Base | Representation |
---|---|
bin | 111100101001001111… |
… | …1110110111110001101 |
3 | 110110011011120001202102 |
4 | 1321102133312332031 |
5 | 4113204133232341 |
6 | 135454523204445 |
7 | 12260204050445 |
oct | 1712237667615 |
9 | 413134501672 |
10 | 130233102221 |
11 | 502602112a2 |
12 | 212a6976725 |
13 | c38627bb41 |
14 | 6436427125 |
15 | 35c355ac9b |
hex | 1e527f6f8d |
130233102221 has 2 divisors, whose sum is σ = 130233102222. Its totient is φ = 130233102220.
The previous prime is 130233102173. The next prime is 130233102269. The reversal of 130233102221 is 122201332031.
It is a balanced prime because it is at equal distance from previous prime (130233102173) and next prime (130233102269).
It can be written as a sum of positive squares in only one way, i.e., 129376896100 + 856206121 = 359690^2 + 29261^2 .
It is an emirp because it is prime and its reverse (122201332031) is a distict prime.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-130233102221 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 130233102193 and 130233102202.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (130233101221) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65116551110 + 65116551111.
It is an arithmetic number, because the mean of its divisors is an integer number (65116551111).
Almost surely, 2130233102221 is an apocalyptic number.
It is an amenable number.
130233102221 is a deficient number, since it is larger than the sum of its proper divisors (1).
130233102221 is an equidigital number, since it uses as much as digits as its factorization.
130233102221 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 432, while the sum is 20.
Adding to 130233102221 its reverse (122201332031), we get a palindrome (252434434252).
The spelling of 130233102221 in words is "one hundred thirty billion, two hundred thirty-three million, one hundred two thousand, two hundred twenty-one".
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