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50231613205 = 510199468541
BaseRepresentation
bin101110110010000010…
…011001011100010101
311210122201122100012201
4232302002121130111
51310333243110310
635024233444501
73425533444624
oct566202313425
9153581570181
1050231613205
111a337488524
12989a570731
134976a45367
1426073c16bb
15148ed95e3a
hexbb2099715

50231613205 has 8 divisors (see below), whose sum is σ = 60874747704. Its totient is φ = 39787416000.

The previous prime is 50231613191. The next prime is 50231613269.

50231613205 is nontrivially palindromic in base 10.

It can be written as a sum of positive squares in 4 ways, for example, as 19642302801 + 30589310404 = 140151^2 + 174898^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 50231613205 - 225 = 50198058773 is a prime.

It is a Duffinian number.

It is a congruent number.

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 7 ways as a sum of consecutive naturals, for example, 49733766 + ... + 49734775.

It is an arithmetic number, because the mean of its divisors is an integer number (7609343463).

Almost surely, 250231613205 is an apocalyptic number.

It is an amenable number.

50231613205 is a deficient number, since it is larger than the sum of its proper divisors (10643134499).

50231613205 is a wasteful number, since it uses less digits than its factorization.

50231613205 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 99468647.

The product of its (nonzero) digits is 5400, while the sum is 28.

The spelling of 50231613205 in words is "fifty billion, two hundred thirty-one million, six hundred thirteen thousand, two hundred five".

Divisors: 1 5 101 505 99468541 497342705 10046322641 50231613205