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7485 = 35499
BaseRepresentation
bin1110100111101
3101021020
41310331
5214420
654353
730552
oct16475
911236
107485
115695
1243b9
13353a
142a29
152340
hex1d3d

7485 has 8 divisors (see below), whose sum is σ = 12000. Its totient is φ = 3984.

The previous prime is 7481. The next prime is 7487. The reversal of 7485 is 5847.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 7485 - 22 = 7481 is a prime.

It is a plaindrome in base 9.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7481) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 235 + ... + 264.

It is an arithmetic number, because the mean of its divisors is an integer number (1500).

It is an amenable number.

7485 is a deficient number, since it is larger than the sum of its proper divisors (4515).

7485 is a wasteful number, since it uses less digits than its factorization.

7485 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 507.

The product of its digits is 1120, while the sum is 24.

The square root of 7485 is about 86.5158944934. The cubic root of 7485 is about 19.5612799377.

The spelling of 7485 in words is "seven thousand, four hundred eighty-five".

Divisors: 1 3 5 15 499 1497 2495 7485