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50546305133 = 611237669869
BaseRepresentation
bin101111000100110010…
…110110100001101101
311211110122210100101022
4233010302312201231
51312004323231013
635115354423525
73436404335042
oct570462664155
9154418710338
1050546305133
111a4890871a5
129967a31ba5
1349c6cb84bc
1426370db1c9
1514ac808008
hexbc4cb686d

50546305133 has 8 divisors (see below), whose sum is σ = 51416541720. Its totient is φ = 49677410880.

The previous prime is 50546305127. The next prime is 50546305141. The reversal of 50546305133 is 33150364505.

It can be written as a sum of positive squares in 4 ways, for example, as 978626089 + 49567679044 = 31283^2 + 222638^2 .

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 50546305133 - 212 = 50546301037 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 50546305093 and 50546305102.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50546305633) 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 7 ways as a sum of consecutive naturals, for example, 259478 + ... + 410391.

It is an arithmetic number, because the mean of its divisors is an integer number (6427067715).

Almost surely, 250546305133 is an apocalyptic number.

It is an amenable number.

50546305133 is a deficient number, since it is larger than the sum of its proper divisors (870236587).

50546305133 is a wasteful number, since it uses less digits than its factorization.

50546305133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 671167.

The product of its (nonzero) digits is 81000, while the sum is 35.

Adding to 50546305133 its reverse (33150364505), we get a palindrome (83696669638).

The spelling of 50546305133 in words is "fifty billion, five hundred forty-six million, three hundred five thousand, one hundred thirty-three".

Divisors: 1 61 1237 75457 669869 40862009 828627953 50546305133