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106666895 = 523989261
BaseRepresentation
bin1100101101110…
…01101110001111
321102201020110202
412112321232033
5204301320040
614330124115
72433440126
oct626715617
9242636422
10106666895
1155235465
122b88063b
131913920a
1410248abd
159570015
hex65b9b8f

106666895 has 8 divisors (see below), whose sum is σ = 128537280. Its totient is φ = 84975520.

The previous prime is 106666873. The next prime is 106666907. The reversal of 106666895 is 598666601.

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

It is not a de Polignac number, because 106666895 - 26 = 106666831 is a prime.

It is a super-2 number, since 2×1066668952 = 22755652977882050, 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 (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 43436 + ... + 45825.

It is an arithmetic number, because the mean of its divisors is an integer number (16067160).

Almost surely, 2106666895 is an apocalyptic number.

106666895 is a deficient number, since it is larger than the sum of its proper divisors (21870385).

106666895 is an equidigital number, since it uses as much as digits as its factorization.

106666895 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 89505.

The product of its (nonzero) digits is 466560, while the sum is 47.

The square root of 106666895 is about 10327.9666440205. The cubic root of 106666895 is about 474.2527789973.

The spelling of 106666895 in words is "one hundred six million, six hundred sixty-six thousand, eight hundred ninety-five".

Divisors: 1 5 239 1195 89261 446305 21333379 106666895