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74982 = 2312497
BaseRepresentation
bin10010010011100110
310210212010
4102103212
54344412
61335050
7431415
oct222346
9123763
1074982
1151376
1237486
132818b
141d47c
151733c
hex124e6

74982 has 8 divisors (see below), whose sum is σ = 149976. Its totient is φ = 24992.

The previous prime is 74959. The next prime is 75011. The reversal of 74982 is 28947.

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

74982 is an admirable number.

It is a plaindrome in base 8.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6243 + ... + 6254.

It is an arithmetic number, because the mean of its divisors is an integer number (18747).

274982 is an apocalyptic number.

74982 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

It is a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (74988).

74982 is a wasteful number, since it uses less digits than its factorization.

74982 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12502.

The product of its digits is 4032, while the sum is 30.

The square root of 74982 is about 273.8284134271. The cubic root of 74982 is about 42.1682592645.

The spelling of 74982 in words is "seventy-four thousand, nine hundred eighty-two".

Divisors: 1 2 3 6 12497 24994 37491 74982