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6323980 = 2251321871
BaseRepresentation
bin11000000111111100001100
3102220021212111
4120013330030
53104331410
6343313404
7104516155
oct30077414
912807774
106323980
11362a333
12214b864
131405600
14ba892c
1584db8a
hex607f0c

6323980 has 36 divisors (see below), whose sum is σ = 14388192. Its totient is φ = 2333760.

The previous prime is 6323951. The next prime is 6323981. The reversal of 6323980 is 893236.

It is a happy number.

It is a zygodrome in base 2.

It is not an unprimeable number, because it can be changed into a prime (6323981) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2445 + ... + 4315.

It is an arithmetic number, because the mean of its divisors is an integer number (399672).

Almost surely, 26323980 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 6323980, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7194096).

6323980 is an abundant number, since it is smaller than the sum of its proper divisors (8064212).

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

6323980 is a wasteful number, since it uses less digits than its factorization.

6323980 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1906 (or 1891 counting only the distinct ones).

The product of its (nonzero) digits is 7776, while the sum is 31.

The square root of 6323980 is about 2514.7524729086. The cubic root of 6323980 is about 184.9255117701.

The spelling of 6323980 in words is "six million, three hundred twenty-three thousand, nine hundred eighty".

Divisors: 1 2 4 5 10 13 20 26 52 65 130 169 260 338 676 845 1690 1871 3380 3742 7484 9355 18710 24323 37420 48646 97292 121615 243230 316199 486460 632398 1264796 1580995 3161990 6323980