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10806216 = 233450259
BaseRepresentation
bin101001001110…
…001111001000
3202100000100020
4221032033020
510231244331
61023340440
7160565001
oct51161710
922300306
1010806216
116110963
123751720
132314815
1416141a8
15e36c96
hexa4e3c8

10806216 has 16 divisors (see below), whose sum is σ = 27015600. Its totient is φ = 3602064.

The previous prime is 10806181. The next prime is 10806221. The reversal of 10806216 is 61260801.

It is a Harshad number since it is a multiple of its sum of digits (24), and also a Moran number because the ratio is a prime number: 450259 = 10806216 / (1 + 0 + 8 + 0 + 6 + 2 + 1 + 6).

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, 225106 + ... + 225153.

It is an arithmetic number, because the mean of its divisors is an integer number (1688475).

Almost surely, 210806216 is an apocalyptic number.

It is an amenable number.

10806216 is an abundant number, since it is smaller than the sum of its proper divisors (16209384).

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

10806216 is a wasteful number, since it uses less digits than its factorization.

10806216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 450268 (or 450264 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 24.

The square root of 10806216 is about 3287.2809432721. The cubic root of 10806216 is about 221.0842890810.

The spelling of 10806216 in words is "ten million, eight hundred six thousand, two hundred sixteen".

Divisors: 1 2 3 4 6 8 12 24 450259 900518 1350777 1801036 2701554 3602072 5403108 10806216