Base | Representation |
---|---|
bin | 1001000110011101100011… |
… | …00101111000110010000011 |
3 | 2121212020122120001102021012 |
4 | 10203032301211320302003 |
5 | 10110344044411144303 |
6 | 110321541340351135 |
7 | 4133623356206603 |
oct | 443166145706203 |
9 | 77766576042235 |
10 | 20013232131203 |
11 | 6416622881063 |
12 | 22b2846b454ab |
13 | b223167aca7c |
14 | 4d2907770c03 |
15 | 24a8cb88c5d8 |
hex | 1233b1978c83 |
20013232131203 has 8 divisors (see below), whose sum is σ = 20299160578608. Its totient is φ = 19727621915904.
The previous prime is 20013232131149. The next prime is 20013232131227. The reversal of 20013232131203 is 30213123231002.
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 20013232131203 - 226 = 20013165022339 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (20013232731203) 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, 79431350 + ... + 79682907.
It is an arithmetic number, because the mean of its divisors is an integer number (2537395072326).
Almost surely, 220013232131203 is an apocalyptic number.
20013232131203 is a deficient number, since it is larger than the sum of its proper divisors (285928447405).
20013232131203 is a wasteful number, since it uses less digits than its factorization.
20013232131203 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 159116053.
The product of its (nonzero) digits is 1296, while the sum is 23.
Adding to 20013232131203 its reverse (30213123231002), we get a palindrome (50226355362205).
The spelling of 20013232131203 in words is "twenty trillion, thirteen billion, two hundred thirty-two million, one hundred thirty-one thousand, two hundred three".
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