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105814 = 2191277
BaseRepresentation
bin11001110101010110
312101011001
4121311112
511341224
62133514
7620332
oct316526
9171131
10105814
1172555
125129a
1339217
142a7c2
1521544
hex19d56

105814 has 8 divisors (see below), whose sum is σ = 160128. Its totient is φ = 52440.

The previous prime is 105769. The next prime is 105817. The reversal of 105814 is 418501.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×1058142 = 22393205192, which contains 22 as substring.

It is an alternating number because its digits alternate between odd and even.

It is a junction number, because it is equal to n+sod(n) for n = 105791 and 105800.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (105817) 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, 244 + ... + 520.

It is an arithmetic number, because the mean of its divisors is an integer number (20016).

2105814 is an apocalyptic number.

105814 is a deficient number, since it is larger than the sum of its proper divisors (54314).

105814 is a wasteful number, since it uses less digits than its factorization.

105814 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 470.

The product of its (nonzero) digits is 160, while the sum is 19.

The square root of 105814 is about 325.2906392751. The cubic root of 105814 is about 47.2985373221.

It can be divided in two parts, 10581 and 4, that multiplied together give a palindrome (42324).

The spelling of 105814 in words is "one hundred five thousand, eight hundred fourteen".

Divisors: 1 2 191 277 382 554 52907 105814