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74282 = 2132857
BaseRepresentation
bin10010001000101010
310202220012
4102020222
54334112
61331522
7426365
oct221052
9122805
1074282
115089a
1236ba2
1327a70
141d0dc
1517022
hex1222a

74282 has 8 divisors (see below), whose sum is σ = 120036. Its totient is φ = 34272.

The previous prime is 74279. The next prime is 74287. The reversal of 74282 is 28247.

It can be written as a sum of positive squares in 2 ways, for example, as 73441 + 841 = 271^2 + 29^2 .

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

It is a plaindrome in base 16.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 74282.

It is not an unprimeable number, because it can be changed into a prime (74287) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1403 + ... + 1454.

274282 is an apocalyptic number.

74282 is a deficient number, since it is larger than the sum of its proper divisors (45754).

74282 is a wasteful number, since it uses less digits than its factorization.

74282 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2872.

The product of its digits is 896, while the sum is 23.

The square root of 74282 is about 272.5472436111. The cubic root of 74282 is about 42.0366271572.

Adding to 74282 its sum of digits (23), we get a triangular number (74305 = T385).

The spelling of 74282 in words is "seventy-four thousand, two hundred eighty-two".

Divisors: 1 2 13 26 2857 5714 37141 74282