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6380968 = 2311591229
BaseRepresentation
bin11000010101110110101000
3110000012001011
4120111312220
53113142333
6344433304
7105144256
oct30256650
913005034
106380968
113669130
122178834
131425529
14bc15d6
158609cd
hex615da8

6380968 has 32 divisors (see below), whose sum is σ = 13284000. Its totient is φ = 2848960.

The previous prime is 6380963. The next prime is 6380971. The reversal of 6380968 is 8690836.

It is a self number, because there is not a number n which added to its sum of digits gives 6380968.

It is not an unprimeable number, because it can be changed into a prime (6380963) 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 7 ways as a sum of consecutive naturals, for example, 4578 + ... + 5806.

It is an arithmetic number, because the mean of its divisors is an integer number (415125).

Almost surely, 26380968 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 6380968, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6642000).

6380968 is an abundant number, since it is smaller than the sum of its proper divisors (6903032).

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

6380968 is a wasteful number, since it uses less digits than its factorization.

6380968 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1305 (or 1301 counting only the distinct ones).

The product of its (nonzero) digits is 62208, while the sum is 40.

The square root of 6380968 is about 2526.0577982303. The cubic root of 6380968 is about 185.4793316166.

The spelling of 6380968 in words is "six million, three hundred eighty thousand, nine hundred sixty-eight".

Divisors: 1 2 4 8 11 22 44 59 88 118 236 472 649 1229 1298 2458 2596 4916 5192 9832 13519 27038 54076 72511 108152 145022 290044 580088 797621 1595242 3190484 6380968