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2020313212 = 22412300463
BaseRepresentation
bin111100001101011…
…1000100001111100
312012210120112201021
41320122320201330
513114200010322
6532250153524
7101031243661
oct17032704174
95183515637
102020313212
11947461245
124847228a4
1326273a208
14152465a68
15bc5764c7
hex786b887c

2020313212 has 18 divisors (see below), whose sum is σ = 3623896304. Its totient is φ = 985515360.

The previous prime is 2020313143. The next prime is 2020313221. The reversal of 2020313212 is 2123130202.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 143508 + ... + 156955.

Almost surely, 22020313212 is an apocalyptic number.

It is an amenable number.

2020313212 is a deficient number, since it is larger than the sum of its proper divisors (1603583092).

2020313212 is a wasteful number, since it uses less digits than its factorization.

2020313212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 300549 (or 300506 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 16.

The square root of 2020313212 is about 44947.8944111957. The cubic root of 2020313212 is about 1264.1721970377.

Adding to 2020313212 its reverse (2123130202), we get a palindrome (4143443414).

The spelling of 2020313212 in words is "two billion, twenty million, three hundred thirteen thousand, two hundred twelve".

Divisors: 1 2 4 41 82 164 1681 3362 6724 300463 600926 1201852 12318983 24637966 49275932 505078303 1010156606 2020313212