Base | Representation |
---|---|
bin | 110001110001010101011… |
… | …0110010011010110001001 |
3 | 220012221102000120111200000 |
4 | 1203202222312103112021 |
5 | 1344033222300000334 |
6 | 22314243351233213 |
7 | 1304130556111026 |
oct | 143425266232611 |
9 | 26187360514600 |
10 | 6840454296969 |
11 | 21a8025136227 |
12 | 925886378809 |
13 | 3a808a5314a7 |
14 | 199118bbc54d |
15 | bce08a9d299 |
hex | 638aad93589 |
6840454296969 has 12 divisors (see below), whose sum is σ = 10246606436976. Its totient is φ = 4560302864484.
The previous prime is 6840454296953. The next prime is 6840454297009. The reversal of 6840454296969 is 9696924540486.
6840454296969 is a `hidden beast` number, since 6 + 8 + 40 + 45 + 429 + 69 + 69 = 666.
It is not a de Polignac number, because 6840454296969 - 24 = 6840454296953 is a prime.
It is a super-2 number, since 2×68404542969692 (a number of 26 digits) contains 22 as substring.
It is a Curzon number.
It is a junction number, because it is equal to n+sod(n) for n = 6840454296897 and 6840454296906.
It is not an unprimeable number, because it can be changed into a prime (6840454296869) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 14075008599 + ... + 14075009084.
It is an arithmetic number, because the mean of its divisors is an integer number (853883869748).
Almost surely, 26840454296969 is an apocalyptic number.
It is an amenable number.
6840454296969 is a deficient number, since it is larger than the sum of its proper divisors (3406152140007).
6840454296969 is an equidigital number, since it uses as much as digits as its factorization.
6840454296969 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 28150017698 (or 28150017686 counting only the distinct ones).
The product of its (nonzero) digits is 806215680, while the sum is 72.
The spelling of 6840454296969 in words is "six trillion, eight hundred forty billion, four hundred fifty-four million, two hundred ninety-six thousand, nine hundred sixty-nine".
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