Base | Representation |
---|---|
bin | 11000011100100000… |
… | …11110010001010001 |
3 | 1020212122022102022021 |
4 | 30032100132101101 |
5 | 203334232214301 |
6 | 10010143011441 |
7 | 643141006501 |
oct | 141620362121 |
9 | 36778272267 |
10 | 13124101201 |
11 | 5625238532 |
12 | 2663299b81 |
13 | 1312003573 |
14 | 8c7031a01 |
15 | 51c2b78a1 |
hex | 30e41e451 |
13124101201 has 4 divisors (see below), whose sum is σ = 13896107172. Its totient is φ = 12352095232.
The previous prime is 13124101181. The next prime is 13124101213. The reversal of 13124101201 is 10210142131.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 10650033601 + 2474067600 = 103199^2 + 49740^2 .
It is a cyclic number.
It is not a de Polignac number, because 13124101201 - 225 = 13090546769 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (13124101801) 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, 386002960 + ... + 386002993.
It is an arithmetic number, because the mean of its divisors is an integer number (3474026793).
Almost surely, 213124101201 is an apocalyptic number.
It is an amenable number.
13124101201 is a deficient number, since it is larger than the sum of its proper divisors (772005971).
13124101201 is an equidigital number, since it uses as much as digits as its factorization.
13124101201 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 772005970.
The product of its (nonzero) digits is 48, while the sum is 16.
Adding to 13124101201 its reverse (10210142131), we get a palindrome (23334243332).
The spelling of 13124101201 in words is "thirteen billion, one hundred twenty-four million, one hundred one thousand, two hundred one".
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