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2040201 = 33194197
BaseRepresentation
bin111110010000110001001
310211122122000
413302012021
51010241301
6111421213
723225052
oct7620611
93748560
102040201
111173919
12824809
13565827
143b1729
152a4786
hex1f2189

2040201 has 32 divisors (see below), whose sum is σ = 3292800. Its totient is φ = 1244160.

The previous prime is 2040193. The next prime is 2040211. The reversal of 2040201 is 1020402.

It is not a de Polignac number, because 2040201 - 23 = 2040193 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a Curzon number.

2040201 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (2040211) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 20985 + ... + 21081.

It is an arithmetic number, because the mean of its divisors is an integer number (102900).

22040201 is an apocalyptic number.

It is an amenable number.

2040201 is a deficient number, since it is larger than the sum of its proper divisors (1252599).

2040201 is a wasteful number, since it uses less digits than its factorization.

2040201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 166 (or 160 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 9.

The square root of 2040201 is about 1428.3560480496. The cubic root of 2040201 is about 126.8306793515.

Adding to 2040201 its reverse (1020402), we get a palindrome (3060603).

The spelling of 2040201 in words is "two million, forty thousand, two hundred one".

Divisors: 1 3 9 19 27 41 57 97 123 171 291 369 513 779 873 1107 1843 2337 2619 3977 5529 7011 11931 16587 21033 35793 49761 75563 107379 226689 680067 2040201