Base | Representation |
---|---|
bin | 11101001011000001… |
… | …000001010111011011 |
3 | 2222211222101000212202 |
4 | 131023001001113123 |
5 | 1003122233030021 |
6 | 22220103400415 |
7 | 2156135624561 |
oct | 351301012733 |
9 | 88758330782 |
10 | 31323330011 |
11 | 123142264a6 |
12 | 60a215310b |
13 | 2c525ab0cc |
14 | 17320bda31 |
15 | c34dc6a0b |
hex | 74b0415db |
31323330011 has 8 divisors (see below), whose sum is σ = 31543564800. Its totient is φ = 31103772840.
The previous prime is 31323329987. The next prime is 31323330013. The reversal of 31323330011 is 11003332313.
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 31323330011 - 234 = 14143460827 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (31323330013) 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 7 ways as a sum of consecutive naturals, for example, 76451 + ... + 261708.
It is an arithmetic number, because the mean of its divisors is an integer number (3942945600).
Almost surely, 231323330011 is an apocalyptic number.
31323330011 is a deficient number, since it is larger than the sum of its proper divisors (220234789).
31323330011 is a wasteful number, since it uses less digits than its factorization.
31323330011 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 338809.
The product of its (nonzero) digits is 486, while the sum is 20.
Adding to 31323330011 its reverse (11003332313), we get a palindrome (42326662324).
The spelling of 31323330011 in words is "thirty-one billion, three hundred twenty-three million, three hundred thirty thousand, eleven".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.078 sec. • engine limits •