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319201 is a prime number
BaseRepresentation
bin1001101111011100001
3121012212021
41031323201
540203301
610501441
72466421
oct1157341
9535767
10319201
111a8903
12134881
13b239c
1484481
15648a1
hex4dee1

319201 has 2 divisors, whose sum is σ = 319202. Its totient is φ = 319200.

The previous prime is 319183. The next prime is 319211. The reversal of 319201 is 102913.

319201 = 3992 + 4002.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 160000 + 159201 = 400^2 + 399^2 .

It is an emirp because it is prime and its reverse (102913) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 319201 - 25 = 319169 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (319211) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 159600 + 159601.

It is an arithmetic number, because the mean of its divisors is an integer number (159601).

2319201 is an apocalyptic number.

319201 is the 400-th centered square number.

It is an amenable number.

319201 is a deficient number, since it is larger than the sum of its proper divisors (1).

319201 is an equidigital number, since it uses as much as digits as its factorization.

319201 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 54, while the sum is 16.

The square root of 319201 is about 564.9787606627. The cubic root of 319201 is about 68.3420624714.

The spelling of 319201 in words is "three hundred nineteen thousand, two hundred one".