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50127705041 = 385691299689
BaseRepresentation
bin101110101011110110…
…000001001111010001
311210101111010021000012
4232223312001033101
51310130143030131
635010042404305
73423132314441
oct565366011721
9153344107005
1050127705041
111a293867807
12986b800695
13495b363a3b
1425d7694121
151485bbd52b
hexbabd813d1

50127705041 has 4 divisors (see below), whose sum is σ = 50129043300. Its totient is φ = 50126366784.

The previous prime is 50127705013. The next prime is 50127705071. The reversal of 50127705041 is 14050772105.

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 27708931600 + 22418773441 = 166460^2 + 149729^2 .

It is a cyclic number.

It is not a de Polignac number, because 50127705041 - 222 = 50123510737 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 50127704989 and 50127705007.

It is not an unprimeable number, because it can be changed into a prime (50127705071) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 611276 + ... + 688413.

It is an arithmetic number, because the mean of its divisors is an integer number (12532260825).

Almost surely, 250127705041 is an apocalyptic number.

It is an amenable number.

50127705041 is a deficient number, since it is larger than the sum of its proper divisors (1338259).

50127705041 is a wasteful number, since it uses less digits than its factorization.

50127705041 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1338258.

The product of its (nonzero) digits is 9800, while the sum is 32.

The spelling of 50127705041 in words is "fifty billion, one hundred twenty-seven million, seven hundred five thousand, forty-one".

Divisors: 1 38569 1299689 50127705041