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2150201 = 2393487
BaseRepresentation
bin1000001100111100111001
311001020112002
420030330321
51022301301
6114030345
724163544
oct10147471
94036462
102150201
111239529
128783b5
135a3911
143dd85b
152c716b
hex20cf39

2150201 has 4 divisors (see below), whose sum is σ = 2243712. Its totient is φ = 2056692.

The previous prime is 2150171. The next prime is 2150207. The reversal of 2150201 is 1020512.

2150201 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 2150201 - 210 = 2149177 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2150207) 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 in 3 ways as a sum of consecutive naturals, for example, 46721 + ... + 46766.

It is an arithmetic number, because the mean of its divisors is an integer number (560928).

22150201 is an apocalyptic number.

It is an amenable number.

2150201 is a deficient number, since it is larger than the sum of its proper divisors (93511).

2150201 is an equidigital number, since it uses as much as digits as its factorization.

2150201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 93510.

The product of its (nonzero) digits is 20, while the sum is 11.

The square root of 2150201 is about 1466.3563686908. The cubic root of 2150201 is about 129.0703100078.

Adding to 2150201 its reverse (1020512), we get a palindrome (3170713).

The spelling of 2150201 in words is "two million, one hundred fifty thousand, two hundred one".

Divisors: 1 23 93487 2150201