Base | Representation |
---|---|
bin | 101101010011110111… |
… | …0100100100111011011 |
3 | 100022011020021222121021 |
4 | 1122213232210213123 |
5 | 3043234120043222 |
6 | 112411151023311 |
7 | 10013160161164 |
oct | 1324756444733 |
9 | 308136258537 |
10 | 97303284187 |
11 | 382a219264a |
12 | 16a3680ab37 |
13 | 9238c05b05 |
14 | 49d0c4476b |
15 | 27e7602ac7 |
hex | 16a7ba49db |
97303284187 has 4 divisors (see below), whose sum is σ = 97314234640. Its totient is φ = 97292333736.
The previous prime is 97303284151. The next prime is 97303284203. The reversal of 97303284187 is 78148230379.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 78148230379 = 242393 ⋅322403.
It is a cyclic number.
It is not a de Polignac number, because 97303284187 - 27 = 97303284059 is a prime.
It is a super-2 number, since 2×973032841872 (a number of 23 digits) contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (97303284107) 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, 5461887 + ... + 5479672.
It is an arithmetic number, because the mean of its divisors is an integer number (24328558660).
Almost surely, 297303284187 is an apocalyptic number.
97303284187 is a deficient number, since it is larger than the sum of its proper divisors (10950453).
97303284187 is a wasteful number, since it uses less digits than its factorization.
97303284187 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 10950452.
The product of its (nonzero) digits is 2032128, while the sum is 52.
The spelling of 97303284187 in words is "ninety-seven billion, three hundred three million, two hundred eighty-four thousand, one hundred eighty-seven".
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