Base | Representation |
---|---|
bin | 1100110010100000… |
… | …10000001100011111 |
3 | 122201111212011002221 |
4 | 12121100100030133 |
5 | 103030213020413 |
6 | 3053153130211 |
7 | 332102146441 |
oct | 63120201437 |
9 | 18644764087 |
10 | 6866141983 |
11 | 2a03838108 |
12 | 13b7559967 |
13 | 85566940c |
14 | 491c74491 |
15 | 2a2bc768d |
hex | 19941031f |
6866141983 has 2 divisors, whose sum is σ = 6866141984. Its totient is φ = 6866141982.
The previous prime is 6866141963. The next prime is 6866141987. The reversal of 6866141983 is 3891416686.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 6866141983 - 225 = 6832587551 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 6866141983.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (6866141987) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3433070991 + 3433070992.
It is an arithmetic number, because the mean of its divisors is an integer number (3433070992).
Almost surely, 26866141983 is an apocalyptic number.
6866141983 is a deficient number, since it is larger than the sum of its proper divisors (1).
6866141983 is an equidigital number, since it uses as much as digits as its factorization.
6866141983 is an evil number, because the sum of its binary digits is even.
The product of its digits is 1492992, while the sum is 52.
The square root of 6866141983 is about 82862.1866897079. The cubic root of 6866141983 is about 1900.6592341230.
The spelling of 6866141983 in words is "six billion, eight hundred sixty-six million, one hundred forty-one thousand, nine hundred eighty-three".
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