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2804887007 = 13239380893
BaseRepresentation
bin1010011100101111…
…0010110111011111
321020110220000121222
42213023302313133
521221022341012
61142154243555
7126336101066
oct24713626737
97213800558
102804887007
11120a31613a
126634265bb
1335914b770
141c87371dd
151163a2972
hexa72f2ddf

2804887007 has 8 divisors (see below), whose sum is σ = 3151980384. Its totient is φ = 2476555488.

The previous prime is 2804887003. The next prime is 2804887051. The reversal of 2804887007 is 7007884082.

It is a happy number.

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 2804887007 - 22 = 2804887003 is a prime.

It is a super-2 number, since 2×28048870072 = 15734782244074836098, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2804887003) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4690148 + ... + 4690745.

It is an arithmetic number, because the mean of its divisors is an integer number (393997548).

Almost surely, 22804887007 is an apocalyptic number.

2804887007 is a deficient number, since it is larger than the sum of its proper divisors (347093377).

2804887007 is a wasteful number, since it uses less digits than its factorization.

2804887007 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9380929.

The product of its (nonzero) digits is 200704, while the sum is 44.

The square root of 2804887007 is about 52961.1839652401. The cubic root of 2804887007 is about 1410.2792745272.

The spelling of 2804887007 in words is "two billion, eight hundred four million, eight hundred eighty-seven thousand, seven".

Divisors: 1 13 23 299 9380893 121951609 215760539 2804887007