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2020130012 = 22505032503
BaseRepresentation
bin111100001101000…
…1011110011011100
312012210020020102002
41320122023303130
513114123130022
6532242221432
7101026551605
oct17032136334
95183206362
102020130012
1194734663a
12484654878
132626a4a04
14152418dac
15bc53c092
hex7868bcdc

2020130012 has 6 divisors (see below), whose sum is σ = 3535227528. Its totient is φ = 1010065004.

The previous prime is 2020130011. The next prime is 2020130023. The reversal of 2020130012 is 2100310202.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 2020129975 and 2020130002.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2020130011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 252516248 + ... + 252516255.

It is an arithmetic number, because the mean of its divisors is an integer number (589204588).

Almost surely, 22020130012 is an apocalyptic number.

It is an amenable number.

2020130012 is a deficient number, since it is larger than the sum of its proper divisors (1515097516).

2020130012 is a wasteful number, since it uses less digits than its factorization.

2020130012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 505032507 (or 505032505 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 11.

The square root of 2020130012 is about 44945.8564497329. The cubic root of 2020130012 is about 1264.1339845887.

Adding to 2020130012 its reverse (2100310202), we get a palindrome (4120440214).

The spelling of 2020130012 in words is "two billion, twenty million, one hundred thirty thousand, twelve".

Divisors: 1 2 4 505032503 1010065006 2020130012