Base | Representation |
---|---|
bin | 1101001000101011110101 |
3 | 20110221112000 |
4 | 31020223311 |
5 | 1340142240 |
6 | 201445513 |
7 | 41161125 |
oct | 15105365 |
9 | 6427460 |
10 | 3443445 |
11 | 1a42125 |
12 | 11a0899 |
13 | 937455 |
14 | 658c85 |
15 | 480430 |
hex | 348af5 |
3443445 has 32 divisors (see below), whose sum is σ = 6393600. Its totient is φ = 1755072.
The previous prime is 3443443. The next prime is 3443501. The reversal of 3443445 is 5443443.
It is not a de Polignac number, because 3443445 - 21 = 3443443 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is an Ulam number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (3443441) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2551 + ... + 3659.
It is an arithmetic number, because the mean of its divisors is an integer number (199800).
Almost surely, 23443445 is an apocalyptic number.
It is an amenable number.
3443445 is a deficient number, since it is larger than the sum of its proper divisors (2950155).
3443445 is a wasteful number, since it uses less digits than its factorization.
3443445 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1146 (or 1140 counting only the distinct ones).
The product of its digits is 11520, while the sum is 27.
The square root of 3443445 is about 1855.6521764598. The cubic root of 3443445 is about 151.0072215601.
Adding to 3443445 its reverse (5443443), we get a palindrome (8886888).
The spelling of 3443445 in words is "three million, four hundred forty-three thousand, four hundred forty-five".
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