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50520141253 = 67754031959
BaseRepresentation
bin101111000011001111…
…000010110111000101
311211101211120002021201
4233003033002313011
51311431124010003
635113021542501
73435636054361
oct570317026705
9154354502251
1050520141253
111a47533695a
12995b114a31
1349c175760a
14263384a2a1
1514aa38ab1d
hexbc33c2dc5

50520141253 has 4 divisors (see below), whose sum is σ = 51274173280. Its totient is φ = 49766109228.

The previous prime is 50520141241. The next prime is 50520141277. The reversal of 50520141253 is 35214102505.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-50520141253 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50520141053) 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, 377015913 + ... + 377016046.

It is an arithmetic number, because the mean of its divisors is an integer number (12818543320).

Almost surely, 250520141253 is an apocalyptic number.

It is an amenable number.

50520141253 is a deficient number, since it is larger than the sum of its proper divisors (754032027).

50520141253 is an equidigital number, since it uses as much as digits as its factorization.

50520141253 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 754032026.

The product of its (nonzero) digits is 6000, while the sum is 28.

Adding to 50520141253 its reverse (35214102505), we get a palindrome (85734243758).

The spelling of 50520141253 in words is "fifty billion, five hundred twenty million, one hundred forty-one thousand, two hundred fifty-three".

Divisors: 1 67 754031959 50520141253