Base | Representation |
---|---|
bin | 1001010101010100111101… |
… | …11100000111110110011101 |
3 | 2200200002002021002221121221 |
4 | 10222222132330013312131 |
5 | 10142231143144114323 |
6 | 111352334343453341 |
7 | 4215545233054042 |
oct | 452523674076635 |
9 | 80602067087557 |
10 | 20524020301213 |
11 | 65a3208444340 |
12 | 2375838a57251 |
13 | b5b5399b83a0 |
14 | 50d5216831c9 |
15 | 258d2466a55d |
hex | 12aa9ef07d9d |
20524020301213 has 8 divisors (see below), whose sum is σ = 24112135738656. Its totient is φ = 17222954098800.
The previous prime is 20524020301151. The next prime is 20524020301237. The reversal of 20524020301213 is 31210302042502.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-20524020301213 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 (20524020301283) 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, 71762308603 + ... + 71762308888.
It is an arithmetic number, because the mean of its divisors is an integer number (3014016967332).
Almost surely, 220524020301213 is an apocalyptic number.
It is an amenable number.
20524020301213 is a deficient number, since it is larger than the sum of its proper divisors (3588115437443).
20524020301213 is a wasteful number, since it uses less digits than its factorization.
20524020301213 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 143524617515.
The product of its (nonzero) digits is 2880, while the sum is 25.
Adding to 20524020301213 its reverse (31210302042502), we get a palindrome (51734322343715).
The spelling of 20524020301213 in words is "twenty trillion, five hundred twenty-four billion, twenty million, three hundred one thousand, two hundred thirteen".
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