Base | Representation |
---|---|
bin | 111111001001111000… |
… | …001011110001000001 |
3 | 20111000220012222210200 |
4 | 333021320023301001 |
5 | 2102334213124423 |
6 | 51052510515413 |
7 | 4620300612030 |
oct | 771170136101 |
9 | 214026188720 |
10 | 67811458113 |
11 | 26838889173 |
12 | 11185b05b69 |
13 | 6518bc8459 |
14 | 33d40bc717 |
15 | 1b6d408d43 |
hex | fc9e0bc41 |
67811458113 has 24 divisors (see below), whose sum is σ = 113029557888. Its totient is φ = 38373193152.
The previous prime is 67811458097. The next prime is 67811458157. The reversal of 67811458113 is 31185411876.
67811458113 is a `hidden beast` number, since 6 + 7 + 81 + 1 + 458 + 113 = 666.
67811458113 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 67811458113 - 24 = 67811458097 is a prime.
It is a super-2 number, since 2×678114581132 (a number of 22 digits) contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (67811458213) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 5218620 + ... + 5231597.
It is an arithmetic number, because the mean of its divisors is an integer number (4709564912).
Almost surely, 267811458113 is an apocalyptic number.
67811458113 is a gapful number since it is divisible by the number (63) formed by its first and last digit.
It is an amenable number.
67811458113 is a deficient number, since it is larger than the sum of its proper divisors (45218099775).
67811458113 is a wasteful number, since it uses less digits than its factorization.
67811458113 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 10450333 (or 10450330 counting only the distinct ones).
The product of its digits is 161280, while the sum is 45.
Adding to 67811458113 its reverse (31185411876), we get a palindrome (98996869989).
The spelling of 67811458113 in words is "sixty-seven billion, eight hundred eleven million, four hundred fifty-eight thousand, one hundred thirteen".
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