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19200200192001 = 3210971944717937
BaseRepresentation
bin1000101110110011001010…
…00111001011000000000001
32111222112001222000120110200
410113121211013023000001
510004034002222121001
6104500241124315413
74021111600563663
oct427314507130001
974875058016420
1019200200192001
116132839507584
1221a1164242b69
13a9375695ab8a
144a541a728533
1523469443a086
hex1176651cb001

19200200192001 has 12 divisors (see below), whose sum is σ = 27758903847012. Its totient is φ = 12788465147136.

The previous prime is 19200200191999. The next prime is 19200200192011. The reversal of 19200200192001 is 10029100200291.

It can be written as a sum of positive squares in 2 ways, for example, as 5004817751025 + 14195382440976 = 2237145^2 + 3767676^2 .

It is not a de Polignac number, because 19200200192001 - 21 = 19200200191999 is a prime.

It is not an unprimeable number, because it can be changed into a prime (19200200192011) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 972349096 + ... + 972368841.

It is an arithmetic number, because the mean of its divisors is an integer number (2313241987251).

Almost surely, 219200200192001 is an apocalyptic number.

It is an amenable number.

19200200192001 is a deficient number, since it is larger than the sum of its proper divisors (8558703655011).

19200200192001 is a wasteful number, since it uses less digits than its factorization.

19200200192001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1944719040 (or 1944719037 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 27.

Adding to 19200200192001 its reverse (10029100200291), we get a palindrome (29229300392292).

The spelling of 19200200192001 in words is "nineteen trillion, two hundred billion, two hundred million, one hundred ninety-two thousand, one".

Divisors: 1 3 9 1097 3291 9873 1944717937 5834153811 17502461433 2133355576889 6400066730667 19200200192001