Base | Representation |
---|---|
bin | 11110110110011000101111 |
3 | 120012212101202 |
4 | 132312120233 |
5 | 4032241322 |
6 | 445200115 |
7 | 125511341 |
oct | 36663057 |
9 | 16185352 |
10 | 8087087 |
11 | 4623a48 |
12 | 286003b |
13 | 18a1c78 |
14 | 1107291 |
15 | a9b292 |
hex | 7b662f |
8087087 has 6 divisors (see below), whose sum is σ = 8591088. Its totient is φ = 7611104.
The previous prime is 8087081. The next prime is 8087089. The reversal of 8087087 is 7807808.
It is not a de Polignac number, because 8087087 - 210 = 8086063 is a prime.
It is a super-2 number, since 2×80870872 = 130801952291138, which contains 22 as substring.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 8087087.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (8087081) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 13703 + ... + 14280.
It is an arithmetic number, because the mean of its divisors is an integer number (1431848).
Almost surely, 28087087 is an apocalyptic number.
8087087 is a deficient number, since it is larger than the sum of its proper divisors (504001).
8087087 is a wasteful number, since it uses less digits than its factorization.
8087087 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 28017 (or 28000 counting only the distinct ones).
The product of its (nonzero) digits is 25088, while the sum is 38.
The square root of 8087087 is about 2843.7804064308. The cubic root of 8087087 is about 200.7231074274.
The spelling of 8087087 in words is "eight million, eighty-seven thousand, eighty-seven".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.063 sec. • engine limits •