Base | Representation |
---|---|
bin | 10010110111001001… |
… | …001101000010011101 |
3 | 1221021102200020011100 |
4 | 102313021031002131 |
5 | 312434120344123 |
6 | 13145345343313 |
7 | 1314606341460 |
oct | 226711150235 |
9 | 57242606140 |
10 | 20252512413 |
11 | 8653019371 |
12 | 3b12637b39 |
13 | 1ba9ab9a73 |
14 | da1a572d7 |
15 | 7d7ee9643 |
hex | 4b724d09d |
20252512413 has 24 divisors (see below), whose sum is σ = 34585574400. Its totient is φ = 11173798944.
The previous prime is 20252512411. The next prime is 20252512417. The reversal of 20252512413 is 31421525202.
20252512413 is a `hidden beast` number, since 2 + 0 + 2 + 525 + 124 + 13 = 666.
It is not a de Polignac number, because 20252512413 - 21 = 20252512411 is a prime.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (20252512411) 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 23 ways as a sum of consecutive naturals, for example, 5540733 + ... + 5544386.
It is an arithmetic number, because the mean of its divisors is an integer number (1441065600).
Almost surely, 220252512413 is an apocalyptic number.
It is an amenable number.
20252512413 is a deficient number, since it is larger than the sum of its proper divisors (14333061987).
20252512413 is a wasteful number, since it uses less digits than its factorization.
20252512413 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 11085161 (or 11085158 counting only the distinct ones).
The product of its (nonzero) digits is 4800, while the sum is 27.
The spelling of 20252512413 in words is "twenty billion, two hundred fifty-two million, five hundred twelve thousand, four hundred thirteen".
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