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10806398 = 219128289
BaseRepresentation
bin101001001110…
…010001111110
3202100000120222
4221032101332
510231301043
61023341342
7160565351
oct51162176
922300528
1010806398
116111009
123751852
132314925
141614298
15e36d68
hexa4e47e

10806398 has 8 divisors (see below), whose sum is σ = 16295040. Its totient is φ = 5374720.

The previous prime is 10806391. The next prime is 10806401. The reversal of 10806398 is 89360801.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10806391) 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 3 ways as a sum of consecutive naturals, for example, 13763 + ... + 14526.

It is an arithmetic number, because the mean of its divisors is an integer number (2036880).

Almost surely, 210806398 is an apocalyptic number.

10806398 is a deficient number, since it is larger than the sum of its proper divisors (5488642).

10806398 is a wasteful number, since it uses less digits than its factorization.

10806398 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28482.

The product of its (nonzero) digits is 10368, while the sum is 35.

The square root of 10806398 is about 3287.3086256085. The cubic root of 10806398 is about 221.0855302529.

The spelling of 10806398 in words is "ten million, eight hundred six thousand, three hundred ninety-eight".

Divisors: 1 2 191 382 28289 56578 5403199 10806398