Base | Representation |
---|---|
bin | 11000100101111101… |
… | …01111101101011001 |
3 | 1021002011102011200002 |
4 | 30102332233231121 |
5 | 204020023340441 |
6 | 10022053222345 |
7 | 645122352656 |
oct | 142276575531 |
9 | 37064364602 |
10 | 13203340121 |
11 | 5665a39944 |
12 | 26859319b5 |
13 | 13255583ba |
14 | 8d377ac2d |
15 | 52421ab9b |
hex | 312fafb59 |
13203340121 has 8 divisors (see below), whose sum is σ = 13373220000. Its totient is φ = 13033717632.
The previous prime is 13203340109. The next prime is 13203340123. The reversal of 13203340121 is 12104330231.
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 13203340121 - 214 = 13203323737 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 13203340093 and 13203340102.
It is not an unprimeable number, because it can be changed into a prime (13203340123) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 39986 + ... + 167348.
It is an arithmetic number, because the mean of its divisors is an integer number (1671652500).
Almost surely, 213203340121 is an apocalyptic number.
It is an amenable number.
13203340121 is a deficient number, since it is larger than the sum of its proper divisors (169879879).
13203340121 is a wasteful number, since it uses less digits than its factorization.
13203340121 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 128695.
The product of its (nonzero) digits is 432, while the sum is 20.
Adding to 13203340121 its reverse (12104330231), we get a palindrome (25307670352).
The spelling of 13203340121 in words is "thirteen billion, two hundred three million, three hundred forty thousand, one hundred twenty-one".
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