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5200397 is a prime number
BaseRepresentation
bin10011110101101000001101
3100210012121022
4103311220031
52312403042
6303243525
762126336
oct23655015
910705538
105200397
112a32154
1218a95a5
131101077
1499528d
156cacd2
hex4f5a0d

5200397 has 2 divisors, whose sum is σ = 5200398. Its totient is φ = 5200396.

The previous prime is 5200379. The next prime is 5200421. The reversal of 5200397 is 7930025.

5200397 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

Together with previous prime (5200379) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2621161 + 2579236 = 1619^2 + 1606^2 .

It is a cyclic number.

It is not a de Polignac number, because 5200397 - 28 = 5200141 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5200337) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2600198 + 2600199.

It is an arithmetic number, because the mean of its divisors is an integer number (2600199).

Almost surely, 25200397 is an apocalyptic number.

It is an amenable number.

5200397 is a deficient number, since it is larger than the sum of its proper divisors (1).

5200397 is an equidigital number, since it uses as much as digits as its factorization.

5200397 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1890, while the sum is 26.

The square root of 5200397 is about 2280.4378965453. The cubic root of 5200397 is about 173.2522298909.

The spelling of 5200397 in words is "five million, two hundred thousand, three hundred ninety-seven".