Base | Representation |
---|---|
bin | 10011011010001100… |
… | …11000011111101011 |
3 | 222220012200022201012 |
4 | 21231012120133223 |
5 | 132320100334311 |
6 | 4441555414135 |
7 | 516140203214 |
oct | 115506303753 |
9 | 28805608635 |
10 | 10420324331 |
11 | 446800199a |
12 | 20298b434b |
13 | ca0ac69b1 |
14 | 70bcd840b |
15 | 40ec3878b |
hex | 26d1987eb |
10420324331 has 4 divisors (see below), whose sum is σ = 10425035232. Its totient is φ = 10415613432.
The previous prime is 10420324309. The next prime is 10420324357. The reversal of 10420324331 is 13342302401.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 13342302401 = 2237 ⋅5964373.
It is a cyclic number.
It is not a de Polignac number, because 10420324331 - 218 = 10420062187 is a prime.
It is a super-2 number, since 2×104203243312 (a number of 21 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 = 10420324297 and 10420324306.
It is not an unprimeable number, because it can be changed into a prime (10420324381) 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 3 ways as a sum of consecutive naturals, for example, 2352131 + ... + 2356556.
It is an arithmetic number, because the mean of its divisors is an integer number (2606258808).
Almost surely, 210420324331 is an apocalyptic number.
10420324331 is a deficient number, since it is larger than the sum of its proper divisors (4710901).
10420324331 is an equidigital number, since it uses as much as digits as its factorization.
10420324331 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4710900.
The product of its (nonzero) digits is 1728, while the sum is 23.
Adding to 10420324331 its reverse (13342302401), we get a palindrome (23762626732).
The spelling of 10420324331 in words is "ten billion, four hundred twenty million, three hundred twenty-four thousand, three hundred thirty-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.067 sec. • engine limits •