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10806680 = 235270167
BaseRepresentation
bin101001001110…
…010110011000
3202100000222102
4221032112120
510231303210
61023342532
7160566233
oct51162630
922300872
1010806680
116111245
123751a48
132314ab1
14161441a
15e36ea5
hexa4e598

10806680 has 16 divisors (see below), whose sum is σ = 24315120. Its totient is φ = 4322656.

The previous prime is 10806661. The next prime is 10806721. The reversal of 10806680 is 8660801.

It is a congruent 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 3 ways as a sum of consecutive naturals, for example, 135044 + ... + 135123.

It is an arithmetic number, because the mean of its divisors is an integer number (1519695).

Almost surely, 210806680 is an apocalyptic number.

10806680 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10806680 is an abundant number, since it is smaller than the sum of its proper divisors (13508440).

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

10806680 is a wasteful number, since it uses less digits than its factorization.

10806680 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 270178 (or 270174 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 29.

The square root of 10806680 is about 3287.3515175594. The cubic root of 10806680 is about 221.0874533599.

The spelling of 10806680 in words is "ten million, eight hundred six thousand, six hundred eighty".

Divisors: 1 2 4 5 8 10 20 40 270167 540334 1080668 1350835 2161336 2701670 5403340 10806680