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666112066 = 23110743743
BaseRepresentation
bin100111101101000…
…001000001000010
31201102101222222021
4213231001001002
52331011041231
6150033032054
722335600454
oct4755010102
91642358867
10666112066
11312003944
121670b562a
13a8005869
14646762d4
153d72b811
hex27b41042

666112066 has 8 divisors (see below), whose sum is σ = 1031399424. Its totient is φ = 322312260.

The previous prime is 666112063. The next prime is 666112067. The reversal of 666112066 is 660211666.

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

It is not an unprimeable number, because it can be changed into a prime (666112063) by changing a digit.

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, 5371810 + ... + 5371933.

It is an arithmetic number, because the mean of its divisors is an integer number (128924928).

Almost surely, 2666112066 is an apocalyptic number.

666112066 is a deficient number, since it is larger than the sum of its proper divisors (365287358).

666112066 is a wasteful number, since it uses less digits than its factorization.

666112066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10743776.

The product of its (nonzero) digits is 15552, while the sum is 34.

The square root of 666112066 is about 25809.1469444459. The cubic root of 666112066 is about 873.3381533768.

The spelling of 666112066 in words is "six hundred sixty-six million, one hundred twelve thousand, sixty-six".

Divisors: 1 2 31 62 10743743 21487486 333056033 666112066