Base | Representation |
---|---|
bin | 10111111010110001… |
… | …10001010011001111 |
3 | 1020010220201121202022 |
4 | 23331120301103033 |
5 | 202244303014011 |
6 | 5522112320355 |
7 | 633133145204 |
oct | 137530612317 |
9 | 36126647668 |
10 | 12841063631 |
11 | 549a49a190 |
12 | 25a45430bb |
13 | 1298494406 |
14 | 89b5d5cab |
15 | 5025098db |
hex | 2fd6314cf |
12841063631 has 8 divisors (see below), whose sum is σ = 14061700224. Its totient is φ = 11629304920.
The previous prime is 12841063619. The next prime is 12841063637. The reversal of 12841063631 is 13636014821.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-12841063631 is a prime.
It is a super-2 number, since 2×128410636312 (a number of 21 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 12841063591 and 12841063600.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12841063637) 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, 2216441 + ... + 2222226.
It is an arithmetic number, because the mean of its divisors is an integer number (1757712528).
Almost surely, 212841063631 is an apocalyptic number.
12841063631 is a gapful number since it is divisible by the number (11) formed by its first and last digit.
12841063631 is a deficient number, since it is larger than the sum of its proper divisors (1220636593).
12841063631 is a wasteful number, since it uses less digits than its factorization.
12841063631 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4438941.
The product of its (nonzero) digits is 20736, while the sum is 35.
The spelling of 12841063631 in words is "twelve billion, eight hundred forty-one million, sixty-three thousand, six hundred thirty-one".
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