Search a number
-
+
6889724162048 = 21272132229887
BaseRepresentation
bin110010001000010001110…
…0011111011000000000000
3220101122120201111222110202
41210100203203323000000
51400340123341141143
622353032351344332
71310523534052400
oct144204343730000
926348521458422
106889724162048
112216a08747092
129333368220a8
133ac90cc40600
1419b67056c800
15be33e2bbab8
hex644238fb000

6889724162048 has 468 divisors, whose sum is σ = 17450331161040. Its totient is φ = 2710643539968.

The previous prime is 6889724162039. The next prime is 6889724162063. The reversal of 6889724162048 is 8402614279886.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 7767445061 + ... + 7767445947.

Almost surely, 26889724162048 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 6889724162048, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8725165580520).

6889724162048 is an abundant number, since it is smaller than the sum of its proper divisors (10560606998992).

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

6889724162048 is a wasteful number, since it uses less digits than its factorization.

6889724162048 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1180 (or 1138 counting only the distinct ones).

The product of its (nonzero) digits is 74317824, while the sum is 65.

The spelling of 6889724162048 in words is "six trillion, eight hundred eighty-nine billion, seven hundred twenty-four million, one hundred sixty-two thousand, forty-eight".