Base | Representation |
---|---|
bin | 1000100100010111… |
… | …0011100010101111 |
3 | 12221021212010110011 |
4 | 2021011303202233 |
5 | 14202300003211 |
6 | 1020120554051 |
7 | 110665452421 |
oct | 21105634257 |
9 | 5837763404 |
10 | 2300000431 |
11 | a80321403 |
12 | 542322927 |
13 | 2a8675401 |
14 | 17b66c811 |
15 | d6dc1921 |
hex | 891738af |
2300000431 has 12 divisors (see below), whose sum is σ = 2446291432. Its totient is φ = 2162014848.
The previous prime is 2300000419. The next prime is 2300000447. The reversal of 2300000431 is 1340000032.
2300000431 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 2300000431 - 217 = 2299869359 is a prime.
It is a super-2 number, since 2×23000004312 = 10580003965200371522, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2300000471) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 250681 + ... + 259693.
Almost surely, 22300000431 is an apocalyptic number.
2300000431 is a deficient number, since it is larger than the sum of its proper divisors (146291001).
2300000431 is an equidigital number, since it uses as much as digits as its factorization.
2300000431 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 9930 (or 9913 counting only the distinct ones).
The product of its (nonzero) digits is 72, while the sum is 13.
The square root of 2300000431 is about 47958.3197266126. The cubic root of 2300000431 is about 1320.0062042485.
Adding to 2300000431 its reverse (1340000032), we get a palindrome (3640000463).
The spelling of 2300000431 in words is "two billion, three hundred million, four hundred thirty-one", and thus it is an aban number.
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.073 sec. • engine limits •