Base | Representation |
---|---|
bin | 1001000110000101001000… |
… | …10011111110101010100101 |
3 | 2121210222211001121020220210 |
4 | 10203002210103332222211 |
5 | 10110140223323243023 |
6 | 110311532541050033 |
7 | 4132650504456336 |
oct | 443024423765245 |
9 | 77728731536823 |
10 | 20000124431013 |
11 | 6411006925991 |
12 | 22b01a9256919 |
13 | b21007ccc75c |
14 | 4d20229ac28d |
15 | 24a3b0c64593 |
hex | 1230a44feaa5 |
20000124431013 has 16 divisors (see below), whose sum is σ = 27170803783296. Its totient is φ = 13081445931840.
The previous prime is 20000124431011. The next prime is 20000124431033. The reversal of 20000124431013 is 31013442100002.
It is not a de Polignac number, because 20000124431013 - 21 = 20000124431011 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (20000124431011) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3403203 + ... + 7182063.
It is an arithmetic number, because the mean of its divisors is an integer number (1698175236456).
Almost surely, 220000124431013 is an apocalyptic number.
It is an amenable number.
20000124431013 is a deficient number, since it is larger than the sum of its proper divisors (7170679352283).
20000124431013 is a wasteful number, since it uses less digits than its factorization.
20000124431013 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3812204.
The product of its (nonzero) digits is 576, while the sum is 21.
Adding to 20000124431013 its reverse (31013442100002), we get a palindrome (51013566531015).
The spelling of 20000124431013 in words is "twenty trillion, one hundred twenty-four million, four hundred thirty-one thousand, thirteen".
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