Base | Representation |
---|---|
bin | 10011011100100110… |
… | …01000000101100101 |
3 | 222221121112102020221 |
4 | 21232103020011211 |
5 | 132340223122323 |
6 | 4443554524341 |
7 | 516503203015 |
oct | 115623100545 |
9 | 28847472227 |
10 | 10440442213 |
11 | 44783a2843 |
12 | 20345966b1 |
13 | ca501b976 |
14 | 710853c45 |
15 | 4118ae55d |
hex | 26e4c8165 |
10440442213 has 4 divisors (see below), whose sum is σ = 10442628000. Its totient is φ = 10438256428.
The previous prime is 10440442189. The next prime is 10440442219. The reversal of 10440442213 is 31224404401.
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, and also an emirpimes, since its reverse is a distinct semiprime: 31224404401 = 929 ⋅33610769.
It is a cyclic number.
It is not a de Polignac number, because 10440442213 - 213 = 10440434021 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (10440442219) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1085713 + ... + 1095286.
It is an arithmetic number, because the mean of its divisors is an integer number (2610657000).
Almost surely, 210440442213 is an apocalyptic number.
It is an amenable number.
10440442213 is a deficient number, since it is larger than the sum of its proper divisors (2185787).
10440442213 is an equidigital number, since it uses as much as digits as its factorization.
10440442213 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2185786.
The product of its (nonzero) digits is 3072, while the sum is 25.
Adding to 10440442213 its reverse (31224404401), we get a palindrome (41664846614).
The spelling of 10440442213 in words is "ten billion, four hundred forty million, four hundred forty-two thousand, two hundred thirteen".
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