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50514433141 = 91954966739
BaseRepresentation
bin101111000010111001…
…010001010001110101
311211101102211002020011
4233002321101101311
51311423143330031
635112255340221
73435536411554
oct570271212165
9154342732204
1050514433141
111a472098307
129959221671
1349c0509433
142632ba1d9b
1514a9b0e6b1
hexbc2e51475

50514433141 has 4 divisors (see below), whose sum is σ = 50569400800. Its totient is φ = 50459465484.

The previous prime is 50514433129. The next prime is 50514433153. The reversal of 50514433141 is 14133441505.

50514433141 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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, and also an emirpimes, since its reverse is a distinct semiprime: 14133441505 = 52826688301.

It is an interprime number because it is at equal distance from previous prime (50514433129) and next prime (50514433153).

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-50514433141 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 (50514433741) 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, 27482451 + ... + 27484288.

It is an arithmetic number, because the mean of its divisors is an integer number (12642350200).

Almost surely, 250514433141 is an apocalyptic number.

It is an amenable number.

50514433141 is a deficient number, since it is larger than the sum of its proper divisors (54967659).

50514433141 is an equidigital number, since it uses as much as digits as its factorization.

50514433141 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54967658.

The product of its (nonzero) digits is 14400, while the sum is 31.

Adding to 50514433141 its reverse (14133441505), we get a palindrome (64647874646).

The spelling of 50514433141 in words is "fifty billion, five hundred fourteen million, four hundred thirty-three thousand, one hundred forty-one".

Divisors: 1 919 54966739 50514433141