Base | Representation |
---|---|
bin | 1011111110111101000101 |
3 | 12220121020211 |
4 | 23332331011 |
5 | 1301011240 |
6 | 151155421 |
7 | 35462506 |
oct | 13767505 |
9 | 5817224 |
10 | 3141445 |
11 | 185623a |
12 | 1075b71 |
13 | 85cb58 |
14 | 5babad |
15 | 420bea |
hex | 2fef45 |
3141445 has 4 divisors (see below), whose sum is σ = 3769740. Its totient is φ = 2513152.
The previous prime is 3141443. The next prime is 3141473. The reversal of 3141445 is 5441413.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 1779556 + 1361889 = 1334^2 + 1167^2 .
It is a cyclic number.
It is not a de Polignac number, because 3141445 - 21 = 3141443 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (3141443) 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, 314140 + ... + 314149.
It is an arithmetic number, because the mean of its divisors is an integer number (942435).
Almost surely, 23141445 is an apocalyptic number.
It is an amenable number.
3141445 is a deficient number, since it is larger than the sum of its proper divisors (628295).
3141445 is an equidigital number, since it uses as much as digits as its factorization.
3141445 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 628294.
The product of its digits is 960, while the sum is 22.
The square root of 3141445 is about 1772.4121981074. The cubic root of 3141445 is about 146.4568942126.
Adding to 3141445 its reverse (5441413), we get a palindrome (8582858).
Subtracting 3141445 from its reverse (5441413), we obtain a cube (2299968 = 1323).
The spelling of 3141445 in words is "three million, one hundred forty-one thousand, four hundred forty-five".
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