Base | Representation |
---|---|
bin | 1111110010100111100101 |
3 | 21210022022120 |
4 | 33302213211 |
5 | 2024430433 |
6 | 224420153 |
7 | 50120331 |
oct | 17624745 |
9 | 7708276 |
10 | 4139493 |
11 | 2378076 |
12 | 1477659 |
13 | b1c207 |
14 | 79a7c1 |
15 | 56b7b3 |
hex | 3f29e5 |
4139493 has 8 divisors (see below), whose sum is σ = 5570400. Its totient is φ = 2734128.
The previous prime is 4139491. The next prime is 4139497. The reversal of 4139493 is 3949314.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 4139493 - 21 = 4139491 is a prime.
It is a Curzon number.
4139493 is a lucky number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (4139491) 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, 6003 + ... + 6656.
It is an arithmetic number, because the mean of its divisors is an integer number (696300).
Almost surely, 24139493 is an apocalyptic number.
It is an amenable number.
4139493 is a deficient number, since it is larger than the sum of its proper divisors (1430907).
4139493 is a wasteful number, since it uses less digits than its factorization.
4139493 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 12771.
The product of its digits is 11664, while the sum is 33.
The square root of 4139493 is about 2034.5744026700. The cubic root of 4139493 is about 160.5643223906.
The spelling of 4139493 in words is "four million, one hundred thirty-nine thousand, four hundred ninety-three".
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