Base | Representation |
---|---|
bin | 1000001000000… |
… | …10011001101001 |
3 | 11202021020220211 |
4 | 10010002121221 |
5 | 114422323043 |
6 | 10433021121 |
7 | 1455261256 |
oct | 404023151 |
9 | 152236824 |
10 | 68167273 |
11 | 3552a099 |
12 | 1a9b47a1 |
13 | 11179585 |
14 | 90a642d |
15 | 5eb7a9d |
hex | 4102669 |
68167273 has 4 divisors (see below), whose sum is σ = 68273280. Its totient is φ = 68061268.
The previous prime is 68167271. The next prime is 68167277. The reversal of 68167273 is 37276186.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 68167273 - 21 = 68167271 is a prime.
It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (68167271) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 52033 + ... + 53326.
It is an arithmetic number, because the mean of its divisors is an integer number (17068320).
Almost surely, 268167273 is an apocalyptic number.
It is an amenable number.
68167273 is a deficient number, since it is larger than the sum of its proper divisors (106007).
68167273 is a wasteful number, since it uses less digits than its factorization.
68167273 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 106006.
The product of its digits is 84672, while the sum is 40.
The square root of 68167273 is about 8256.3474369724. The cubic root of 68167273 is about 408.4999178513.
The spelling of 68167273 in words is "sixty-eight million, one hundred sixty-seven thousand, two hundred seventy-three".
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