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9109006105 = 56727191063
BaseRepresentation
bin10000111101111000…
…00110011100011001
3212111211012110021111
420132330012130121
5122123401143410
64103513340321
7441505163053
oct103674063431
925454173244
109109006105
113954884121
1219227076a1
13b22228154
14625aac8d3
15384a5eb8a
hex21ef06719

9109006105 has 8 divisors (see below), whose sum is σ = 11093954112. Its totient is φ = 7178440368.

The previous prime is 9109006097. The next prime is 9109006129. The reversal of 9109006105 is 5016009019.

9109006105 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 cyclic number.

It is not a de Polignac number, because 9109006105 - 23 = 9109006097 is a prime.

It is a Duffinian 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, 13595197 + ... + 13595866.

It is an arithmetic number, because the mean of its divisors is an integer number (1386744264).

Almost surely, 29109006105 is an apocalyptic number.

It is an amenable number.

9109006105 is a deficient number, since it is larger than the sum of its proper divisors (1984948007).

9109006105 is a wasteful number, since it uses less digits than its factorization.

9109006105 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27191135.

The product of its (nonzero) digits is 2430, while the sum is 31.

The square root of 9109006105 is about 95441.1132845798. The cubic root of 9109006105 is about 2088.4479908111.

The spelling of 9109006105 in words is "nine billion, one hundred nine million, six thousand, one hundred five".

Divisors: 1 5 67 335 27191063 135955315 1821801221 9109006105