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423324143 = 11199193387
BaseRepresentation
bin11001001110110…
…110100111101111
31002111120002112222
4121032312213233
51331332333033
6110001145555
713330124114
oct3116664757
91074502488
10423324143
111a7a56770
12b992b2bb
1369919a78
144031690b
152726e598
hex193b69ef

423324143 has 8 divisors (see below), whose sum is σ = 464131200. Its totient is φ = 382904280.

The previous prime is 423324137. The next prime is 423324149. The reversal of 423324143 is 341423324.

It is an interprime number because it is at equal distance from previous prime (423324137) and next prime (423324149).

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

It is not a de Polignac number, because 423324143 - 216 = 423258607 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (423324149) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 94505 + ... + 98882.

It is an arithmetic number, because the mean of its divisors is an integer number (58016400).

Almost surely, 2423324143 is an apocalyptic number.

423324143 is a deficient number, since it is larger than the sum of its proper divisors (40807057).

423324143 is a wasteful number, since it uses less digits than its factorization.

423324143 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 193597.

The product of its digits is 6912, while the sum is 26.

The square root of 423324143 is about 20574.8424781333. The cubic root of 423324143 is about 750.8577700076.

Adding to 423324143 its reverse (341423324), we get a palindrome (764747467).

The spelling of 423324143 in words is "four hundred twenty-three million, three hundred twenty-four thousand, one hundred forty-three".

Divisors: 1 11 199 2189 193387 2127257 38484013 423324143