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8911106906 = 2131454323567
BaseRepresentation
bin10000100110010010…
…01011001101011010
3212000000211010121112
420103021023031122
5121222220410111
64032123540322
7433553105342
oct102311131532
925000733545
108911106906
1138630a6569
12188838a6a2
13ac0228130
146076b5d22
153724bce8b
hex21324b35a

8911106906 has 16 divisors (see below), whose sum is σ = 14396465664. Its totient is φ = 4112361264.

The previous prime is 8911106887. The next prime is 8911106917. The reversal of 8911106906 is 6096011198.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 366335 + ... + 389901.

It is an arithmetic number, because the mean of its divisors is an integer number (899779104).

Almost surely, 28911106906 is an apocalyptic number.

8911106906 is a deficient number, since it is larger than the sum of its proper divisors (5485358758).

8911106906 is a wasteful number, since it uses less digits than its factorization.

8911106906 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38125.

The product of its (nonzero) digits is 23328, while the sum is 41.

The square root of 8911106906 is about 94398.6594502274. The cubic root of 8911106906 is about 2073.2128149315.

The spelling of 8911106906 in words is "eight billion, nine hundred eleven million, one hundred six thousand, nine hundred six".

Divisors: 1 2 13 26 14543 23567 29086 47134 189059 306371 378118 612742 342734881 685469762 4455553453 8911106906