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74000323 = 257287939
BaseRepresentation
bin1000110100100…
…10011111000011
312011020121100201
410122102133003
5122421002243
611202030031
71555664245
oct432223703
9164217321
1074000323
11388535a1
1220948317
131243c597
149b84095
15676b04d
hex46927c3

74000323 has 4 divisors (see below), whose sum is σ = 74288520. Its totient is φ = 73712128.

The previous prime is 74000321. The next prime is 74000347. The reversal of 74000323 is 32300047.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 74000323 - 21 = 74000321 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 74000323.

It is not an unprimeable number, because it can be changed into a prime (74000321) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 143713 + ... + 144226.

It is an arithmetic number, because the mean of its divisors is an integer number (18572130).

Almost surely, 274000323 is an apocalyptic number.

74000323 is a deficient number, since it is larger than the sum of its proper divisors (288197).

74000323 is a wasteful number, since it uses less digits than its factorization.

74000323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 288196.

The product of its (nonzero) digits is 504, while the sum is 19.

The square root of 74000323 is about 8602.3440410158. The cubic root of 74000323 is about 419.8342562190.

The spelling of 74000323 in words is "seventy-four million, three hundred twenty-three", and thus it is an aban number.

Divisors: 1 257 287939 74000323