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5038300081 = 171372163289
BaseRepresentation
bin1001011000100111…
…00101101110110001
3111000010110011101201
410230103211232301
540304301100311
62151540131201
7235565562343
oct45423455661
914003404351
105038300081
112155a97471
12b87396b01
13623a7b769
1435b1d1293
151e74be9c1
hex12c4e5bb1

5038300081 has 8 divisors (see below), whose sum is σ = 5373612360. Its totient is φ = 4707314688.

The previous prime is 5038300051. The next prime is 5038300117. The reversal of 5038300081 is 1800038305.

It can be written as a sum of positive squares in 4 ways, for example, as 1836551025 + 3201749056 = 42855^2 + 56584^2 .

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

It is not a de Polignac number, because 5038300081 - 25 = 5038300049 is a prime.

It is a super-2 number, since 2×50383000812 = 50768935412409213122, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5038300051) 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, 1079316 + ... + 1083973.

It is an arithmetic number, because the mean of its divisors is an integer number (671701545).

Almost surely, 25038300081 is an apocalyptic number.

It is an amenable number.

5038300081 is a deficient number, since it is larger than the sum of its proper divisors (335312279).

5038300081 is a wasteful number, since it uses less digits than its factorization.

5038300081 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2163443.

The product of its (nonzero) digits is 2880, while the sum is 28.

The square root of 5038300081 is about 70980.9839393622. The cubic root of 5038300081 is about 1714.3309934413.

Adding to 5038300081 its reverse (1800038305), we get a palindrome (6838338386).

The spelling of 5038300081 in words is "five billion, thirty-eight million, three hundred thousand, eighty-one".

Divisors: 1 17 137 2329 2163289 36775913 296370593 5038300081