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4931105 = 51758013
BaseRepresentation
bin10010110011111000100001
3100021112012112
4102303320201
52230243410
6253405105
756625254
oct22637041
910245175
104931105
1128688a3
121799795
13103861a
1492509b
15676105
hex4b3e21

4931105 has 8 divisors (see below), whose sum is σ = 6265512. Its totient is φ = 3712768.

The previous prime is 4931063. The next prime is 4931119. The reversal of 4931105 is 5011394.

4931105 = T414 + T415 + ... + T464.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 2085136 + 2845969 = 1444^2 + 1687^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 4931105 - 212 = 4927009 is a prime.

It is a Duffinian number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 28922 + ... + 29091.

It is an arithmetic number, because the mean of its divisors is an integer number (783189).

Almost surely, 24931105 is an apocalyptic number.

It is an amenable number.

4931105 is a deficient number, since it is larger than the sum of its proper divisors (1334407).

4931105 is a wasteful number, since it uses less digits than its factorization.

4931105 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58035.

The product of its (nonzero) digits is 540, while the sum is 23.

The square root of 4931105 is about 2220.6091506611. The cubic root of 4931105 is about 170.2085675400.

Adding to 4931105 its reverse (5011394), we get a palindrome (9942499).

The spelling of 4931105 in words is "four million, nine hundred thirty-one thousand, one hundred five".

Divisors: 1 5 17 85 58013 290065 986221 4931105