Search a number
-
+
10805116 = 227385897
BaseRepresentation
bin101001001101…
…111101111100
3202022221211111
4221031331330
510231230431
61023331404
7160561540
oct51157574
922287744
1010805116
116110053
123750b64
13231417a
141613a20
15e367b1
hexa4df7c

10805116 has 12 divisors (see below), whose sum is σ = 21610288. Its totient is φ = 4630752.

The previous prime is 10805111. The next prime is 10805117. The reversal of 10805116 is 61150801.

10805116 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10805111) 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, 192921 + ... + 192976.

Almost surely, 210805116 is an apocalyptic number.

It is an amenable number.

10805116 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

10805116 is a wasteful number, since it uses less digits than its factorization.

10805116 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 385908 (or 385906 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 22.

The square root of 10805116 is about 3287.1136274854. The cubic root of 10805116 is about 221.0767871960.

Adding to 10805116 its reverse (61150801), we get a palindrome (71955917).

The spelling of 10805116 in words is "ten million, eight hundred five thousand, one hundred sixteen".

Divisors: 1 2 4 7 14 28 385897 771794 1543588 2701279 5402558 10805116