Base | Representation |
---|---|
bin | 10111100001000010000… |
… | …01111010001001010111 |
3 | 2212020121110121021221110 |
4 | 23300201001322021113 |
5 | 101214300022000322 |
6 | 1415105503350103 |
7 | 112243122452031 |
oct | 13604101721127 |
9 | 2766543537843 |
10 | 808008000087 |
11 | 2917464a6792 |
12 | 1107202b2333 |
13 | 5b26c060c72 |
14 | 2b171b12c51 |
15 | 1604136cc0c |
hex | bc2107a257 |
808008000087 has 4 divisors (see below), whose sum is σ = 1077344000120. Its totient is φ = 538672000056.
The previous prime is 808008000073. The next prime is 808008000097. The reversal of 808008000087 is 780000800808.
It is a semiprime because it is the product of two primes.
It is not a de Polignac number, because 808008000087 - 24 = 808008000071 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (808008000097) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 134668000012 + ... + 134668000017.
It is an arithmetic number, because the mean of its divisors is an integer number (269336000030).
Almost surely, 2808008000087 is an apocalyptic number.
808008000087 is a deficient number, since it is larger than the sum of its proper divisors (269336000033).
808008000087 is a wasteful number, since it uses less digits than its factorization.
808008000087 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 269336000032.
The product of its (nonzero) digits is 28672, while the sum is 39.
The spelling of 808008000087 in words is "eight hundred eight billion, eight million, eighty-seven", and thus it is an aban number.
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