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67288314 = 2311214719
BaseRepresentation
bin1000000001010…
…11110011111010
311200121121012210
410000223303322
5114211211224
610402115550
71444640562
oct400536372
9150547183
1067288314
1134a89785
121a64bbb6
1310c2c492
148d17da2
155d92429
hex402bcfa

67288314 has 8 divisors (see below), whose sum is σ = 134576640. Its totient is φ = 22429436.

The previous prime is 67288313. The next prime is 67288327. The reversal of 67288314 is 41388276.

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

67288314 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (67288313) 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, 5607354 + ... + 5607365.

It is an arithmetic number, because the mean of its divisors is an integer number (16822080).

Almost surely, 267288314 is an apocalyptic number.

67288314 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.

67288314 is a wasteful number, since it uses less digits than its factorization.

67288314 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11214724.

The product of its digits is 64512, while the sum is 39.

The square root of 67288314 is about 8202.9454466064. The cubic root of 67288314 is about 406.7365640253.

The spelling of 67288314 in words is "sixty-seven million, two hundred eighty-eight thousand, three hundred fourteen".

Divisors: 1 2 3 6 11214719 22429438 33644157 67288314