Base | Representation |
---|---|
bin | 100111000101010… |
… | …1001010011000010 |
3 | 10101101122201001020 |
4 | 1032022221103002 |
5 | 10141210212232 |
6 | 334044050310 |
7 | 44332554543 |
oct | 11612512302 |
9 | 3341581036 |
10 | 1311413442 |
11 | 613293369 |
12 | 307233996 |
13 | 17b902cb1 |
14 | c62524ca |
15 | 7a1e6e2c |
hex | 4e2a94c2 |
1311413442 has 16 divisors (see below), whose sum is σ = 2625383232. Its totient is φ = 436711760.
The previous prime is 1311413423. The next prime is 1311413447. The reversal of 1311413442 is 2443141131.
It is not an unprimeable number, because it can be changed into a prime (1311413447) by changing a digit.
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 7 ways as a sum of consecutive naturals, for example, 99813 + ... + 112184.
It is an arithmetic number, because the mean of its divisors is an integer number (164086452).
Almost surely, 21311413442 is an apocalyptic number.
1311413442 is an abundant number, since it is smaller than the sum of its proper divisors (1313969790).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1311413442 is a wasteful number, since it uses less digits than its factorization.
1311413442 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 213033.
The product of its digits is 1152, while the sum is 24.
The square root of 1311413442 is about 36213.4428354996. The cubic root of 1311413442 is about 1094.5775681273.
Adding to 1311413442 its reverse (2443141131), we get a palindrome (3754554573).
The spelling of 1311413442 in words is "one billion, three hundred eleven million, four hundred thirteen thousand, four hundred forty-two".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.073 sec. • engine limits •