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19282011010001 = 26710437218907
BaseRepresentation
bin1000110001001011100010…
…11010101011001111010001
32112021100020111111201202222
410120211301122223033101
510011404024304310001
6105002011130150425
74030036131220235
oct430456132531721
975240214451688
1019282011010001
116164500596a63
1221b4b96582415
13a9b393c9ca1c
144a937bb945c5
1523688189c61b
hex1189716ab3d1

19282011010001 has 4 divisors (see below), whose sum is σ = 19282020899952. Its totient is φ = 19282001120052.

The previous prime is 19282011009959. The next prime is 19282011010027. The reversal of 19282011010001 is 10001011028291.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-19282011010001 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (19282011010051) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 938411 + ... + 6280496.

It is an arithmetic number, because the mean of its divisors is an integer number (4820505224988).

Almost surely, 219282011010001 is an apocalyptic number.

It is an amenable number.

19282011010001 is a deficient number, since it is larger than the sum of its proper divisors (9889951).

19282011010001 is an equidigital number, since it uses as much as digits as its factorization.

19282011010001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9889950.

The product of its (nonzero) digits is 288, while the sum is 26.

Adding to 19282011010001 its reverse (10001011028291), we get a palindrome (29283022038292).

The spelling of 19282011010001 in words is "nineteen trillion, two hundred eighty-two billion, eleven million, ten thousand, one".

Divisors: 1 2671043 7218907 19282011010001