Base | Representation |
---|---|
bin | 10010110111101111… |
… | …00000111100101001 |
3 | 222011001200000001122 |
4 | 21123313200330221 |
5 | 131222042322441 |
6 | 4353151025025 |
7 | 506026620260 |
oct | 113367407451 |
9 | 28131600048 |
10 | 10131214121 |
11 | 4329896136 |
12 | 1b68b0b175 |
13 | c55c3c772 |
14 | 6c175b5d7 |
15 | 3e467b34b |
hex | 25bde0f29 |
10131214121 has 8 divisors (see below), whose sum is σ = 11579139264. Its totient is φ = 8683441200.
The previous prime is 10131214111. The next prime is 10131214123. The reversal of 10131214121 is 12141213101.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 10131214121 - 26 = 10131214057 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 10131214121.
It is not an unprimeable number, because it can be changed into a prime (10131214123) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 241346 + ... + 280196.
It is an arithmetic number, because the mean of its divisors is an integer number (1447392408).
Almost surely, 210131214121 is an apocalyptic number.
It is an amenable number.
10131214121 is a deficient number, since it is larger than the sum of its proper divisors (1447925143).
10131214121 is an equidigital number, since it uses as much as digits as its factorization.
10131214121 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 76111.
The product of its (nonzero) digits is 48, while the sum is 17.
Adding to 10131214121 its reverse (12141213101), we get a palindrome (22272427222).
The spelling of 10131214121 in words is "ten billion, one hundred thirty-one million, two hundred fourteen thousand, one hundred twenty-one".
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