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2906404907 = 731131102241
BaseRepresentation
bin1010110100111100…
…0011100000101011
321111112220200000012
42231033003200223
521423014424112
61200222202135
7132011014460
oct25517034053
97445820005
102906404907
11126165402a
1269142334b
133741a4123
141d8001667
15120257022
hexad3c382b

2906404907 has 16 divisors (see below), whose sum is σ = 3454961664. Its totient is φ = 2392416000.

The previous prime is 2906404903. The next prime is 2906404931. The reversal of 2906404907 is 7094046092.

2906404907 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 2906404907 - 22 = 2906404903 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2906404903) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 22694 + ... + 79547.

It is an arithmetic number, because the mean of its divisors is an integer number (215935104).

Almost surely, 22906404907 is an apocalyptic number.

2906404907 is a deficient number, since it is larger than the sum of its proper divisors (548556757).

2906404907 is a wasteful number, since it uses less digits than its factorization.

2906404907 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 102410.

The product of its (nonzero) digits is 108864, while the sum is 41.

The square root of 2906404907 is about 53911.0833409977. The cubic root of 2906404907 is about 1427.0922227514.

The spelling of 2906404907 in words is "two billion, nine hundred six million, four hundred four thousand, nine hundred seven".

Divisors: 1 7 31 131 217 917 4061 28427 102241 715687 3169471 13393571 22186297 93754997 415200701 2906404907