7445

7445 is a natural number that follows 7444 and precedes 7446. It is an odd composite number. The prime factorization of 7445 is 5 multiplied by 1489, and 1489 is itself a prime, giving the divisor set {1, 5, 1489, 7445}. The sum of its decimal digits is 7 + 4 + 4 + 5 = 20, which gives a digital root of 2. The number is divisible by 5, since its last digit is 5, and it is not divisible by 2 or 3.

In other base representations, 7445 converts to 1110100010101 in binary and to 0x1D15 in hexadecimal. Decimal digits of the number are 7, 4, 4, and 5, and it is not a palindrome in base 10.

As a member of the integers, 7445 is used primarily as an example of a composite number with a small prime factor and a larger prime cofactor. It appears in general arithmetic discussions, number theory examples, and base-conversion demonstrations, illustrating how a composite number can have multiple prime factors and multiple representations across bases.

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