Base | Representation |
---|---|
bin | 111100101011111011… |
… | …1001011100101000101 |
3 | 110110101102220112021100 |
4 | 1321113313023211011 |
5 | 4113400203231041 |
6 | 135511500210313 |
7 | 12262346042520 |
oct | 1712767134505 |
9 | 413342815240 |
10 | 130323102021 |
11 | 502a6aa24a2 |
12 | 21310b39999 |
13 | c39bb00968 |
14 | 6444373bb7 |
15 | 35cb3d76b6 |
hex | 1e57dcb945 |
130323102021 has 48 divisors (see below), whose sum is σ = 224629456896. Its totient is φ = 71188352928.
The previous prime is 130323101977. The next prime is 130323102047. The reversal of 130323102021 is 120201323031.
130323102021 is a `hidden beast` number, since 130 + 323 + 10 + 202 + 1 = 666.
It is not a de Polignac number, because 130323102021 - 27 = 130323101893 is a prime.
It is a super-2 number, since 2×1303231020212 (a number of 23 digits) contains 22 as substring.
It is a Curzon number.
It is a junction number, because it is equal to n+sod(n) for n = 130323101985 and 130323102003.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (130323102071) by changing a digit.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2382646 + ... + 2436728.
It is an arithmetic number, because the mean of its divisors is an integer number (4679780352).
Almost surely, 2130323102021 is an apocalyptic number.
It is an amenable number.
130323102021 is a deficient number, since it is larger than the sum of its proper divisors (94306354875).
130323102021 is a wasteful number, since it uses less digits than its factorization.
130323102021 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 55782 (or 55779 counting only the distinct ones).
The product of its (nonzero) digits is 216, while the sum is 18.
Adding to 130323102021 its reverse (120201323031), we get a palindrome (250524425052).
The spelling of 130323102021 in words is "one hundred thirty billion, three hundred twenty-three million, one hundred two thousand, twenty-one".
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