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74495 = 547317
BaseRepresentation
bin10010001011111111
310210012002
4102023333
54340440
61332515
7430121
oct221377
9123162
1074495
1150a73
123713b
1327ba5
141d211
1517115
hex122ff

74495 has 8 divisors (see below), whose sum is σ = 91584. Its totient is φ = 58144.

The previous prime is 74489. The next prime is 74507. The reversal of 74495 is 59447.

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

It is a cyclic number.

It is not a de Polignac number, because 74495 - 210 = 73471 is a prime.

It is a Duffinian number.

It is a plaindrome in base 16.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 77 + ... + 393.

It is an arithmetic number, because the mean of its divisors is an integer number (11448).

274495 is an apocalyptic number.

74495 is a deficient number, since it is larger than the sum of its proper divisors (17089).

74495 is a wasteful number, since it uses less digits than its factorization.

74495 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 369.

The product of its digits is 5040, while the sum is 29.

The square root of 74495 is about 272.9377218341. The cubic root of 74495 is about 42.0767681379.

The spelling of 74495 in words is "seventy-four thousand, four hundred ninety-five".

Divisors: 1 5 47 235 317 1585 14899 74495