Base | Representation |
---|---|
bin | 1011101101111000… |
… | …0010001010000000 |
3 | 22010012021100111111 |
4 | 2323132002022000 |
5 | 22420133300134 |
6 | 1240032453104 |
7 | 140640602605 |
oct | 27336021200 |
9 | 8105240444 |
10 | 3145212544 |
11 | 1374432811 |
12 | 7393aa194 |
13 | 3b17c8316 |
14 | 21ba066ac |
15 | 1361c9c64 |
hex | bb782280 |
3145212544 has 32 divisors (see below), whose sum is σ = 6286341600. Its totient is φ = 1567464192.
The previous prime is 3145212527. The next prime is 3145212569. The reversal of 3145212544 is 4452125413.
It is a tau number, because it is divible by the number of its divisors (32).
It is an unprimeable number.
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 3 ways as a sum of consecutive naturals, for example, 724 + ... + 79315.
It is an arithmetic number, because the mean of its divisors is an integer number (196448175).
Almost surely, 23145212544 is an apocalyptic number.
It is an amenable number.
3145212544 is a deficient number, since it is larger than the sum of its proper divisors (3141129056).
3145212544 is an equidigital number, since it uses as much as digits as its factorization.
3145212544 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 80360 (or 80348 counting only the distinct ones).
The product of its digits is 19200, while the sum is 31.
The square root of 3145212544 is about 56082.1945362340. The cubic root of 3145212544 is about 1465.1541954672.
Adding to 3145212544 its reverse (4452125413), we get a palindrome (7597337957).
The spelling of 3145212544 in words is "three billion, one hundred forty-five million, two hundred twelve thousand, five hundred forty-four".
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