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2012333020 = 225234374637
BaseRepresentation
bin111011111110001…
…1100001111011100
312012020120002221121
41313330130033130
513110124124040
6531403140324
7100603356055
oct16774341734
95166502847
102012333020
11942a00645
12481b146a4
13260ba4ac9
1415138972c
15bb9ebc4a
hex77f1c3dc

2012333020 has 24 divisors (see below), whose sum is σ = 4409635104. Its totient is φ = 769935936.

The previous prime is 2012333017. The next prime is 2012333021. The reversal of 2012333020 is 203332102.

It is a junction number, because it is equal to n+sod(n) for n = 2012332985 and 2012333003.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2012333021) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2186859 + ... + 2187778.

It is an arithmetic number, because the mean of its divisors is an integer number (183734796).

Almost surely, 22012333020 is an apocalyptic number.

2012333020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2012333020 is an abundant number, since it is smaller than the sum of its proper divisors (2397302084).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2012333020 is a wasteful number, since it uses less digits than its factorization.

2012333020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4374669 (or 4374667 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 16.

The square root of 2012333020 is about 44859.0349873913. The cubic root of 2012333020 is about 1262.5055166899.

Adding to 2012333020 its reverse (203332102), we get a palindrome (2215665122).

The spelling of 2012333020 in words is "two billion, twelve million, three hundred thirty-three thousand, twenty".

Divisors: 1 2 4 5 10 20 23 46 92 115 230 460 4374637 8749274 17498548 21873185 43746370 87492740 100616651 201233302 402466604 503083255 1006166510 2012333020