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20200130333 = 178911291297
BaseRepresentation
bin10010110100000001…
…011000011100011101
31221010210002221110022
4102310001120130131
5312332213132313
613140234521525
71313402163155
oct226401303435
957123087408
1020200130333
1186264a0999
123ab8b962a5
131b9bca9356
14d98add765
157d35edc08
hex4b405871d

20200130333 has 4 divisors (see below), whose sum is σ = 20211423420. Its totient is φ = 20188837248.

The previous prime is 20200130323. The next prime is 20200130341. The reversal of 20200130333 is 33303100202.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 33303100202 = 216651550101.

It can be written as a sum of positive squares in 2 ways, for example, as 19629971449 + 570158884 = 140107^2 + 23878^2 .

It is a cyclic number.

It is not a de Polignac number, because 20200130333 - 210 = 20200129309 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 (20200130323) 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, 5643860 + ... + 5647437.

It is an arithmetic number, because the mean of its divisors is an integer number (5052855855).

Almost surely, 220200130333 is an apocalyptic number.

It is an amenable number.

20200130333 is a deficient number, since it is larger than the sum of its proper divisors (11293087).

20200130333 is a wasteful number, since it uses less digits than its factorization.

20200130333 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11293086.

The product of its (nonzero) digits is 324, while the sum is 17.

Adding to 20200130333 its reverse (33303100202), we get a palindrome (53503230535).

The spelling of 20200130333 in words is "twenty billion, two hundred million, one hundred thirty thousand, three hundred thirty-three".

Divisors: 1 1789 11291297 20200130333