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5011332521 = 13385487117
BaseRepresentation
bin1001010101011001…
…01101110110101001
3110221020201001212012
410222230231312221
540230400120041
62145134125305
7235120423616
oct45254556651
913836631765
105011332521
112141848328
12b7a350835
1361b2c8b20
143577b150d
151e4e443eb
hex12ab2dda9

5011332521 has 4 divisors (see below), whose sum is σ = 5396819652. Its totient is φ = 4625845392.

The previous prime is 5011332449. The next prime is 5011332527. The reversal of 5011332521 is 1252331105.

It is a happy number.

5011332521 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1252331105 = 5250466221.

It can be written as a sum of positive squares in 2 ways, for example, as 716365225 + 4294967296 = 26765^2 + 65536^2 .

It is a cyclic number.

It is not a de Polignac number, because 5011332521 - 214 = 5011316137 is a prime.

It is a super-2 number, since 2×50113325212 = 50226907272064430882, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5011332527) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 192743546 + ... + 192743571.

It is an arithmetic number, because the mean of its divisors is an integer number (1349204913).

Almost surely, 25011332521 is an apocalyptic number.

It is an amenable number.

5011332521 is a deficient number, since it is larger than the sum of its proper divisors (385487131).

5011332521 is a wasteful number, since it uses less digits than its factorization.

5011332521 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 385487130.

The product of its (nonzero) digits is 900, while the sum is 23.

The square root of 5011332521 is about 70790.7657890491. The cubic root of 5011332521 is about 1711.2668611014.

Adding to 5011332521 its reverse (1252331105), we get a palindrome (6263663626).

The spelling of 5011332521 in words is "five billion, eleven million, three hundred thirty-two thousand, five hundred twenty-one".

Divisors: 1 13 385487117 5011332521