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105044 = 2226261
BaseRepresentation
bin11001101001010100
312100002112
4121221110
511330134
62130152
7615152
oct315124
9170075
10105044
1171a15
1250958
1338a74
142a3d2
15211ce
hex19a54

105044 has 6 divisors (see below), whose sum is σ = 183834. Its totient is φ = 52520.

The previous prime is 105037. The next prime is 105071. The reversal of 105044 is 440501.

Adding to 105044 its reverse (440501), we get a palindrome (545545).

It can be written as a sum of positive squares in only one way, i.e., 56644 + 48400 = 238^2 + 220^2 .

It is a super-2 number, since 2×1050442 = 22068483872, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

105044 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13127 + ... + 13134.

It is an arithmetic number, because the mean of its divisors is an integer number (30639).

2105044 is an apocalyptic number.

It is an amenable number.

105044 is a deficient number, since it is larger than the sum of its proper divisors (78790).

105044 is a wasteful number, since it uses less digits than its factorization.

105044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26265 (or 26263 counting only the distinct ones).

The product of its (nonzero) digits is 80, while the sum is 14.

The square root of 105044 is about 324.1049212832. The cubic root of 105044 is about 47.1835286777.

The spelling of 105044 in words is "one hundred five thousand, forty-four".

Divisors: 1 2 4 26261 52522 105044