Base | Representation |
---|---|
bin | 11001110011001001… |
… | …10000010110011111 |
3 | 1022202021210111100222 |
4 | 30321210300112133 |
5 | 211331303312211 |
6 | 10210223311555 |
7 | 1000144120103 |
oct | 147144602637 |
9 | 38667714328 |
10 | 13850838431 |
11 | 5968489a11 |
12 | 282674b5bb |
13 | 13c97447b1 |
14 | 955769903 |
15 | 560ebc1db |
hex | 33993059f |
13850838431 has 2 divisors, whose sum is σ = 13850838432. Its totient is φ = 13850838430.
The previous prime is 13850838413. The next prime is 13850838433. The reversal of 13850838431 is 13483805831.
It is a happy number.
Together with previous prime (13850838413) it forms an Ormiston pair, because they use the same digits, order apart.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 13850838431 - 214 = 13850822047 is a prime.
It is a super-2 number, since 2×138508384312 (a number of 21 digits) contains 22 as substring.
Together with 13850838433, it forms a pair of twin primes.
It is a Chen prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (13850838433) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6925419215 + 6925419216.
It is an arithmetic number, because the mean of its divisors is an integer number (6925419216).
Almost surely, 213850838431 is an apocalyptic number.
13850838431 is a deficient number, since it is larger than the sum of its proper divisors (1).
13850838431 is an equidigital number, since it uses as much as digits as its factorization.
13850838431 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 276480, while the sum is 44.
The spelling of 13850838431 in words is "thirteen billion, eight hundred fifty million, eight hundred thirty-eight thousand, four hundred thirty-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.068 sec. • engine limits •