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16889036906 = 271206359779
BaseRepresentation
bin11111011101010101…
…00100000001101010
31121121000200222011102
433232222210001222
5234042043140111
611431514401402
71135345305440
oct175652440152
947530628142
1016889036906
11718746a445
123334130262
131792011881
14b63076b90
1568caa913b
hex3eeaa406a

16889036906 has 8 divisors (see below), whose sum is σ = 28952634720. Its totient is φ = 7238158668.

The previous prime is 16889036833. The next prime is 16889036911. The reversal of 16889036906 is 60963098861.

16889036906 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a super-2 number, since 2×168890369062 (a number of 21 digits) contains 22 as substring.

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 3 ways as a sum of consecutive naturals, for example, 603179876 + ... + 603179903.

It is an arithmetic number, because the mean of its divisors is an integer number (3619079340).

Almost surely, 216889036906 is an apocalyptic number.

16889036906 is a deficient number, since it is larger than the sum of its proper divisors (12063597814).

16889036906 is a wasteful number, since it uses less digits than its factorization.

16889036906 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1206359788.

The product of its (nonzero) digits is 3359232, while the sum is 56.

The spelling of 16889036906 in words is "sixteen billion, eight hundred eighty-nine million, thirty-six thousand, nine hundred six".

Divisors: 1 2 7 14 1206359779 2412719558 8444518453 16889036906