Base | Representation |
---|---|
bin | 111100101001010010… |
… | …0000101011101001001 |
3 | 110110011020122100111202 |
4 | 1321102210011131021 |
5 | 4113204424210441 |
6 | 135455003033545 |
7 | 12260216343461 |
oct | 1712244053511 |
9 | 413136570452 |
10 | 130234210121 |
11 | 502608a8714 |
12 | 212a720b8b5 |
13 | c3865791c2 |
14 | 6436634ba1 |
15 | 35c36c919b |
hex | 1e52905749 |
130234210121 has 8 divisors (see below), whose sum is σ = 131584003200. Its totient is φ = 128886059232.
The previous prime is 130234210063. The next prime is 130234210217. The reversal of 130234210121 is 121012432031.
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 130234210121 - 234 = 113054340937 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 130234210093 and 130234210102.
It is not an unprimeable number, because it can be changed into a prime (130234210021) 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, 250796 + ... + 568653.
It is an arithmetic number, because the mean of its divisors is an integer number (16448000400).
Almost surely, 2130234210121 is an apocalyptic number.
It is an amenable number.
130234210121 is a deficient number, since it is larger than the sum of its proper divisors (1349793079).
130234210121 is a wasteful number, since it uses less digits than its factorization.
130234210121 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 821095.
The product of its (nonzero) digits is 288, while the sum is 20.
Adding to 130234210121 its reverse (121012432031), we get a palindrome (251246642152).
The spelling of 130234210121 in words is "one hundred thirty billion, two hundred thirty-four million, two hundred ten thousand, one hundred twenty-one".
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