Base | Representation |
---|---|
bin | 10011001000010101… |
… | …111001110101111101 |
3 | 1222000112121200021010 |
4 | 103020111321311331 |
5 | 314032002214313 |
6 | 13234134025433 |
7 | 1325012036532 |
oct | 231025716575 |
9 | 58015550233 |
10 | 20541054333 |
11 | 8790987168 |
12 | 3b931a8279 |
13 | 1c24805427 |
14 | dcc0c6d89 |
15 | 8034e34c3 |
hex | 4c8579d7d |
20541054333 has 4 divisors (see below), whose sum is σ = 27388072448. Its totient is φ = 13694036220.
The previous prime is 20541054301. The next prime is 20541054341. The reversal of 20541054333 is 33345014502.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is not a de Polignac number, because 20541054333 - 25 = 20541054301 is a prime.
It is a super-2 number, since 2×205410543332 (a number of 21 digits) contains 22 as substring.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 20541054333.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (20541054343) 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, 3423509053 + ... + 3423509058.
It is an arithmetic number, because the mean of its divisors is an integer number (6847018112).
Almost surely, 220541054333 is an apocalyptic number.
It is an amenable number.
20541054333 is a deficient number, since it is larger than the sum of its proper divisors (6847018115).
20541054333 is an equidigital number, since it uses as much as digits as its factorization.
20541054333 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6847018114.
The product of its (nonzero) digits is 21600, while the sum is 30.
Adding to 20541054333 its reverse (33345014502), we get a palindrome (53886068835).
The spelling of 20541054333 in words is "twenty billion, five hundred forty-one million, fifty-four thousand, three hundred thirty-three".
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