Base | Representation |
---|---|
bin | 10010110111000000… |
… | …000011010110000101 |
3 | 1221021021011100100111 |
4 | 102313000003112011 |
5 | 312433012112123 |
6 | 13145222113021 |
7 | 1314550060345 |
oct | 226700032605 |
9 | 57237140314 |
10 | 20250113413 |
11 | 865172aa22 |
12 | 3b1187b771 |
13 | 1ba9459b3a |
14 | da15d0d25 |
15 | 7d7bc390d |
hex | 4b7003585 |
20250113413 has 4 divisors (see below), whose sum is σ = 20435894380. Its totient is φ = 20064332448.
The previous prime is 20250113381. The next prime is 20250113423. The reversal of 20250113413 is 31431105202.
It is a happy number.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 9500985729 + 10749127684 = 97473^2 + 103678^2 .
It is a cyclic number.
It is not a de Polignac number, because 20250113413 - 25 = 20250113381 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 (20250113423) 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, 92890320 + ... + 92890537.
It is an arithmetic number, because the mean of its divisors is an integer number (5108973595).
Almost surely, 220250113413 is an apocalyptic number.
It is an amenable number.
20250113413 is a deficient number, since it is larger than the sum of its proper divisors (185780967).
20250113413 is a wasteful number, since it uses less digits than its factorization.
20250113413 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 185780966.
The product of its (nonzero) digits is 720, while the sum is 22.
Adding to 20250113413 its reverse (31431105202), we get a palindrome (51681218615).
The spelling of 20250113413 in words is "twenty billion, two hundred fifty million, one hundred thirteen thousand, four hundred thirteen".
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