Base | Representation |
---|---|
bin | 100101000101010… |
… | …1010111101110101 |
3 | 10012201101120100220 |
4 | 1022022222331311 |
5 | 10022020431123 |
6 | 323245524553 |
7 | 42556321032 |
oct | 11212527565 |
9 | 3181346326 |
10 | 1244311413 |
11 | 589421644 |
12 | 2a8873759 |
13 | 16aa3a557 |
14 | bb386389 |
15 | 7438ece3 |
hex | 4a2aaf75 |
1244311413 has 16 divisors (see below), whose sum is σ = 1757638080. Its totient is φ = 780316416.
The previous prime is 1244311399. The next prime is 1244311429. The reversal of 1244311413 is 3141134421.
It is not a de Polignac number, because 1244311413 - 29 = 1244310901 is a prime.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1244311433) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 105531 + ... + 116727.
It is an arithmetic number, because the mean of its divisors is an integer number (109852380).
Almost surely, 21244311413 is an apocalyptic number.
It is an amenable number.
1244311413 is a deficient number, since it is larger than the sum of its proper divisors (513326667).
1244311413 is a wasteful number, since it uses less digits than its factorization.
1244311413 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 13396.
The product of its digits is 1152, while the sum is 24.
The square root of 1244311413 is about 35274.7985536417. The cubic root of 1244311413 is about 1075.5807679940.
Adding to 1244311413 its reverse (3141134421), we get a palindrome (4385445834).
The spelling of 1244311413 in words is "one billion, two hundred forty-four million, three hundred eleven thousand, four hundred thirteen".
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