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105050 = 25211191
BaseRepresentation
bin11001101001011010
312100002202
4121221122
511330200
62130202
7615161
oct315132
9170082
10105050
1171a20
1250962
1338a7a
142a3d8
15211d5
hex19a5a

105050 has 24 divisors (see below), whose sum is σ = 214272. Its totient is φ = 38000.

The previous prime is 105037. The next prime is 105071. The reversal of 105050 is 50501.

105050 = 882 + 892 + ... + 992.

It is a super-2 number, since 2×1050502 = 22071005000, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (11).

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

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 455 + ... + 645.

It is an arithmetic number, because the mean of its divisors is an integer number (8928).

2105050 is an apocalyptic number.

105050 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

105050 is an abundant number, since it is smaller than the sum of its proper divisors (109222).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

105050 is a wasteful number, since it uses less digits than its factorization.

105050 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 214 (or 209 counting only the distinct ones).

The product of its (nonzero) digits is 25, while the sum is 11.

The square root of 105050 is about 324.1141774128. The cubic root of 105050 is about 47.1844270180.

Adding to 105050 its reverse (50501), we get a palindrome (155551).

The spelling of 105050 in words is "one hundred five thousand, fifty".

Divisors: 1 2 5 10 11 22 25 50 55 110 191 275 382 550 955 1910 2101 4202 4775 9550 10505 21010 52525 105050