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7285968 = 2432192663
BaseRepresentation
bin11011110010110011010000
3111201011110200
4123302303100
53331122333
6420055200
7115633614
oct33626320
914634420
107285968
114127068
122534500
131681431
14d79344
1598dc13
hex6f2cd0

7285968 has 60 divisors (see below), whose sum is σ = 21471840. Its totient is φ = 2299968.

The previous prime is 7285919. The next prime is 7285973. The reversal of 7285968 is 8695827.

It is a zygodrome in base 5.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1405 + ... + 4067.

It is an arithmetic number, because the mean of its divisors is an integer number (357864).

Almost surely, 27285968 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 7285968, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10735920).

7285968 is an abundant number, since it is smaller than the sum of its proper divisors (14185872).

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

7285968 is a wasteful number, since it uses less digits than its factorization.

7285968 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2696 (or 2687 counting only the distinct ones).

The product of its digits is 241920, while the sum is 45.

The square root of 7285968 is about 2699.2532300620. The cubic root of 7285968 is about 193.8633678533.

It can be divided in two parts, 72859 and 68, that added together give a palindrome (72927).

The spelling of 7285968 in words is "seven million, two hundred eighty-five thousand, nine hundred sixty-eight".

Divisors: 1 2 3 4 6 8 9 12 16 18 19 24 36 38 48 57 72 76 114 144 152 171 228 304 342 456 684 912 1368 2663 2736 5326 7989 10652 15978 21304 23967 31956 42608 47934 50597 63912 95868 101194 127824 151791 191736 202388 303582 383472 404776 455373 607164 809552 910746 1214328 1821492 2428656 3642984 7285968