Base | Representation |
---|---|
bin | 10111111101011011… |
… | …01010111101011101 |
3 | 1020012110121100121121 |
4 | 23332231222331131 |
5 | 202321002214101 |
6 | 5524225330541 |
7 | 633523262245 |
oct | 137655527535 |
9 | 36173540547 |
10 | 12863319901 |
11 | 55010106a3 |
12 | 25aba96a51 |
13 | 129cc877c3 |
14 | 8a054ab25 |
15 | 5044540a1 |
hex | 2feb6af5d |
12863319901 has 8 divisors (see below), whose sum is σ = 12985932960. Its totient is φ = 12740751408.
The previous prime is 12863319863. The next prime is 12863319919. The reversal of 12863319901 is 10991336821.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 12863319901 - 211 = 12863317853 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12863319971) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1003390 + ... + 1016128.
It is an arithmetic number, because the mean of its divisors is an integer number (1623241620).
Almost surely, 212863319901 is an apocalyptic number.
It is an amenable number.
12863319901 is a deficient number, since it is larger than the sum of its proper divisors (122613059).
12863319901 is a wasteful number, since it uses less digits than its factorization.
12863319901 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 22283.
The product of its (nonzero) digits is 69984, while the sum is 43.
The spelling of 12863319901 in words is "twelve billion, eight hundred sixty-three million, three hundred nineteen thousand, nine hundred one".
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