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5081282388901 = 17972133074681
BaseRepresentation
bin100100111110001010000…
…0010000010001110100101
3122222202200022021022021101
41021330110002002032211
51131222431242421101
614450150420120101
71033052625444655
oct111742402021645
918882608238241
105081282388901
111689a61492384
126a0953236031
132ab216aa9084
14137d1497a365
158c2985a2401
hex49f140823a5

5081282388901 has 8 divisors (see below), whose sum is σ = 5380238447064. Its totient is φ = 4782332674560.

The previous prime is 5081282388887. The next prime is 5081282389013. The reversal of 5081282388901 is 1098832821805.

It is a Cunningham number, because it is equal to 22541702+1.

It can be written as a sum of positive squares in 4 ways, for example, as 2055856998276 + 3025425390625 = 1433826^2 + 1739375^2 .

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 5081282388901 - 219 = 5081281864613 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 (5081282385901) by changing a digit.

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, 115281 + ... + 3189961.

It is an arithmetic number, because the mean of its divisors is an integer number (672529805883).

Almost surely, 25081282388901 is an apocalyptic number.

It is an amenable number.

5081282388901 is a deficient number, since it is larger than the sum of its proper divisors (298956058163).

5081282388901 is a wasteful number, since it uses less digits than its factorization.

5081282388901 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3171911.

The product of its (nonzero) digits is 2211840, while the sum is 55.

The spelling of 5081282388901 in words is "five trillion, eighty-one billion, two hundred eighty-two million, three hundred eighty-eight thousand, nine hundred one".