Base | Representation |
---|---|
bin | 1000001101010… |
… | …10000001011110 |
3 | 11210120010201202 |
4 | 10012222001132 |
5 | 120111310404 |
6 | 10455435502 |
7 | 1464151046 |
oct | 406520136 |
9 | 153503652 |
10 | 68853854 |
11 | 35958a13 |
12 | 1b085b92 |
13 | 11359c34 |
14 | 9204726 |
15 | 60a121e |
hex | 41aa05e |
68853854 has 4 divisors (see below), whose sum is σ = 103280784. Its totient is φ = 34426926.
The previous prime is 68853847. The next prime is 68853877. The reversal of 68853854 is 45835886.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 45835886 = 2 ⋅22917943.
It is a Curzon number.
It is a junction number, because it is equal to n+sod(n) for n = 68853799 and 68853808.
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 as a sum of consecutive naturals, namely, 17213462 + ... + 17213465.
It is an arithmetic number, because the mean of its divisors is an integer number (25820196).
Almost surely, 268853854 is an apocalyptic number.
68853854 is a deficient number, since it is larger than the sum of its proper divisors (34426930).
68853854 is a wasteful number, since it uses less digits than its factorization.
68853854 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 34426929.
The product of its digits is 921600, while the sum is 47.
The square root of 68853854 is about 8297.8222444205. The cubic root of 68853854 is about 409.8668098009.
The spelling of 68853854 in words is "sixty-eight million, eight hundred fifty-three thousand, eight hundred fifty-four".
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