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200130397 is a prime number
BaseRepresentation
bin10111110110110…
…11111101011101
3111221120200021221
423323123331131
5402213133042
631505253341
74650036355
oct1373337535
9457520257
10200130397
11a2a71a25
1257034251
133260176c
141c817b65
1512882d67
hexbedbf5d

200130397 has 2 divisors, whose sum is σ = 200130398. Its totient is φ = 200130396.

The previous prime is 200130391. The next prime is 200130461. The reversal of 200130397 is 793031002.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 148376761 + 51753636 = 12181^2 + 7194^2 .

It is a cyclic number.

It is not a de Polignac number, because 200130397 - 227 = 65912669 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (200130391) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100065198 + 100065199.

It is an arithmetic number, because the mean of its divisors is an integer number (100065199).

Almost surely, 2200130397 is an apocalyptic number.

It is an amenable number.

200130397 is a deficient number, since it is larger than the sum of its proper divisors (1).

200130397 is an equidigital number, since it uses as much as digits as its factorization.

200130397 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1134, while the sum is 25.

The square root of 200130397 is about 14146.7451026729. The cubic root of 200130397 is about 584.9306144117.

Adding to 200130397 its reverse (793031002), we get a palindrome (993161399).

The spelling of 200130397 in words is "two hundred million, one hundred thirty thousand, three hundred ninety-seven".