Base | Representation |
---|---|
bin | 1001101001000101101010… |
… | …11010100001100010111101 |
3 | 2210001222122200100021222000 |
4 | 10310202311122201202331 |
5 | 10234342222030433201 |
6 | 113032305202212513 |
7 | 4315603106022213 |
oct | 464426532414275 |
9 | 83058580307860 |
10 | 21203002202301 |
11 | 6835162a89157 |
12 | 246534a654139 |
13 | baa5858744ba |
14 | 5343333a2cb3 |
15 | 26b8133ecd86 |
hex | 1348b56a18bd |
21203002202301 has 16 divisors (see below), whose sum is σ = 31411945032000. Its totient is φ = 14135294338704.
The previous prime is 21203002202293. The next prime is 21203002202329. The reversal of 21203002202301 is 10320220030212.
21203002202301 is a `hidden beast` number, since 2 + 120 + 300 + 220 + 23 + 0 + 1 = 666.
It is not a de Polignac number, because 21203002202301 - 23 = 21203002202293 is a prime.
It is a super-2 number, since 2×212030022023012 (a number of 27 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (21203002202341) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10772175 + ... + 12587523.
It is an arithmetic number, because the mean of its divisors is an integer number (1963246564500).
Almost surely, 221203002202301 is an apocalyptic number.
It is an amenable number.
21203002202301 is a deficient number, since it is larger than the sum of its proper divisors (10208942829699).
21203002202301 is a wasteful number, since it uses less digits than its factorization.
21203002202301 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2247945 (or 2247939 counting only the distinct ones).
The product of its (nonzero) digits is 288, while the sum is 18.
Adding to 21203002202301 its reverse (10320220030212), we get a palindrome (31523222232513).
The spelling of 21203002202301 in words is "twenty-one trillion, two hundred three billion, two million, two hundred two thousand, three hundred one".
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