Base | Representation |
---|---|
bin | 1011101011011011000101 |
3 | 12202112111212 |
4 | 23223123011 |
5 | 1240431240 |
6 | 145341205 |
7 | 35010332 |
oct | 13533305 |
9 | 5675455 |
10 | 3061445 |
11 | 1801122 |
12 | 1037805 |
13 | 83260a |
14 | 599989 |
15 | 407165 |
hex | 2eb6c5 |
3061445 has 8 divisors (see below), whose sum is σ = 3889944. Its totient is φ = 2305024.
The previous prime is 3061441. The next prime is 3061459. The reversal of 3061445 is 5441603.
It is a happy number.
It can be written as a sum of positive squares in 4 ways, for example, as 649636 + 2411809 = 806^2 + 1553^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 3061445 - 22 = 3061441 is a prime.
It is an Ulam number.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 3061445.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (3061441) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17924 + ... + 18093.
It is an arithmetic number, because the mean of its divisors is an integer number (486243).
Almost surely, 23061445 is an apocalyptic number.
It is an amenable number.
3061445 is a deficient number, since it is larger than the sum of its proper divisors (828499).
3061445 is a wasteful number, since it uses less digits than its factorization.
3061445 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 36039.
The product of its (nonzero) digits is 1440, while the sum is 23.
The square root of 3061445 is about 1749.6985454643. The cubic root of 3061445 is about 145.2029658621.
The spelling of 3061445 in words is "three million, sixty-one thousand, four hundred forty-five".
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