Base | Representation |
---|---|
bin | 1000001100110000… |
… | …1110011001111111 |
3 | 12200101121101212102 |
4 | 2003030032121333 |
5 | 14001430120111 |
6 | 1002223255315 |
7 | 105354235010 |
oct | 20314163177 |
9 | 5611541772 |
10 | 2201020031 |
11 | a2a466a21 |
12 | 51514a53b |
13 | 290ccaa22 |
14 | 16c465007 |
15 | cd36e13b |
hex | 8330e67f |
2201020031 has 8 divisors (see below), whose sum is σ = 2516828160. Its totient is φ = 1885556088.
The previous prime is 2201020013. The next prime is 2201020033. The reversal of 2201020031 is 1300201022.
It is a happy number.
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 2201020031 - 226 = 2133911167 is a prime.
It is a super-2 number, since 2×22010200312 = 9688978353726481922, which contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 2201019994 and 2201020021.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2201020033) 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 7 ways as a sum of consecutive naturals, for example, 72191 + ... + 98048.
It is an arithmetic number, because the mean of its divisors is an integer number (314603520).
Almost surely, 22201020031 is an apocalyptic number.
2201020031 is a deficient number, since it is larger than the sum of its proper divisors (315808129).
2201020031 is a wasteful number, since it uses less digits than its factorization.
2201020031 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 172093.
The product of its (nonzero) digits is 24, while the sum is 11.
The square root of 2201020031 is about 46915.0299051381. The cubic root of 2201020031 is about 1300.7924223990.
Adding to 2201020031 its reverse (1300201022), we get a palindrome (3501221053).
The spelling of 2201020031 in words is "two billion, two hundred one million, twenty thousand, thirty-one".
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