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190132201 = 723880249
BaseRepresentation
bin10110101010100…
…10111111101001
3111020202201100101
423111102333221
5342133212301
630511105401
74466045200
oct1325227751
9436681311
10190132201
1198363156
1253812261
133051097c
141b374237
1511a5a701
hexb552fe9

190132201 has 6 divisors (see below), whose sum is σ = 221174250. Its totient is φ = 162970416.

The previous prime is 190132171. The next prime is 190132219. The reversal of 190132201 is 102231091.

It can be written as a sum of positive squares in only one way, i.e., 189778176 + 354025 = 13776^2 + 595^2 .

It is not a de Polignac number, because 190132201 - 25 = 190132169 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (190132291) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1940076 + ... + 1940173.

It is an arithmetic number, because the mean of its divisors is an integer number (36862375).

Almost surely, 2190132201 is an apocalyptic number.

It is an amenable number.

190132201 is a deficient number, since it is larger than the sum of its proper divisors (31042049).

190132201 is an equidigital number, since it uses as much as digits as its factorization.

190132201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3880263 (or 3880256 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 19.

The square root of 190132201 is about 13788.8433525079. The cubic root of 190132201 is about 575.0230120595.

Adding to 190132201 its reverse (102231091), we get a palindrome (292363292).

The spelling of 190132201 in words is "one hundred ninety million, one hundred thirty-two thousand, two hundred one".

Divisors: 1 7 49 3880249 27161743 190132201