Base | Representation |
---|---|
bin | 1111000111110000… |
… | …11100000001111001 |
3 | 202221202210210101011 |
4 | 13203320130001321 |
5 | 113111224041301 |
6 | 3421320553521 |
7 | 405114323002 |
oct | 74370340171 |
9 | 22852723334 |
10 | 8118190201 |
11 | 3496563500 |
12 | 16a69228a1 |
13 | 9c4b85354 |
14 | 5702721a9 |
15 | 327a94a51 |
hex | 1e3e1c079 |
8118190201 has 9 divisors (see below), whose sum is σ = 8924389509. Its totient is φ = 7379271900.
The previous prime is 8118190187. The next prime is 8118190237. The reversal of 8118190201 is 1020918118.
The square root of 8118190201 is 90101.
It is a perfect power (a square), and thus also a powerful number.
It is not a de Polignac number, because 8118190201 - 25 = 8118190169 is a prime.
It is a super-2 number, since 2×81181902012 (a number of 21 digits) contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (8118190001) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 987016 + ... + 995206.
Almost surely, 28118190201 is an apocalyptic number.
8118190201 is the 90101-st square number.
8118190201 is the 45051-st centered octagonal number.
It is an amenable number.
8118190201 is a deficient number, since it is larger than the sum of its proper divisors (806199308).
8118190201 is an frugal number, since it uses more digits than its factorization.
8118190201 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 16404 (or 8202 counting only the distinct ones).
The product of its (nonzero) digits is 1152, while the sum is 31.
The cubic root of 8118190201 is about 2009.8010744282.
The spelling of 8118190201 in words is "eight billion, one hundred eighteen million, one hundred ninety thousand, two hundred one".
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