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10069 is a prime number
BaseRepresentation
bin10011101010101
3111210221
42131111
5310234
6114341
741233
oct23525
914727
1010069
117624
1259b1
134777
143953
152eb4
hex2755

10069 has 2 divisors, whose sum is σ = 10070. Its totient is φ = 10068.

The previous prime is 10067. The next prime is 10079. The reversal of 10069 is 96001.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 7569 + 2500 = 87^2 + 50^2 .

It is an emirp because it is prime and its reverse (96001) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 10069 - 21 = 10067 is a prime.

It is a super-2 number, since 2×100692 = 202769522, which contains 22 as substring.

Together with 10067, it forms a pair of twin primes.

10069 is a lucky number.

It is a plaindrome in base 13.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10061) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5034 + 5035.

It is an arithmetic number, because the mean of its divisors is an integer number (5035).

210069 is an apocalyptic number.

It is an amenable number.

10069 is a deficient number, since it is larger than the sum of its proper divisors (1).

10069 is an equidigital number, since it uses as much as digits as its factorization.

10069 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 54, while the sum is 16.

The square root of 10069 is about 100.3444069194. The cubic root of 10069 is about 21.5937853635.

It can be divided in two parts, 100 and 69, that added together give a square (169 = 132).

The spelling of 10069 in words is "ten thousand, sixty-nine".