in words is "twelve billion, eighty-eight million, eight hundred seventy-eight thousand, seven hundred seventy-nine".
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