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5202728349 = 371380923557
BaseRepresentation
bin1001101100001101…
…10101010110011101
3111102120211222120120
410312012311112131
541123344301344
62220132305153
7242633314140
oct46606652635
914376758516
105202728349
11222a8938a5
1210124721b9
1364bb5c9b0
14374d94057
15206b4e219
hex1361b559d

5202728349 has 32 divisors (see below), whose sum is σ = 8548727040. Its totient is φ = 2740787712.

The previous prime is 5202728341. The next prime is 5202728351. The reversal of 5202728349 is 9438272025.

It is not a de Polignac number, because 5202728349 - 23 = 5202728341 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 5202728349.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5202728341) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 209079 + ... + 232635.

It is an arithmetic number, because the mean of its divisors is an integer number (267147720).

Almost surely, 25202728349 is an apocalyptic number.

It is an amenable number.

5202728349 is a deficient number, since it is larger than the sum of its proper divisors (3345998691).

5202728349 is a wasteful number, since it uses less digits than its factorization.

5202728349 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24389.

The product of its (nonzero) digits is 241920, while the sum is 42.

The square root of 5202728349 is about 72129.9407250554. The cubic root of 5202728349 is about 1732.7811580372.

The spelling of 5202728349 in words is "five billion, two hundred two million, seven hundred twenty-eight thousand, three hundred forty-nine".

Divisors: 1 3 7 13 21 39 91 273 809 2427 5663 10517 16989 23557 31551 70671 73619 164899 220857 306241 494697 918723 2143687 6431061 19057613 57172839 133403291 247748969 400209873 743246907 1734242783 5202728349