Base | Representation |
---|---|
bin | 10010111001001100… |
… | …00101001001010101 |
3 | 222011220122011202202 |
4 | 21130212011021111 |
5 | 131233203433023 |
6 | 4354304414245 |
7 | 506235441005 |
oct | 113446051125 |
9 | 28156564682 |
10 | 10143421013 |
11 | 4335773380 |
12 | 1b71017385 |
13 | c5862498b |
14 | 6c3218005 |
15 | 3e578d128 |
hex | 25c985255 |
10143421013 has 4 divisors (see below), whose sum is σ = 11065550208. Its totient is φ = 9221291820.
The previous prime is 10143421009. The next prime is 10143421027. The reversal of 10143421013 is 31012434101.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 31012434101 = 11 ⋅2819312191.
It is a cyclic number.
It is not a de Polignac number, because 10143421013 - 22 = 10143421009 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (10143421313) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 461064581 + ... + 461064602.
It is an arithmetic number, because the mean of its divisors is an integer number (2766387552).
Almost surely, 210143421013 is an apocalyptic number.
It is an amenable number.
10143421013 is a deficient number, since it is larger than the sum of its proper divisors (922129195).
10143421013 is an equidigital number, since it uses as much as digits as its factorization.
10143421013 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 922129194.
The product of its (nonzero) digits is 288, while the sum is 20.
Adding to 10143421013 its reverse (31012434101), we get a palindrome (41155855114).
The spelling of 10143421013 in words is "ten billion, one hundred forty-three million, four hundred twenty-one thousand, thirteen".
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