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105748 = 2226437
BaseRepresentation
bin11001110100010100
312101001121
4121310110
511340443
62133324
7620206
oct316424
9171047
10105748
11724a5
1251244
1339196
142a776
15214ed
hex19d14

105748 has 6 divisors (see below), whose sum is σ = 185066. Its totient is φ = 52872.

The previous prime is 105733. The next prime is 105751. The reversal of 105748 is 847501.

It can be written as a sum of positive squares in only one way, i.e., 101124 + 4624 = 318^2 + 68^2 .

It is a super-2 number, since 2×1057482 = 22365279008, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

105748 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, 13215 + ... + 13222.

2105748 is an apocalyptic number.

It is an amenable number.

105748 is a deficient number, since it is larger than the sum of its proper divisors (79318).

105748 is a wasteful number, since it uses less digits than its factorization.

105748 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26441 (or 26439 counting only the distinct ones).

The product of its (nonzero) digits is 1120, while the sum is 25.

The square root of 105748 is about 325.1891757116. The cubic root of 105748 is about 47.2887013435.

The spelling of 105748 in words is "one hundred five thousand, seven hundred forty-eight".

Divisors: 1 2 4 26437 52874 105748