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105146 = 2192767
BaseRepresentation
bin11001101010111010
312100020022
4121222322
511331041
62130442
7615356
oct315272
9170208
10105146
1171aa8
1250a22
1338b22
142a466
152124b
hex19aba

105146 has 8 divisors (see below), whose sum is σ = 166080. Its totient is φ = 49788.

The previous prime is 105143. The next prime is 105167. The reversal of 105146 is 641501.

Adding to 105146 its reverse (641501), we get a palindrome (746647).

It is a happy number.

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

It is a super-2 number, since 2×1051462 = 22111362632, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (105143) 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, 1346 + ... + 1421.

It is an arithmetic number, because the mean of its divisors is an integer number (20760).

2105146 is an apocalyptic number.

105146 is a deficient number, since it is larger than the sum of its proper divisors (60934).

105146 is a wasteful number, since it uses less digits than its factorization.

105146 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2788.

The product of its (nonzero) digits is 120, while the sum is 17.

The square root of 105146 is about 324.2622395531. The cubic root of 105146 is about 47.1987958134.

The spelling of 105146 in words is "one hundred five thousand, one hundred forty-six".

Divisors: 1 2 19 38 2767 5534 52573 105146