Search a number
BaseRepresentation
bin1100100010111…
…00001000111101
321100000111021210
412101130020331
5203420010010
614235315033
72415324411
oct621341075
9240014253
10105235005
1154447687
122b2aba79
1318a57545
14dd94d41
15938ab20
hex645c23d

105235005 has 16 divisors (see below), whose sum is σ = 175697280. Its totient is φ = 53684928.

The previous prime is 105234971. The next prime is 105235007. The reversal of 105235005 is 500532501.

It is not a de Polignac number, because 105235005 - 213 = 105226813 is a prime.

It is a super-2 number, since 2×1052350052 = 22148812554700050, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (105235007) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 152170 + ... + 152859.

It is an arithmetic number, because the mean of its divisors is an integer number (10981080).

Almost surely, 2105235005 is an apocalyptic number.

105235005 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

105235005 is a deficient number, since it is larger than the sum of its proper divisors (70462275).

105235005 is a wasteful number, since it uses less digits than its factorization.

105235005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 305060.

The product of its (nonzero) digits is 750, while the sum is 21.

The square root of 105235005 is about 10258.4114267268. The cubic root of 105235005 is about 472.1210982131.

Adding to 105235005 its reverse (500532501), we get a palindrome (605767506).

The spelling of 105235005 in words is "one hundred five million, two hundred thirty-five thousand, five".