Base | Representation |
---|---|
bin | 1010011010010… |
… | …11010010100001 |
3 | 20002100100012222 |
4 | 11031023102201 |
5 | 134324341233 |
6 | 12400000425 |
7 | 2110244063 |
oct | 515132241 |
9 | 202310188 |
10 | 87340193 |
11 | 45334a86 |
12 | 25300115 |
13 | 151303b5 |
14 | b857733 |
15 | 7a03898 |
hex | 534b4a1 |
87340193 has 8 divisors (see below), whose sum is σ = 88711200. Its totient is φ = 85974048.
The previous prime is 87340163. The next prime is 87340213. The reversal of 87340193 is 39104378.
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 87340193 - 26 = 87340129 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (87340163) 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, 53138 + ... + 54756.
It is an arithmetic number, because the mean of its divisors is an integer number (11088900).
Almost surely, 287340193 is an apocalyptic number.
It is an amenable number.
87340193 is a deficient number, since it is larger than the sum of its proper divisors (1371007).
87340193 is a wasteful number, since it uses less digits than its factorization.
87340193 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2431.
The product of its (nonzero) digits is 18144, while the sum is 35.
The square root of 87340193 is about 9345.5975196881. The cubic root of 87340193 is about 443.6815632607.
The spelling of 87340193 in words is "eighty-seven million, three hundred forty thousand, one hundred ninety-three".
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