Base | Representation |
---|---|
bin | 10010101011101100… |
… | …01011110010100101 |
3 | 221220000121001111202 |
4 | 21111312023302211 |
5 | 131020212431041 |
6 | 4335142012245 |
7 | 503362211330 |
oct | 112566136245 |
9 | 27800531452 |
10 | 10030202021 |
11 | 4287873264 |
12 | 1b3b117085 |
13 | c3b0333a8 |
14 | 6b2185617 |
15 | 3da876a9b |
hex | 255d8bca5 |
10030202021 has 16 divisors (see below), whose sum is σ = 11638598400. Its totient is φ = 8465976960.
The previous prime is 10030202003. The next prime is 10030202069. The reversal of 10030202021 is 12020203001.
It is a happy number.
10030202021 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 10030202021 - 226 = 9963093157 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 10030201993 and 10030202011.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (10030202071) 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, 414155 + ... + 437703.
It is an arithmetic number, because the mean of its divisors is an integer number (727412400).
Almost surely, 210030202021 is an apocalyptic number.
It is an amenable number.
10030202021 is a deficient number, since it is larger than the sum of its proper divisors (1608396379).
10030202021 is an equidigital number, since it uses as much as digits as its factorization.
10030202021 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 24484.
The product of its (nonzero) digits is 24, while the sum is 11.
Adding to 10030202021 its reverse (12020203001), we get a palindrome (22050405022).
The spelling of 10030202021 in words is "ten billion, thirty million, two hundred two thousand, twenty-one".
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