Search a number
-
+
6494876960 = 2551113319157
BaseRepresentation
bin1100000110001111…
…11111010100100000
3121202122020221020112
412003013333110200
5101300142030320
62552251430452
7316643354225
oct60307772440
917678227215
106494876960
112833209210
121313155428
137c6779080
1445882d94c
152802dcec5
hex1831ff520

6494876960 has 192 divisors, whose sum is σ = 18610228224. Its totient is φ = 2109542400.

The previous prime is 6494876923. The next prime is 6494876981. The reversal of 6494876960 is 696784946.

It is a self number, because there is not a number n which added to its sum of digits gives 6494876960.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 704702 + ... + 713858.

It is an arithmetic number, because the mean of its divisors is an integer number (96928272).

Almost surely, 26494876960 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 6494876960, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9305114112).

6494876960 is an abundant number, since it is smaller than the sum of its proper divisors (12115351264).

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

6494876960 is a wasteful number, since it uses less digits than its factorization.

6494876960 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9227 (or 9219 counting only the distinct ones).

The product of its (nonzero) digits is 15676416, while the sum is 59.

The square root of 6494876960 is about 80590.7994748780. The cubic root of 6494876960 is about 1865.7651468743.

The spelling of 6494876960 in words is "six billion, four hundred ninety-four million, eight hundred seventy-six thousand, nine hundred sixty".