Base | Representation |
---|---|
bin | 10001011001111001… |
… | …00111001110110111 |
3 | 220010012102110200211 |
4 | 20230330213032313 |
5 | 123114032141211 |
6 | 4143110450251 |
7 | 450360604663 |
oct | 105474471667 |
9 | 26105373624 |
10 | 9344021431 |
11 | 3a65502668 |
12 | 1989363987 |
13 | b5bb22184 |
14 | 648da78a3 |
15 | 39a4d3e21 |
hex | 22cf273b7 |
9344021431 has 2 divisors, whose sum is σ = 9344021432. Its totient is φ = 9344021430.
The previous prime is 9344021429. The next prime is 9344021441. The reversal of 9344021431 is 1341204439.
It is a weak prime.
It is an emirp because it is prime and its reverse (1341204439) is a distict prime.
It is a cyclic number.
It is not a de Polignac number, because 9344021431 - 21 = 9344021429 is a prime.
It is a super-2 number, since 2×93440214312 (a number of 21 digits) contains 22 as substring.
Together with 9344021429, it forms a pair of twin primes.
It is a junction number, because it is equal to n+sod(n) for n = 9344021393 and 9344021402.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (9344021441) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4672010715 + 4672010716.
It is an arithmetic number, because the mean of its divisors is an integer number (4672010716).
Almost surely, 29344021431 is an apocalyptic number.
9344021431 is a deficient number, since it is larger than the sum of its proper divisors (1).
9344021431 is an equidigital number, since it uses as much as digits as its factorization.
9344021431 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 10368, while the sum is 31.
The square root of 9344021431 is about 96664.4786413293. The cubic root of 9344021431 is about 2106.2565815395.
The spelling of 9344021431 in words is "nine billion, three hundred forty-four million, twenty-one thousand, four hundred thirty-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.063 sec. • engine limits •