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BaseRepresentation
bin1101011011001101000011…
…00010000011011000100100
310212112021111100112101001110
412231212201202003120210
512332142044143041230
6142442121235025020
76134616120006222
oct655464142033044
9125467440471043
1029522020283940
1194522448a3928
123389694a3b170
131361bb73c5bb2
14740c328a7b12
15362e0747e4b0

29522020283940 has 72 divisors (see below), whose sum is σ = 87241250033280. Its totient is φ = 7458194592576.

The previous prime is 29522020283911. The next prime is 29522020283941. The reversal of 29522020283940 is 4938202022592.

It is a self number, because there is not a number n which added to its sum of digits gives 29522020283940.

It is not an unprimeable number, because it can be changed into a prime (29522020283941) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 681465420 + ... + 681508739.

It is an arithmetic number, because the mean of its divisors is an integer number (1211684028240).

Almost surely, 229522020283940 is an apocalyptic number.

29522020283940 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

29522020283940 is an abundant number, since it is smaller than the sum of its proper divisors (57719229749340).

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

29522020283940 is a wasteful number, since it uses less digits than its factorization.

29522020283940 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1362974209 (or 1362974188 counting only the distinct ones).

The product of its (nonzero) digits is 1244160, while the sum is 48.

The spelling of 29522020283940 in words is "twenty-nine trillion, five hundred twenty-two billion, twenty million, two hundred eighty-three thousand, nine hundred forty".