Base | Representation |
---|---|
bin | 10011010100100001001101 |
3 | 100112022120111 |
4 | 103110201031 |
5 | 2244033111 |
6 | 300320021 |
7 | 61023061 |
oct | 23244115 |
9 | 10468514 |
10 | 5064781 |
11 | 294a277 |
12 | 1843011 |
13 | 1084417 |
14 | 95baa1 |
15 | 6a0a21 |
hex | 4d484d |
5064781 has 2 divisors, whose sum is σ = 5064782. Its totient is φ = 5064780.
The previous prime is 5064779. The next prime is 5064791. The reversal of 5064781 is 1874605.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 3118756 + 1946025 = 1766^2 + 1395^2 .
It is a cyclic number.
It is not a de Polignac number, because 5064781 - 21 = 5064779 is a prime.
It is a super-2 number, since 2×50647812 = 51304013155922, which contains 22 as substring.
Together with 5064779, it forms a pair of twin primes.
It is a Chen prime.
5064781 is a lucky number.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (5064701) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2532390 + 2532391.
It is an arithmetic number, because the mean of its divisors is an integer number (2532391).
Almost surely, 25064781 is an apocalyptic number.
It is an amenable number.
5064781 is a deficient number, since it is larger than the sum of its proper divisors (1).
5064781 is an equidigital number, since it uses as much as digits as its factorization.
5064781 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 6720, while the sum is 31.
The square root of 5064781 is about 2250.5068318048. The cubic root of 5064781 is about 171.7329210855.
The spelling of 5064781 in words is "five million, sixty-four thousand, seven hundred eighty-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.070 sec. • engine limits •