Base | Representation |
---|---|
bin | 1001001010000000101000… |
… | …00001111111111111111111 |
3 | 2122021220022201101122010022 |
4 | 10211000110001333333333 |
5 | 10114343233021033010 |
6 | 110453542404202355 |
7 | 4145500415326016 |
oct | 445002401777777 |
9 | 78256281348108 |
10 | 20135142752255 |
11 | 64632a2186043 |
12 | 23123aa6993bb |
13 | b3097477912b |
14 | 4d8790747a7d |
15 | 24db6444cd55 |
hex | 12501407ffff |
20135142752255 has 8 divisors (see below), whose sum is σ = 24175677278400. Its totient is φ = 16099110218016.
The previous prime is 20135142752243. The next prime is 20135142752303. The reversal of 20135142752255 is 55225724153102.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 20135142752255 - 210 = 20135142751231 is a prime.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1125488135 + ... + 1125506024.
It is an arithmetic number, because the mean of its divisors is an integer number (3021959659800).
Almost surely, 220135142752255 is an apocalyptic number.
20135142752255 is a deficient number, since it is larger than the sum of its proper divisors (4040534526145).
20135142752255 is a wasteful number, since it uses less digits than its factorization.
20135142752255 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2250995953.
The product of its (nonzero) digits is 840000, while the sum is 44.
The spelling of 20135142752255 in words is "twenty trillion, one hundred thirty-five billion, one hundred forty-two million, seven hundred fifty-two thousand, two hundred fifty-five".
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