Base | Representation |
---|---|
bin | 1010011001101… |
… | …00110011011111 |
3 | 20002011122212221 |
4 | 11030310303133 |
5 | 134313414340 |
6 | 12354010211 |
7 | 2106411424 |
oct | 514646337 |
9 | 202148787 |
10 | 87248095 |
11 | 45281870 |
12 | 25276967 |
13 | 150ca4bc |
14 | b831d4b |
15 | 79d644a |
hex | 5334cdf |
87248095 has 32 divisors (see below), whose sum is σ = 124416000. Its totient is φ = 58020480.
The previous prime is 87248093. The next prime is 87248099. The reversal of 87248095 is 59084278.
It is not a de Polignac number, because 87248095 - 21 = 87248093 is a prime.
It is a super-2 number, since 2×872480952 = 15224460162258050, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (87248093) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 28866 + ... + 31744.
It is an arithmetic number, because the mean of its divisors is an integer number (3888000).
Almost surely, 287248095 is an apocalyptic number.
87248095 is a deficient number, since it is larger than the sum of its proper divisors (37167905).
87248095 is a wasteful number, since it uses less digits than its factorization.
87248095 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2943.
The product of its (nonzero) digits is 161280, while the sum is 43.
The square root of 87248095 is about 9340.6688732660. The cubic root of 87248095 is about 443.5255581259.
The spelling of 87248095 in words is "eighty-seven million, two hundred forty-eight thousand, ninety-five".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.067 sec. • engine limits •