Base | Representation |
---|---|
bin | 1011100110100000… |
… | …1001110001111101 |
3 | 22001001010101020202 |
4 | 2321220021301331 |
5 | 22334230421111 |
6 | 1233010253245 |
7 | 140114130161 |
oct | 27150116175 |
9 | 8031111222 |
10 | 3114310781 |
11 | 1358a4686a |
12 | 72ab87225 |
13 | 3a8298a5a |
14 | 217880ca1 |
15 | 133623b3b |
hex | b9a09c7d |
3114310781 has 4 divisors (see below), whose sum is σ = 3144546912. Its totient is φ = 3084074652.
The previous prime is 3114310753. The next prime is 3114310799. The reversal of 3114310781 is 1870134113.
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 3114310781 - 226 = 3047201917 is a prime.
It is a super-2 number, since 2×31143107812 = 19397863281305659922, which contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (3114310711) 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 3 ways as a sum of consecutive naturals, for example, 15117911 + ... + 15118116.
It is an arithmetic number, because the mean of its divisors is an integer number (786136728).
Almost surely, 23114310781 is an apocalyptic number.
It is an amenable number.
3114310781 is a deficient number, since it is larger than the sum of its proper divisors (30236131).
3114310781 is a wasteful number, since it uses less digits than its factorization.
3114310781 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 30236130.
The product of its (nonzero) digits is 2016, while the sum is 29.
The square root of 3114310781 is about 55806.0102587526. The cubic root of 3114310781 is about 1460.3400066637.
Adding to 3114310781 its reverse (1870134113), we get a palindrome (4984444894).
The spelling of 3114310781 in words is "three billion, one hundred fourteen million, three hundred ten thousand, seven hundred eighty-one".
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