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10668255 = 351354709
BaseRepresentation
bin101000101100…
…100011011111
3202002000002120
4220230203133
510212341010
61020354023
7156451533
oct50544337
922060076
1010668255
116027244
1236a5913
132296aa0
1415b9bc3
15e0ae70
hexa2c8df

10668255 has 16 divisors (see below), whose sum is σ = 18382560. Its totient is φ = 5251968.

The previous prime is 10668223. The next prime is 10668263. The reversal of 10668255 is 55286601.

It is not a de Polignac number, because 10668255 - 25 = 10668223 is a prime.

It is a super-2 number, since 2×106682552 = 227623329490050, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 27160 + ... + 27549.

It is an arithmetic number, because the mean of its divisors is an integer number (1148910).

Almost surely, 210668255 is an apocalyptic number.

10668255 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

10668255 is a deficient number, since it is larger than the sum of its proper divisors (7714305).

10668255 is a wasteful number, since it uses less digits than its factorization.

10668255 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54730.

The product of its (nonzero) digits is 14400, while the sum is 33.

The square root of 10668255 is about 3266.2294775475. The cubic root of 10668255 is about 220.1394088863.

The spelling of 10668255 in words is "ten million, six hundred sixty-eight thousand, two hundred fifty-five".

Divisors: 1 3 5 13 15 39 65 195 54709 164127 273545 711217 820635 2133651 3556085 10668255