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5230245251 = 72119703609
BaseRepresentation
bin1001101111011111…
…10011010110000011
3111111111121222200002
410313233303112003
541202420322001
62222554150215
7243416231300
oct46757632603
914444558602
105230245251
112244378740
12101b72236b
1365477569a
143788b80a7
1520928746b
hex137bf3583

5230245251 has 12 divisors (see below), whose sum is σ = 6637269240. Its totient is φ = 4075515360.

The previous prime is 5230245247. The next prime is 5230245263. The reversal of 5230245251 is 1525420325.

It is not a de Polignac number, because 5230245251 - 22 = 5230245247 is a prime.

It is not an unprimeable number, because it can be changed into a prime (5230245221) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4851266 + ... + 4852343.

It is an arithmetic number, because the mean of its divisors is an integer number (553105770).

Almost surely, 25230245251 is an apocalyptic number.

5230245251 is a deficient number, since it is larger than the sum of its proper divisors (1407023989).

5230245251 is a wasteful number, since it uses less digits than its factorization.

5230245251 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9703634 (or 9703627 counting only the distinct ones).

The product of its (nonzero) digits is 12000, while the sum is 29.

The square root of 5230245251 is about 72320.4345327100. The cubic root of 5230245251 is about 1735.8306448995.

Adding to 5230245251 its reverse (1525420325), we get a palindrome (6755665576).

The spelling of 5230245251 in words is "five billion, two hundred thirty million, two hundred forty-five thousand, two hundred fifty-one".

Divisors: 1 7 11 49 77 539 9703609 67925263 106739699 475476841 747177893 5230245251