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50914000513 = 1733175771609
BaseRepresentation
bin101111011010101101…
…011111111010000001
311212102021200012121201
4233122231133322001
51313232441004023
635220051421201
73451460602165
oct573255377201
9155367605551
1050914000513
111a657698182
129a4abb4801
134a55228b2c
14266dc92ca5
1514cec39bad
hexbdab5fe81

50914000513 has 16 divisors (see below), whose sum is σ = 51490852560. Its totient is φ = 50341257216.

The previous prime is 50914000493. The next prime is 50914000517. The reversal of 50914000513 is 31500041905.

50914000513 = 1595522 + 1595532.

It can be written as a sum of positive squares in 8 ways, for example, as 17947425024 + 32966575489 = 133968^2 + 181567^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-50914000513 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (50914000517) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 31642453 + ... + 31644061.

It is an arithmetic number, because the mean of its divisors is an integer number (3218178285).

Almost surely, 250914000513 is an apocalyptic number.

50914000513 is the 159553-rd centered square number.

It is an amenable number.

50914000513 is a deficient number, since it is larger than the sum of its proper divisors (576852047).

50914000513 is a wasteful number, since it uses less digits than its factorization.

50914000513 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2676.

The product of its (nonzero) digits is 2700, while the sum is 28.

The spelling of 50914000513 in words is "fifty billion, nine hundred fourteen million, five hundred thirteen", and thus it is an aban number.

Divisors: 1 173 317 577 1609 54841 99821 182909 278357 510053 928393 31643257 88239169 160611989 294300581 50914000513