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320101 is a prime number
BaseRepresentation
bin1001110001001100101
3121021002121
41032021211
540220401
610505541
72502145
oct1161145
9537077
10320101
111a9551
121352b1
13b2912
1484925
1564ca1
hex4e265

320101 has 2 divisors, whose sum is σ = 320102. Its totient is φ = 320100.

The previous prime is 320083. The next prime is 320107. The reversal of 320101 is 101023.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 245025 + 75076 = 495^2 + 274^2 .

It is a cyclic number.

It is not a de Polignac number, because 320101 - 27 = 319973 is a prime.

320101 is a modest number, since divided by 101 gives 32 as remainder.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (320107) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 160050 + 160051.

It is an arithmetic number, because the mean of its divisors is an integer number (160051).

2320101 is an apocalyptic number.

It is an amenable number.

320101 is a deficient number, since it is larger than the sum of its proper divisors (1).

320101 is an equidigital number, since it uses as much as digits as its factorization.

320101 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6, while the sum is 7.

The square root of 320101 is about 565.7746901373. The cubic root of 320101 is about 68.4062332589.

Adding to 320101 its reverse (101023), we get a palindrome (421124).

The spelling of 320101 in words is "three hundred twenty thousand, one hundred one", and thus it is an iban number.