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74968 = 239371
BaseRepresentation
bin10010010011011000
310210211121
4102103120
54344333
61335024
7431365
oct222330
9123747
1074968
1151363
1237474
132817a
141d46c
151732d
hex124d8

74968 has 8 divisors (see below), whose sum is σ = 140580. Its totient is φ = 37480.

The previous prime is 74959. The next prime is 75011. The reversal of 74968 is 86947.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is an unprimeable number.

74968 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4678 + ... + 4693.

274968 is an apocalyptic number.

It is an amenable number.

74968 is a deficient number, since it is larger than the sum of its proper divisors (65612).

74968 is a wasteful number, since it uses less digits than its factorization.

74968 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9377 (or 9373 counting only the distinct ones).

The product of its digits is 12096, while the sum is 34.

The square root of 74968 is about 273.8028487799. The cubic root of 74968 is about 42.1656346685.

The spelling of 74968 in words is "seventy-four thousand, nine hundred sixty-eight".

Divisors: 1 2 4 8 9371 18742 37484 74968