Base | Representation |
---|---|
bin | 1000001100101… |
… | …10110100110111 |
3 | 11210102010212111 |
4 | 10012112310313 |
5 | 120101301343 |
6 | 10454031451 |
7 | 1463402566 |
oct | 406266467 |
9 | 153363774 |
10 | 68775223 |
11 | 35904930 |
12 | 1b048587 |
13 | 113301ca |
14 | 91c3bdd |
15 | 6087c9d |
hex | 4196d37 |
68775223 has 8 divisors (see below), whose sum is σ = 75100176. Its totient is φ = 62462400.
The previous prime is 68775209. The next prime is 68775227. The reversal of 68775223 is 32257786.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 68775223 - 29 = 68774711 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (68775227) 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, 12165 + ... + 16897.
It is an arithmetic number, because the mean of its divisors is an integer number (9387522).
Almost surely, 268775223 is an apocalyptic number.
68775223 is a deficient number, since it is larger than the sum of its proper divisors (6324953).
68775223 is a wasteful number, since it uses less digits than its factorization.
68775223 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6065.
The product of its digits is 141120, while the sum is 40.
The square root of 68775223 is about 8293.0828405364. The cubic root of 68775223 is about 409.7107279395.
It can be divided in two parts, 6877 and 5223, that added together give a square (12100 = 1102).
The spelling of 68775223 in words is "sixty-eight million, seven hundred seventy-five thousand, two hundred twenty-three".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.076 sec. • engine limits •