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50286268516 = 22112101932
BaseRepresentation
bin101110110101010010…
…111001000001100100
311210210112111010012111
4232311102321001210
51310441241043031
635033505130404
73430066141561
oct566522710144
9153715433174
1050286268516
111a365318900
1298b4929a04
134985170693
14261076b868
151494a901b1
hexbb54b9064

50286268516 has 27 divisors (see below), whose sum is σ = 96737829433. Its totient is φ = 22855152320.

The previous prime is 50286268451. The next prime is 50286268541. The reversal of 50286268516 is 61586268205.

The square root of 50286268516 is 224246.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 36005062500 + 14281206016 = 189750^2 + 119504^2 .

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 50286268516.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 4928316 + ... + 4938508.

Almost surely, 250286268516 is an apocalyptic number.

50286268516 is the 224246-th square number.

It is an amenable number.

50286268516 is a deficient number, since it is larger than the sum of its proper divisors (46451560917).

50286268516 is an equidigital number, since it uses as much as digits as its factorization.

50286268516 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20412 (or 10206 counting only the distinct ones).

The product of its (nonzero) digits is 1382400, while the sum is 49.

Multiplying 50286268516 by its sum of digits (49), we get a square (2464027157284 = 15697222).

The spelling of 50286268516 in words is "fifty billion, two hundred eighty-six million, two hundred sixty-eight thousand, five hundred sixteen".

Divisors: 1 2 4 11 22 44 121 242 484 10193 20386 40772 112123 224246 448492 1233353 2466706 4933412 103897249 207794498 415588996 1142869739 2285739478 4571478956 12571567129 25143134258 50286268516