Base | Representation |
---|---|
bin | 11110111100110101010101 |
3 | 120021012121202 |
4 | 132330311111 |
5 | 4034112433 |
6 | 445522245 |
7 | 125651333 |
oct | 36746525 |
9 | 16235552 |
10 | 8113493 |
11 | 4641873 |
12 | 2873385 |
13 | 18b0cab |
14 | 1112b53 |
15 | aa3ee8 |
hex | 7bcd55 |
8113493 has 4 divisors (see below), whose sum is σ = 8120448. Its totient is φ = 8106540.
The previous prime is 8113487. The next prime is 8113519. The reversal of 8113493 is 3943118.
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, and also a brilliant number, because the two primes have the same length.
It is a cyclic number.
It is not a de Polignac number, because 8113493 - 24 = 8113477 is a prime.
It is a super-2 number, since 2×81134932 = 131657537322098, which contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (8113453) 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, 1253 + ... + 4218.
It is an arithmetic number, because the mean of its divisors is an integer number (2030112).
Almost surely, 28113493 is an apocalyptic number.
It is an amenable number.
8113493 is a deficient number, since it is larger than the sum of its proper divisors (6955).
8113493 is a wasteful number, since it uses less digits than its factorization.
8113493 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6954.
The product of its digits is 2592, while the sum is 29.
The square root of 8113493 is about 2848.4193862562. The cubic root of 8113493 is about 200.9413374677.
The spelling of 8113493 in words is "eight million, one hundred thirteen thousand, four hundred ninety-three".
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