Base | Representation |
---|---|
bin | 111111001110000110… |
… | …010000111010100001 |
3 | 20111012211110000002201 |
4 | 333032012100322201 |
5 | 2103010324224311 |
6 | 51103520213201 |
7 | 4622120446651 |
oct | 771606207241 |
9 | 214184400081 |
10 | 67882258081 |
11 | 26874846240 |
12 | 111a576a201 |
13 | 652a787121 |
14 | 33dd66c361 |
15 | 1b747419c1 |
hex | fce190ea1 |
67882258081 has 8 divisors (see below), whose sum is σ = 74061331200. Its totient is φ = 61704511440.
The previous prime is 67882258057. The next prime is 67882258117. The reversal of 67882258081 is 18085228876.
67882258081 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 67882258081 - 211 = 67882256033 is a prime.
It is a super-2 number, since 2×678822580812 (a number of 22 digits) contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (67882258001) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 223066 + ... + 430723.
It is an arithmetic number, because the mean of its divisors is an integer number (9257666400).
Almost surely, 267882258081 is an apocalyptic number.
It is an amenable number.
67882258081 is a deficient number, since it is larger than the sum of its proper divisors (6179073119).
67882258081 is a wasteful number, since it uses less digits than its factorization.
67882258081 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 663239.
The product of its (nonzero) digits is 3440640, while the sum is 55.
The spelling of 67882258081 in words is "sixty-seven billion, eight hundred eighty-two million, two hundred fifty-eight thousand, eighty-one".
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