[go: up one dir, main page]

Search a number
-
+
10281461 is a prime number
BaseRepresentation
bin100111001110…
…000111110101
3201100100111212
4213032013311
510113001321
61004211205
7153251051
oct47160765
921310455
1010281461
115892683
123539b05
13218ca08
141518c61
15d8155b
hex9ce1f5

10281461 has 2 divisors, whose sum is σ = 10281462. Its totient is φ = 10281460.

The previous prime is 10281443. The next prime is 10281487. The reversal of 10281461 is 16418201.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 10278436 + 3025 = 3206^2 + 55^2 .

It is an emirp because it is prime and its reverse (16418201) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 10281461 - 214 = 10265077 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10281431) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5140730 + 5140731.

It is an arithmetic number, because the mean of its divisors is an integer number (5140731).

Almost surely, 210281461 is an apocalyptic number.

It is an amenable number.

10281461 is a deficient number, since it is larger than the sum of its proper divisors (1).

10281461 is an equidigital number, since it uses as much as digits as its factorization.

10281461 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 384, while the sum is 23.

The square root of 10281461 is about 3206.4717369720. The cubic root of 10281461 is about 217.4460940086.

Adding to 10281461 its reverse (16418201), we get a palindrome (26699662).

The spelling of 10281461 in words is "ten million, two hundred eighty-one thousand, four hundred sixty-one".