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20200023041024 = 210172953754969
BaseRepresentation
bin1001001011111001011110…
…01100101010010000000000
32122112002210100002210111102
410211330233030222100000
510121424121344303044
6110543432410033532
74153255254561611
oct445745714522000
978462710083442
1020200023041024
116488866436302
122322a96a188a8
13b36b1430c548
144db987419c08
152506b035c24e
hex125f2f32a400

20200023041024 has 176 divisors, whose sum is σ = 45064551884400. Its totient is φ = 9004920078336.

The previous prime is 20200023041021. The next prime is 20200023041063. The reversal of 20200023041024 is 42014032000202.

It can be written as a sum of positive squares in 8 ways, for example, as 598506471424 + 19601516569600 = 773632^2 + 4427360^2 .

It is a junction number, because it is equal to n+sod(n) for n = 20200023040987 and 20200023041005.

It is not an unprimeable number, because it can be changed into a prime (20200023041021) 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 15 ways as a sum of consecutive naturals, for example, 26378612 + ... + 27133580.

Almost surely, 220200023041024 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 20200023041024, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (22532275942200).

20200023041024 is an abundant number, since it is smaller than the sum of its proper divisors (24864528843376).

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

20200023041024 is a wasteful number, since it uses less digits than its factorization.

20200023041024 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 755088 (or 755070 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 20.

Adding to 20200023041024 its reverse (42014032000202), we get a palindrome (62214055041226).

The spelling of 20200023041024 in words is "twenty trillion, two hundred billion, twenty-three million, forty-one thousand, twenty-four".