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50389963537 = 534871952267
BaseRepresentation
bin101110111011011110…
…011101001100010001
311211001202121101000211
4232323132131030101
51311144312313122
635052051444121
73432465423454
oct567336351421
9154052541024
1050389963537
111a408903471
1299235b6641
1349a07a8c94
14262044149b
15149dc24877
hexbbb79d311

50389963537 has 8 divisors (see below), whose sum is σ = 51446166336. Its totient is φ = 49337666352.

The previous prime is 50389963511. The next prime is 50389963567. The reversal of 50389963537 is 73536998305.

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 50389963537 - 215 = 50389930769 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (50389963567) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 950323 + ... + 1001944.

It is an arithmetic number, because the mean of its divisors is an integer number (6430770792).

Almost surely, 250389963537 is an apocalyptic number.

It is an amenable number.

50389963537 is a deficient number, since it is larger than the sum of its proper divisors (1056202799).

50389963537 is a wasteful number, since it uses less digits than its factorization.

50389963537 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1952807.

The product of its (nonzero) digits is 18370800, while the sum is 58.

The spelling of 50389963537 in words is "fifty billion, three hundred eighty-nine million, nine hundred sixty-three thousand, five hundred thirty-seven".

Divisors: 1 53 487 25811 1952267 103470151 950754029 50389963537