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105011 = 173607
BaseRepresentation
bin11001101000110011
312100001022
4121220303
511330021
62130055
7615104
oct315063
9170038
10105011
1171995
125092b
1338a4a
142a3ab
15211ab
hex19a33

105011 has 4 divisors (see below), whose sum is σ = 105792. Its totient is φ = 104232.

The previous prime is 104999. The next prime is 105019. The reversal of 105011 is 110501.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 105011 - 26 = 104947 is a prime.

It is a super-2 number, since 2×1050112 = 22054620242, which contains 22 as substring.

It is an Ulam number.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 105011.

It is not an unprimeable number, because it can be changed into a prime (105019) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 131 + ... + 476.

It is an arithmetic number, because the mean of its divisors is an integer number (26448).

2105011 is an apocalyptic number.

105011 is a deficient number, since it is larger than the sum of its proper divisors (781).

105011 is an equidigital number, since it uses as much as digits as its factorization.

105011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 780.

The product of its (nonzero) digits is 5, while the sum is 8.

The square root of 105011 is about 324.0540078444. The cubic root of 105011 is about 47.1785871943.

Adding to 105011 its reverse (110501), we get a palindrome (215512).

The spelling of 105011 in words is "one hundred five thousand, eleven".

Divisors: 1 173 607 105011