Base | Representation |
---|---|
bin | 1011111111101100010101 |
3 | 12220202101211 |
4 | 23333230111 |
5 | 1301110334 |
6 | 151221421 |
7 | 35504356 |
oct | 13775425 |
9 | 5822354 |
10 | 3144469 |
11 | 1858539 |
12 | 1077871 |
13 | 861343 |
14 | 5bbd2d |
15 | 421a64 |
hex | 2ffb15 |
3144469 has 2 divisors, whose sum is σ = 3144470. Its totient is φ = 3144468.
The previous prime is 3144467. The next prime is 3144509. The reversal of 3144469 is 9644413.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 2856100 + 288369 = 1690^2 + 537^2 .
It is a cyclic number.
It is not a de Polignac number, because 3144469 - 21 = 3144467 is a prime.
It is a super-2 number, since 2×31444692 = 19775370583922, which contains 22 as substring.
Together with 3144467, it forms a pair of twin primes.
It is a self number, because there is not a number n which added to its sum of digits gives 3144469.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (3144467) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1572234 + 1572235.
It is an arithmetic number, because the mean of its divisors is an integer number (1572235).
Almost surely, 23144469 is an apocalyptic number.
It is an amenable number.
3144469 is a deficient number, since it is larger than the sum of its proper divisors (1).
3144469 is an equidigital number, since it uses as much as digits as its factorization.
3144469 is an odious number, because the sum of its binary digits is odd.
The product of its digits is 10368, while the sum is 31.
The square root of 3144469 is about 1773.2650676083. The cubic root of 3144469 is about 146.5038729771.
It can be divided in two parts, 31444 and 69, that added together give a palindrome (31513).
The spelling of 3144469 in words is "three million, one hundred forty-four thousand, four hundred sixty-nine".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.088 sec. • engine limits •