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320241423 = 3532014097
BaseRepresentation
bin10011000101100…
…111111100001111
3211022120221122110
4103011213330033
51123440211143
651435515103
710636002315
oct2305477417
9738527573
10320241423
1115484a137
128b2b8a93
1351467088
14307620b5
151d1ab533
hex13167f0f

320241423 has 8 divisors (see below), whose sum is σ = 435045168. Its totient is φ = 209465984.

The previous prime is 320241419. The next prime is 320241457. The reversal of 320241423 is 324142023.

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 320241423 - 22 = 320241419 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 320241423.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (320241463) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1006890 + ... + 1007207.

It is an arithmetic number, because the mean of its divisors is an integer number (54380646).

Almost surely, 2320241423 is an apocalyptic number.

320241423 is a deficient number, since it is larger than the sum of its proper divisors (114803745).

320241423 is a wasteful number, since it uses less digits than its factorization.

320241423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2014153.

The product of its (nonzero) digits is 1152, while the sum is 21.

The square root of 320241423 is about 17895.2905257221. The cubic root of 320241423 is about 684.1623468989.

Adding to 320241423 its reverse (324142023), we get a palindrome (644383446).

The spelling of 320241423 in words is "three hundred twenty million, two hundred forty-one thousand, four hundred twenty-three".

Divisors: 1 3 53 159 2014097 6042291 106747141 320241423