Base | Representation |
---|---|
bin | 10110110000000011… |
… | …00001101110110001 |
3 | 1011112020012100002202 |
4 | 23120001201232301 |
5 | 200003314313203 |
6 | 5340000552545 |
7 | 611452050023 |
oct | 133001415661 |
9 | 34466170082 |
10 | 12214213553 |
11 | 51a8672473 |
12 | 244a622755 |
13 | 11c86574c9 |
14 | 83c260013 |
15 | 4b7486388 |
hex | 2d8061bb1 |
12214213553 has 4 divisors (see below), whose sum is σ = 12214817280. Its totient is φ = 12213609828.
The previous prime is 12214213547. The next prime is 12214213573. The reversal of 12214213553 is 35531241221.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 12214213553 - 212 = 12214209457 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (12214213513) 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, 270425 + ... + 312342.
It is an arithmetic number, because the mean of its divisors is an integer number (3053704320).
Almost surely, 212214213553 is an apocalyptic number.
It is an amenable number.
12214213553 is a deficient number, since it is larger than the sum of its proper divisors (603727).
12214213553 is an equidigital number, since it uses as much as digits as its factorization.
12214213553 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 603726.
The product of its digits is 7200, while the sum is 29.
Adding to 12214213553 its reverse (35531241221), we get a palindrome (47745454774).
The spelling of 12214213553 in words is "twelve billion, two hundred fourteen million, two hundred thirteen thousand, five hundred fifty-three".
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