Base | Representation |
---|---|
bin | 1001010101011110… |
… | …11000001110101101 |
3 | 110221022000112010212 |
4 | 10222233120032231 |
5 | 40231034433011 |
6 | 2145201112205 |
7 | 235126361321 |
oct | 45257301655 |
9 | 13838015125 |
10 | 5012030381 |
11 | 2142184676 |
12 | b7a628665 |
13 | 61b4b1667 |
14 | 357913981 |
15 | 1e503108b |
hex | 12abd83ad |
5012030381 has 2 divisors, whose sum is σ = 5012030382. Its totient is φ = 5012030380.
The previous prime is 5012030347. The next prime is 5012030393. The reversal of 5012030381 is 1830302105.
5012030381 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 4861575625 + 150454756 = 69725^2 + 12266^2 .
It is a cyclic number.
It is not a de Polignac number, because 5012030381 - 210 = 5012029357 is a prime.
It is a super-2 number, since 2×50120303812 = 50240897080134010322, which contains 22 as substring.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (5012030081) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2506015190 + 2506015191.
It is an arithmetic number, because the mean of its divisors is an integer number (2506015191).
Almost surely, 25012030381 is an apocalyptic number.
It is an amenable number.
5012030381 is a deficient number, since it is larger than the sum of its proper divisors (1).
5012030381 is an equidigital number, since it uses as much as digits as its factorization.
5012030381 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 720, while the sum is 23.
The square root of 5012030381 is about 70795.6946501692. The cubic root of 5012030381 is about 1711.3462923542.
Adding to 5012030381 its reverse (1830302105), we get a palindrome (6842332486).
The spelling of 5012030381 in words is "five billion, twelve million, thirty thousand, three hundred eighty-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.066 sec. • engine limits •