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2020333032013 = 12371633252249
BaseRepresentation
bin11101011001100101001…
…110111001001001001101
321011010211111000220020211
4131121211032321021031
5231100120224011023
64144043404242421
7265651510265542
oct35314516711115
97133744026224
102020333032013
1170990036577a
12287679540411
13118693c33b6a
146dadb0a6bc9
15378480cea0d
hex1d6653b924d

2020333032013 has 4 divisors (see below), whose sum is σ = 2021966285500. Its totient is φ = 2018699778528.

The previous prime is 2020333031971. The next prime is 2020333032017. The reversal of 2020333032013 is 3102303330202.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1487260738089 + 533072293924 = 1219533^2 + 730118^2 .

It is a cyclic number.

It is not a de Polignac number, because 2020333032013 - 221 = 2020330934861 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2020333032017) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 816624888 + ... + 816627361.

It is an arithmetic number, because the mean of its divisors is an integer number (505491571375).

Almost surely, 22020333032013 is an apocalyptic number.

It is an amenable number.

2020333032013 is a deficient number, since it is larger than the sum of its proper divisors (1633253487).

2020333032013 is a wasteful number, since it uses less digits than its factorization.

2020333032013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1633253486.

The product of its (nonzero) digits is 1944, while the sum is 22.

Adding to 2020333032013 its reverse (3102303330202), we get a palindrome (5122636362215).

The spelling of 2020333032013 in words is "two trillion, twenty billion, three hundred thirty-three million, thirty-two thousand, thirteen".

Divisors: 1 1237 1633252249 2020333032013