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2112033020 = 225283737223
BaseRepresentation
bin111110111100011…
…0001000011111100
312110012011101122012
41331320301003330
513311140024040
6545324110352
7103223661446
oct17570610374
95405141565
102112033020
11994207739
124ab3953b8
13278741ba6
141606dd496
15c5642865
hex7de310fc

2112033020 has 24 divisors (see below), whose sum is σ = 4436951904. Its totient is φ = 844492736.

The previous prime is 2112033019. The next prime is 2112033043. The reversal of 2112033020 is 203302112.

It is a happy number.

It is a super-3 number, since 3×21120330203 (a number of 29 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2112032986 and 2112033004.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 38129 + ... + 75351.

It is an arithmetic number, because the mean of its divisors is an integer number (184872996).

Almost surely, 22112033020 is an apocalyptic number.

2112033020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2112033020 is an abundant number, since it is smaller than the sum of its proper divisors (2324918884).

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

2112033020 is a wasteful number, since it uses less digits than its factorization.

2112033020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40069 (or 40067 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 14.

The square root of 2112033020 is about 45956.8604236625. The cubic root of 2112033020 is about 1283.0204183766.

Adding to 2112033020 its reverse (203302112), we get a palindrome (2315335132).

The spelling of 2112033020 in words is "two billion, one hundred twelve million, thirty-three thousand, twenty".

Divisors: 1 2 4 5 10 20 2837 5674 11348 14185 28370 37223 56740 74446 148892 186115 372230 744460 105601651 211203302 422406604 528008255 1056016510 2112033020