Base | Representation |
---|---|
bin | 10111000011111010101001… |
… | …01110001110110101001101 |
3 | 20122120000210110110000222022 |
4 | 23201331110232032311031 |
5 | 23121331340132110024 |
6 | 255504452305255525 |
7 | 13452554056015016 |
oct | 1341752456166515 |
9 | 218500713400868 |
10 | 50712100269389 |
11 | 151819765a4219 |
12 | 58304179345a5 |
13 | 223b190a30a20 |
14 | c7469b98c00d |
15 | 5ce21119235e |
hex | 2e1f54b8ed4d |
50712100269389 has 4 divisors (see below), whose sum is σ = 54613031059356. Its totient is φ = 46811169479424.
The previous prime is 50712100269353. The next prime is 50712100269401. The reversal of 50712100269389 is 98396200121705.
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 32553209513764 + 18158890755625 = 5705542^2 + 4261325^2 .
It is a cyclic number.
It is not a de Polignac number, because 50712100269389 - 228 = 50711831833933 is a prime.
It is a super-2 number, since 2×507121002693892 (a number of 28 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 50712100269389.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (50712100269329) 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, 1950465394964 + ... + 1950465394989.
It is an arithmetic number, because the mean of its divisors is an integer number (13653257764839).
Almost surely, 250712100269389 is an apocalyptic number.
It is an amenable number.
50712100269389 is a deficient number, since it is larger than the sum of its proper divisors (3900930789967).
50712100269389 is a wasteful number, since it uses less digits than its factorization.
50712100269389 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3900930789966.
The product of its (nonzero) digits is 1632960, while the sum is 53.
The spelling of 50712100269389 in words is "fifty trillion, seven hundred twelve billion, one hundred million, two hundred sixty-nine thousand, three hundred eighty-nine".
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