Base | Representation |
---|---|
bin | 1000001101000… |
… | …11100100111101 |
3 | 11210111210111221 |
4 | 10012203210331 |
5 | 120104434303 |
6 | 10455113341 |
7 | 1464011062 |
oct | 406434475 |
9 | 153453457 |
10 | 68827453 |
11 | 359400a2 |
12 | 1b072851 |
13 | 1134ac06 |
14 | 91d8c69 |
15 | 60984bd |
hex | 41a393d |
68827453 has 4 divisors (see below), whose sum is σ = 69994080. Its totient is φ = 67660828.
The previous prime is 68827439. The next prime is 68827483. The reversal of 68827453 is 35472886.
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 a de Polignac number, because none of the positive numbers 2k-68827453 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 (68827403) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 583225 + ... + 583342.
It is an arithmetic number, because the mean of its divisors is an integer number (17498520).
Almost surely, 268827453 is an apocalyptic number.
It is an amenable number.
68827453 is a deficient number, since it is larger than the sum of its proper divisors (1166627).
68827453 is a wasteful number, since it uses less digits than its factorization.
68827453 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1166626.
The product of its digits is 322560, while the sum is 43.
The square root of 68827453 is about 8296.2312528039. The cubic root of 68827453 is about 409.8144172993.
The spelling of 68827453 in words is "sixty-eight million, eight hundred twenty-seven thousand, four hundred fifty-three".
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