Search a number
-
+
5531504020000 = 2554742599277
BaseRepresentation
bin101000001111110011101…
…0101010000101000100000
3201120210210000200212121021
41100133213111100220200
51211112010012120000
615433045440135224
71110431553250360
oct120374725205040
921523700625537
105531504020000
1118429968a4522
12754061607514
1331180707609a
14151a24a829a0
1598d4901e11a
hex507e7550a20

5531504020000 has 240 divisors, whose sum is σ = 15557705190720. Its totient is φ = 1895865984000.

The previous prime is 5531504019997. The next prime is 5531504020073. The reversal of 5531504020000 is 204051355.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 596255362 + ... + 596264638.

It is an arithmetic number, because the mean of its divisors is an integer number (64823771628).

Almost surely, 25531504020000 is an apocalyptic number.

5531504020000 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5531504020000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7778852595360).

5531504020000 is an abundant number, since it is smaller than the sum of its proper divisors (10026201170720).

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

5531504020000 is an equidigital number, since it uses as much as digits as its factorization.

5531504020000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13573 (or 13550 counting only the distinct ones).

The product of its (nonzero) digits is 3000, while the sum is 25.

Adding to 5531504020000 its reverse (204051355), we get a palindrome (5531708071355).

The spelling of 5531504020000 in words is "five trillion, five hundred thirty-one billion, five hundred four million, twenty thousand".