Base | Representation |
---|---|
bin | 10000100101110111110111 |
3 | 22011222022001 |
4 | 100211313313 |
5 | 2103140211 |
6 | 233120131 |
7 | 51653362 |
oct | 20456767 |
9 | 8158261 |
10 | 4349431 |
11 | 2500879 |
12 | 1559047 |
13 | b93938 |
14 | 8130d9 |
15 | 5adac1 |
hex | 425df7 |
4349431 has 4 divisors (see below), whose sum is σ = 4354200. Its totient is φ = 4344664.
The previous prime is 4349419. The next prime is 4349453. The reversal of 4349431 is 1349434.
It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 1349434 = 2 ⋅674717.
It is a cyclic number.
It is not a de Polignac number, because 4349431 - 29 = 4348919 is a prime.
It is a super-2 number, since 2×43494312 = 37835100047522, which contains 22 as substring.
It is a Duffinian number.
4349431 is a lucky number.
It is a self number, because there is not a number n which added to its sum of digits gives 4349431.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (4349131) 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, 541 + ... + 2998.
It is an arithmetic number, because the mean of its divisors is an integer number (1088550).
Almost surely, 24349431 is an apocalyptic number.
4349431 is a deficient number, since it is larger than the sum of its proper divisors (4769).
4349431 is a wasteful number, since it uses less digits than its factorization.
4349431 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4768.
The product of its digits is 5184, while the sum is 28.
The square root of 4349431 is about 2085.5289496912. The cubic root of 4349431 is about 163.2340722265.
The spelling of 4349431 in words is "four million, three hundred forty-nine thousand, four hundred thirty-one".
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