Base | Representation |
---|---|
bin | 10010110101111000… |
… | …011010010010010101 |
3 | 1221012221211012111010 |
4 | 102311320122102111 |
5 | 312413210124023 |
6 | 13143311402433 |
7 | 1314231331113 |
oct | 226570322225 |
9 | 57187735433 |
10 | 20231333013 |
11 | 8642072a31 |
12 | 3b07523419 |
13 | 1ba55b2888 |
14 | d9cd02ab3 |
15 | 7d6214093 |
hex | 4b5e1a495 |
20231333013 has 8 divisors (see below), whose sum is σ = 26981319328. Its totient is φ = 13484451024.
The previous prime is 20231332969. The next prime is 20231333051. The reversal of 20231333013 is 31033313202.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 20231333013 - 213 = 20231324821 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (20231333813) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 760831 + ... + 786972.
It is an arithmetic number, because the mean of its divisors is an integer number (3372664916).
Almost surely, 220231333013 is an apocalyptic number.
It is an amenable number.
20231333013 is a deficient number, since it is larger than the sum of its proper divisors (6749986315).
20231333013 is a wasteful number, since it uses less digits than its factorization.
20231333013 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1552163.
The product of its (nonzero) digits is 972, while the sum is 21.
Adding to 20231333013 its reverse (31033313202), we get a palindrome (51264646215).
The spelling of 20231333013 in words is "twenty billion, two hundred thirty-one million, three hundred thirty-three thousand, thirteen".
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