Base | Representation |
---|---|
bin | 1000001000001… |
… | …00011001000011 |
3 | 11202021200002211 |
4 | 10010010121003 |
5 | 114423103202 |
6 | 10433122551 |
7 | 1455324115 |
oct | 404043103 |
9 | 152250084 |
10 | 68175427 |
11 | 35535231 |
12 | 1a9b9457 |
13 | 111801b8 |
14 | 90a93b5 |
15 | 5eba1d7 |
hex | 4104643 |
68175427 has 8 divisors (see below), whose sum is σ = 72654336. Its totient is φ = 63822792.
The previous prime is 68175421. The next prime is 68175461. The reversal of 68175427 is 72457186.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a de Polignac number, because none of the positive numbers 2k-68175427 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 68175427.
It is not an unprimeable number, because it can be changed into a prime (68175421) 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, 30453 + ... + 32614.
It is an arithmetic number, because the mean of its divisors is an integer number (9081792).
Almost surely, 268175427 is an apocalyptic number.
68175427 is a deficient number, since it is larger than the sum of its proper divisors (4478909).
68175427 is a wasteful number, since it uses less digits than its factorization.
68175427 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 63137.
The product of its digits is 94080, while the sum is 40.
The square root of 68175427 is about 8256.8412241002. The cubic root of 68175427 is about 408.5162051173.
The spelling of 68175427 in words is "sixty-eight million, one hundred seventy-five thousand, four hundred twenty-seven".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.073 sec. • engine limits •