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2001201 = 34611447
BaseRepresentation
bin111101000100100110001
310202200010120
413220210301
51003014301
6110520453
723003256
oct7504461
93680116
102001201
111147594
12806129
13550b57
143a142d
15297e36
hex1e8931

2001201 has 8 divisors (see below), whose sum is σ = 2675904. Its totient is φ = 1330320.

The previous prime is 2001199. The next prime is 2001211. The reversal of 2001201 is 1021002.

Adding to 2001201 its reverse (1021002), we get a palindrome (3022203).

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2001201 - 21 = 2001199 is a prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 2001201.

It is not an unprimeable number, because it can be changed into a prime (2001211) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 660 + ... + 2106.

It is an arithmetic number, because the mean of its divisors is an integer number (334488).

22001201 is an apocalyptic number.

It is an amenable number.

2001201 is a deficient number, since it is larger than the sum of its proper divisors (674703).

2001201 is a wasteful number, since it uses less digits than its factorization.

2001201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1911.

The product of its (nonzero) digits is 4, while the sum is 6.

The square root of 2001201 is about 1414.6381162686. The cubic root of 2001201 is about 126.0173193628.

The spelling of 2001201 in words is "two million, one thousand, two hundred one".

Divisors: 1 3 461 1383 1447 4341 667067 2001201