Base | Representation |
---|---|
bin | 10010101111111101… |
… | …111000001101011001 |
3 | 1220222001002210111111 |
4 | 102233331320031121 |
5 | 312212304244001 |
6 | 13125404500321 |
7 | 1311615023563 |
oct | 225775701531 |
9 | 56861083444 |
10 | 20132103001 |
11 | 85a1057a5a |
12 | 3a9a24a6a1 |
13 | 1b8ab7b6aa |
14 | d8da72333 |
15 | 7cc662851 |
hex | 4aff78359 |
20132103001 has 4 divisors (see below), whose sum is σ = 21316344372. Its totient is φ = 18947861632.
The previous prime is 20132102989. The next prime is 20132103029. The reversal of 20132103001 is 10030123102.
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 17796894025 + 2335208976 = 133405^2 + 48324^2 .
It is not a de Polignac number, because 20132103001 - 227 = 19997885273 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (20132163001) 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, 592120660 + ... + 592120693.
It is an arithmetic number, because the mean of its divisors is an integer number (5329086093).
Almost surely, 220132103001 is an apocalyptic number.
It is an amenable number.
20132103001 is a deficient number, since it is larger than the sum of its proper divisors (1184241371).
20132103001 is a wasteful number, since it uses less digits than its factorization.
20132103001 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1184241370.
The product of its (nonzero) digits is 36, while the sum is 13.
Adding to 20132103001 its reverse (10030123102), we get a palindrome (30162226103).
The spelling of 20132103001 in words is "twenty billion, one hundred thirty-two million, one hundred three thousand, one".
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