Base | Representation |
---|---|
bin | 1001111001000… |
… | …1000110001101 |
3 | 2220001211220112 |
4 | 2132101012031 |
5 | 41110120111 |
6 | 4041125405 |
7 | 1012435355 |
oct | 236210615 |
9 | 86054815 |
10 | 41488781 |
11 | 21468154 |
12 | 11a89865 |
13 | 8798399 |
14 | 571db65 |
15 | 3997e8b |
hex | 279118d |
41488781 has 2 divisors, whose sum is σ = 41488782. Its totient is φ = 41488780.
The previous prime is 41488753. The next prime is 41488801. The reversal of 41488781 is 18788414.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 22705225 + 18783556 = 4765^2 + 4334^2 .
It is a cyclic number.
It is not a de Polignac number, because 41488781 - 26 = 41488717 is a prime.
It is a super-2 number, since 2×414887812 = 3442637897731922, which contains 22 as substring.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (41488981) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20744390 + 20744391.
It is an arithmetic number, because the mean of its divisors is an integer number (20744391).
Almost surely, 241488781 is an apocalyptic number.
It is an amenable number.
41488781 is a deficient number, since it is larger than the sum of its proper divisors (1).
41488781 is an equidigital number, since it uses as much as digits as its factorization.
41488781 is an evil number, because the sum of its binary digits is even.
The product of its digits is 57344, while the sum is 41.
The square root of 41488781 is about 6441.1785412299. The cubic root of 41488781 is about 346.1865772874.
The spelling of 41488781 in words is "forty-one million, four hundred eighty-eight thousand, seven hundred eighty-one".
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