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445113 = 32192137
BaseRepresentation
bin1101100101010111001
3211121120200
41230222321
5103220423
613312413
73532464
oct1545271
9747520
10445113
11284469
12195709
131277a6
14b82db
158bd43
hex6cab9

445113 has 18 divisors (see below), whose sum is σ = 683514. Its totient is φ = 279072.

The previous prime is 445103. The next prime is 445141. The reversal of 445113 is 311544.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 393129 + 51984 = 627^2 + 228^2 .

It is not a de Polignac number, because 445113 - 24 = 445097 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (445103) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 3181 + ... + 3317.

It is an arithmetic number, because the mean of its divisors is an integer number (37973).

2445113 is an apocalyptic number.

It is an amenable number.

445113 is a deficient number, since it is larger than the sum of its proper divisors (238401).

445113 is a wasteful number, since it uses less digits than its factorization.

445113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 181 (or 159 counting only the distinct ones).

The product of its digits is 240, while the sum is 18.

The square root of 445113 is about 667.1678949110. The cubic root of 445113 is about 76.3525289194.

Adding to 445113 its reverse (311544), we get a palindrome (756657).

The spelling of 445113 in words is "four hundred forty-five thousand, one hundred thirteen".

Divisors: 1 3 9 19 57 137 171 361 411 1083 1233 2603 3249 7809 23427 49457 148371 445113