Base | Representation |
---|---|
bin | 10110110000001001… |
… | …100011010000101101 |
3 | 2100001120121012102211 |
4 | 112300021203100231 |
5 | 400013103131341 |
6 | 15120102250421 |
7 | 1523254452310 |
oct | 266011432055 |
9 | 70046535384 |
10 | 24430130221 |
11 | a3a7198472 |
12 | 4899726a11 |
13 | 23c4459c73 |
14 | 127a804977 |
15 | 97eb57181 |
hex | 5b026342d |
24430130221 has 4 divisors (see below), whose sum is σ = 27920148832. Its totient is φ = 20940111612.
The previous prime is 24430130191. The next prime is 24430130239. The reversal of 24430130221 is 12203103442.
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.
It is not a de Polignac number, because 24430130221 - 25 = 24430130189 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 24430130192 and 24430130201.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (24430170221) 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, 1745009295 + ... + 1745009308.
It is an arithmetic number, because the mean of its divisors is an integer number (6980037208).
Almost surely, 224430130221 is an apocalyptic number.
It is an amenable number.
24430130221 is a deficient number, since it is larger than the sum of its proper divisors (3490018611).
24430130221 is an equidigital number, since it uses as much as digits as its factorization.
24430130221 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3490018610.
The product of its (nonzero) digits is 1152, while the sum is 22.
Adding to 24430130221 its reverse (12203103442), we get a palindrome (36633233663).
The spelling of 24430130221 in words is "twenty-four billion, four hundred thirty million, one hundred thirty thousand, two hundred twenty-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.083 sec. • engine limits •