Base | Representation |
---|---|
bin | 10011100110101111110111 |
3 | 100200002222220 |
4 | 103212233313 |
5 | 2303430242 |
6 | 302053423 |
7 | 61453545 |
oct | 23465767 |
9 | 10602886 |
10 | 5139447 |
11 | 29a0385 |
12 | 187a273 |
13 | 10ac3c1 |
14 | 97ad95 |
15 | 6b7bec |
hex | 4e6bf7 |
5139447 has 8 divisors (see below), whose sum is σ = 6883440. Its totient is φ = 3410880.
The previous prime is 5139427. The next prime is 5139451. The reversal of 5139447 is 7449315.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 5139447 - 26 = 5139383 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (5139427) 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, 3054 + ... + 4427.
It is an arithmetic number, because the mean of its divisors is an integer number (860430).
Almost surely, 25139447 is an apocalyptic number.
5139447 is a deficient number, since it is larger than the sum of its proper divisors (1743993).
5139447 is a wasteful number, since it uses less digits than its factorization.
5139447 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7713.
The product of its digits is 15120, while the sum is 33.
The square root of 5139447 is about 2267.0348475487. The cubic root of 5139447 is about 172.5727145656.
The spelling of 5139447 in words is "five million, one hundred thirty-nine thousand, four hundred forty-seven".
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