Base | Representation |
---|---|
bin | 111111100001001… |
… | …0001011100111010 |
3 | 12111112102100222121 |
4 | 1333002101130322 |
5 | 13331103132302 |
6 | 551253111454 |
7 | 103546525021 |
oct | 17702213472 |
9 | 5445370877 |
10 | 2131302202 |
11 | 9a4078987 |
12 | 4b592858a |
13 | 27c72a783 |
14 | 1630b78b8 |
15 | c719be37 |
hex | 7f09173a |
2131302202 has 8 divisors (see below), whose sum is σ = 3228606612. Its totient is φ = 1055100000.
The previous prime is 2131302169. The next prime is 2131302203. The reversal of 2131302202 is 2022031312.
It can be written as a sum of positive squares in 2 ways, for example, as 2071069081 + 60233121 = 45509^2 + 7761^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is not an unprimeable number, because it can be changed into a prime (2131302203) 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 3 ways as a sum of consecutive naturals, for example, 5275299 + ... + 5275702.
Almost surely, 22131302202 is an apocalyptic number.
2131302202 is a deficient number, since it is larger than the sum of its proper divisors (1097304410).
2131302202 is a wasteful number, since it uses less digits than its factorization.
2131302202 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 10551104.
The product of its (nonzero) digits is 144, while the sum is 16.
The square root of 2131302202 is about 46166.0286574446. The cubic root of 2131302202 is about 1286.9105006339.
Adding to 2131302202 its reverse (2022031312), we get a palindrome (4153333514).
The spelling of 2131302202 in words is "two billion, one hundred thirty-one million, three hundred two thousand, two hundred two".
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