Base | Representation |
---|---|
bin | 1011010010101110… |
… | …0100010111011111 |
3 | 21211020222000100021 |
4 | 2310223210113133 |
5 | 22202004220111 |
6 | 1220443413011 |
7 | 135055536505 |
oct | 26453442737 |
9 | 7736860307 |
10 | 3031320031 |
11 | 1316112673 |
12 | 707224167 |
13 | 39402c2bc |
14 | 20a83a675 |
15 | 12b1cdd71 |
hex | b4ae45df |
3031320031 has 8 divisors (see below), whose sum is σ = 3262251024. Its totient is φ = 2806235520.
The previous prime is 3031320011. The next prime is 3031320043. The reversal of 3031320031 is 1300231303.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 3031320031 - 25 = 3031319999 is a prime.
It is a super-2 number, since 2×30313200312 = 18377802260683681922, which contains 22 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 3031319987 and 3031320014.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (3031320011) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1460545 + ... + 1462618.
It is an arithmetic number, because the mean of its divisors is an integer number (407781378).
Almost surely, 23031320031 is an apocalyptic number.
3031320031 is a deficient number, since it is larger than the sum of its proper divisors (230930993).
3031320031 is a wasteful number, since it uses less digits than its factorization.
3031320031 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2923241.
The product of its (nonzero) digits is 162, while the sum is 16.
The square root of 3031320031 is about 55057.4248489702. The cubic root of 3031320031 is about 1447.2512381307.
Adding to 3031320031 its reverse (1300231303), we get a palindrome (4331551334).
The spelling of 3031320031 in words is "three billion, thirty-one million, three hundred twenty thousand, thirty-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.360 sec. • engine limits •