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5215130241 = 319891028017
BaseRepresentation
bin1001101101101100…
…01001001010000001
3111110110012001202220
410312312021022001
541140033131431
62221254201253
7243143606226
oct46666111201
914413161686
105215130241
1122368945a2
121016653229
136515b28a9
143768a194d
15207c9db96
hex136d89281

5215130241 has 16 divisors (see below), whose sum is σ = 7401729600. Its totient is φ = 3256754688.

The previous prime is 5215130209. The next prime is 5215130243. The reversal of 5215130241 is 1420315125.

It is a happy number.

It is not a de Polignac number, because 5215130241 - 25 = 5215130209 is a prime.

It is not an unprimeable number, because it can be changed into a prime (5215130243) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 508936 + ... + 519081.

It is an arithmetic number, because the mean of its divisors is an integer number (462608100).

Almost surely, 25215130241 is an apocalyptic number.

It is an amenable number.

5215130241 is a deficient number, since it is larger than the sum of its proper divisors (2186599359).

5215130241 is a wasteful number, since it uses less digits than its factorization.

5215130241 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1028128.

The product of its (nonzero) digits is 1200, while the sum is 24.

The square root of 5215130241 is about 72215.8586530687. The cubic root of 5215130241 is about 1734.1568921176.

Adding to 5215130241 its reverse (1420315125), we get a palindrome (6635445366).

The spelling of 5215130241 in words is "five billion, two hundred fifteen million, one hundred thirty thousand, two hundred forty-one".

Divisors: 1 3 19 57 89 267 1691 5073 1028017 3084051 19532323 58596969 91493513 274480539 1738376747 5215130241