Base | Representation |
---|---|
bin | 110000101110100111… |
… | …0110110000000011011 |
3 | 101000002202222212022112 |
4 | 1201131032312000123 |
5 | 3203302201344134 |
6 | 120023354542535 |
7 | 10363106055104 |
oct | 1413516660033 |
9 | 330082885275 |
10 | 104643387419 |
11 | 4041951186a |
12 | 18344a37a4b |
13 | 9b3880b36c |
14 | 50c9a133ab |
15 | 2ac6bed1ce |
hex | 185d3b601b |
104643387419 has 2 divisors, whose sum is σ = 104643387420. Its totient is φ = 104643387418.
The previous prime is 104643387413. The next prime is 104643387437. The reversal of 104643387419 is 914783346401.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 104643387419 - 224 = 104626610203 is a prime.
It is a super-2 number, since 2×1046433874192 (a number of 23 digits) contains 22 as substring.
It is not a weakly prime, because it can be changed into another prime (104643387413) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 52321693709 + 52321693710.
It is an arithmetic number, because the mean of its divisors is an integer number (52321693710).
Almost surely, 2104643387419 is an apocalyptic number.
104643387419 is a deficient number, since it is larger than the sum of its proper divisors (1).
104643387419 is an equidigital number, since it uses as much as digits as its factorization.
104643387419 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 1741824, while the sum is 50.
The spelling of 104643387419 in words is "one hundred four billion, six hundred forty-three million, three hundred eighty-seven thousand, four hundred nineteen".
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