Base | Representation |
---|---|
bin | 1010011100111… |
… | …10111101001111 |
3 | 20002222202022122 |
4 | 11032132331033 |
5 | 134421323040 |
6 | 12411203155 |
7 | 2113202156 |
oct | 516367517 |
9 | 202882278 |
10 | 87682895 |
11 | 45549503 |
12 | 254464bb |
13 | 15220391 |
14 | b90659d |
15 | 7a701b5 |
hex | 539ef4f |
87682895 has 8 divisors (see below), whose sum is σ = 105398160. Its totient is φ = 70027200.
The previous prime is 87682883. The next prime is 87682897. The reversal of 87682895 is 59828678.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 87682895 - 24 = 87682879 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (87682897) 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, 11585 + ... + 17594.
It is an arithmetic number, because the mean of its divisors is an integer number (13174770).
Almost surely, 287682895 is an apocalyptic number.
87682895 is a deficient number, since it is larger than the sum of its proper divisors (17715265).
87682895 is a wasteful number, since it uses less digits than its factorization.
87682895 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 29785.
The product of its digits is 1935360, while the sum is 53.
The square root of 87682895 is about 9363.9145126384. The cubic root of 87682895 is about 444.2611059900.
The spelling of 87682895 in words is "eighty-seven million, six hundred eighty-two thousand, eight hundred ninety-five".
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