Base | Representation |
---|---|
bin | 1100100110100… |
… | …00000100011110 |
3 | 21100220121122210 |
4 | 12103100010132 |
5 | 204030203404 |
6 | 14253421250 |
7 | 2422342665 |
oct | 623200436 |
9 | 240817583 |
10 | 105709854 |
11 | 54741418 |
12 | 2b49a826 |
13 | 18b92713 |
14 | 10079ddc |
15 | 9431689 |
hex | 64d011e |
105709854 has 16 divisors (see below), whose sum is σ = 211646592. Its totient is φ = 35198808.
The previous prime is 105709829. The next prime is 105709861. The reversal of 105709854 is 458907501.
It is a super-2 number, since 2×1057098542 = 22349146465402632, which contains 22 as substring.
It is a Curzon number.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3064 + ... + 14859.
It is an arithmetic number, because the mean of its divisors is an integer number (13227912).
Almost surely, 2105709854 is an apocalyptic number.
105709854 is an abundant number, since it is smaller than the sum of its proper divisors (105936738).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
105709854 is a wasteful number, since it uses less digits than its factorization.
105709854 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 18911.
The product of its (nonzero) digits is 50400, while the sum is 39.
The square root of 105709854 is about 10281.5297499934. The cubic root of 105709854 is about 472.8301457956.
The spelling of 105709854 in words is "one hundred five million, seven hundred nine thousand, eight hundred fifty-four".
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