Base | Representation |
---|---|
bin | 110001000101101101… |
… | …1001111010101110011 |
3 | 101002002210022000102021 |
4 | 1202023123033111303 |
5 | 3211344101420401 |
6 | 120232321532311 |
7 | 10421236343356 |
oct | 1421333172563 |
9 | 332083260367 |
10 | 105418388851 |
11 | 40786a28916 |
12 | 185204a4097 |
13 | 9c3024a8a9 |
14 | 516091229d |
15 | 2b1ec882a1 |
hex | 188b6cf573 |
105418388851 has 2 divisors, whose sum is σ = 105418388852. Its totient is φ = 105418388850.
The previous prime is 105418388843. The next prime is 105418388909. The reversal of 105418388851 is 158883814501.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 105418388851 - 23 = 105418388843 is a prime.
It is a super-2 number, since 2×1054183888512 (a number of 23 digits) contains 22 as substring.
It is not a weakly prime, because it can be changed into another prime (105418382851) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 52709194425 + 52709194426.
It is an arithmetic number, because the mean of its divisors is an integer number (52709194426).
Almost surely, 2105418388851 is an apocalyptic number.
105418388851 is a deficient number, since it is larger than the sum of its proper divisors (1).
105418388851 is an equidigital number, since it uses as much as digits as its factorization.
105418388851 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 1228800, while the sum is 52.
The spelling of 105418388851 in words is "one hundred five billion, four hundred eighteen million, three hundred eighty-eight thousand, eight hundred fifty-one".
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