Search a number
-
+
10826887 is a prime number
BaseRepresentation
bin101001010011…
…010010000111
3202101001200211
4221103102013
510232430022
61024020251
7161012161
oct51232207
922331624
1010826887
116125445
123761687
132321056
14161b931
15e3ce77
hexa53487

10826887 has 2 divisors, whose sum is σ = 10826888. Its totient is φ = 10826886.

The previous prime is 10826839. The next prime is 10826899. The reversal of 10826887 is 78862801.

It is a strong prime.

It is an emirp because it is prime and its reverse (78862801) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 10826887 - 211 = 10824839 is a prime.

It is a super-2 number, since 2×108268872 = 234442964221538, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10826287) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5413443 + 5413444.

It is an arithmetic number, because the mean of its divisors is an integer number (5413444).

Almost surely, 210826887 is an apocalyptic number.

10826887 is a deficient number, since it is larger than the sum of its proper divisors (1).

10826887 is an equidigital number, since it uses as much as digits as its factorization.

10826887 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 43008, while the sum is 40.

The square root of 10826887 is about 3290.4235289701. The cubic root of 10826887 is about 221.2251685667.

The spelling of 10826887 in words is "ten million, eight hundred twenty-six thousand, eight hundred eighty-seven".