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2003103201 = 311113537169
BaseRepresentation
bin111011101100100…
…1110110111100001
312011121012012000110
41313121032313201
513100243300301
6530433241533
7100432045011
oct16731166741
95147165013
102003103201
119387770a0
1247aa032a9
1325bcc2988
14150065c41
15bacc70d6
hex7764ede1

2003103201 has 16 divisors (see below), whose sum is σ = 2939394240. Its totient is φ = 1203256320.

The previous prime is 2003103197. The next prime is 2003103211. The reversal of 2003103201 is 1023013002.

It is a happy number.

It is not a de Polignac number, because 2003103201 - 22 = 2003103197 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2003103211) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 264856 + ... + 272313.

It is an arithmetic number, because the mean of its divisors is an integer number (183712140).

Almost surely, 22003103201 is an apocalyptic number.

It is an amenable number.

2003103201 is a deficient number, since it is larger than the sum of its proper divisors (936291039).

2003103201 is a wasteful number, since it uses less digits than its factorization.

2003103201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 537296.

The product of its (nonzero) digits is 36, while the sum is 12.

The square root of 2003103201 is about 44756.0409442122. The cubic root of 2003103201 is about 1260.5723445382.

Adding to 2003103201 its reverse (1023013002), we get a palindrome (3026116203).

The spelling of 2003103201 in words is "two billion, three million, one hundred three thousand, two hundred one".

Divisors: 1 3 11 33 113 339 1243 3729 537169 1611507 5908859 17726577 60700097 182100291 667701067 2003103201