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2989067804 = 229764311981
BaseRepresentation
bin1011001000101001…
…1000111000011100
321201022110101011222
42302022120320130
522110200132204
61212334032512
7134033441252
oct26212307034
97638411158
102989067804
1112a4283978
126b5048738
13388357598
14204d9c5d2
15127634abe
hexb2298e1c

2989067804 has 24 divisors (see below), whose sum is σ = 5293455888. Its totient is φ = 1476702720.

The previous prime is 2989067797. The next prime is 2989067819. The reversal of 2989067804 is 4087609892.

It is a Smith number, since the sum of its digits (53) coincides with the sum of the digits of its prime factors.

It is a congruent 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, 243494 + ... + 255474.

It is an arithmetic number, because the mean of its divisors is an integer number (220560662).

Almost surely, 22989067804 is an apocalyptic number.

It is an amenable number.

2989067804 is a deficient number, since it is larger than the sum of its proper divisors (2304388084).

2989067804 is a wasteful number, since it uses less digits than its factorization.

2989067804 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12725 (or 12723 counting only the distinct ones).

The product of its (nonzero) digits is 1741824, while the sum is 53.

The square root of 2989067804 is about 54672.3678287304. The cubic root of 2989067804 is about 1440.4955541087.

The spelling of 2989067804 in words is "two billion, nine hundred eighty-nine million, sixty-seven thousand, eight hundred four".

Divisors: 1 2 4 97 194 388 643 1286 2572 11981 23962 47924 62371 124742 249484 1162157 2324314 4648628 7703783 15407566 30815132 747266951 1494533902 2989067804