Base | Representation |
---|---|
bin | 11110110110101101… |
… | …110001001011111011 |
3 | 10011111220100200011112 |
4 | 132312231301023323 |
5 | 1020322314103311 |
6 | 23115251350535 |
7 | 2251666146323 |
oct | 366655611373 |
9 | 104456320145 |
10 | 33130222331 |
11 | 13061168438 |
12 | 65072b244b |
13 | 317ca4236b |
14 | 186406c283 |
15 | cdd84228b |
hex | 7b6b712fb |
33130222331 has 4 divisors (see below), whose sum is σ = 33151152672. Its totient is φ = 33109291992.
The previous prime is 33130222261. The next prime is 33130222379. The reversal of 33130222331 is 13322203133.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 13322203133 = 2377 ⋅5604629.
It is a cyclic number.
It is not a de Polignac number, because 33130222331 - 214 = 33130205947 is a prime.
It is a super-2 number, since 2×331302223312 (a number of 22 digits) contains 22 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 33130222297 and 33130222306.
It is not an unprimeable number, because it can be changed into a prime (33130222231) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10462796 + ... + 10465961.
It is an arithmetic number, because the mean of its divisors is an integer number (8287788168).
Almost surely, 233130222331 is an apocalyptic number.
33130222331 is a deficient number, since it is larger than the sum of its proper divisors (20930341).
33130222331 is a wasteful number, since it uses less digits than its factorization.
33130222331 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 20930340.
The product of its (nonzero) digits is 1944, while the sum is 23.
Adding to 33130222331 its reverse (13322203133), we get a palindrome (46452425464).
The spelling of 33130222331 in words is "thirty-three billion, one hundred thirty million, two hundred twenty-two thousand, three hundred thirty-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.093 sec. • engine limits •