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320213341 = 7208321961
BaseRepresentation
bin10011000101100…
…001000101011101
3211022112112010101
4103011201011131
51123433311331
651435141101
710635524410
oct2305410535
9738475111
10320213341
11154830028
128b2a4791
1351457366
1430755b77
151d1a3061
hex1316115d

320213341 has 8 divisors (see below), whose sum is σ = 366150464. Its totient is φ = 274324320.

The previous prime is 320213323. The next prime is 320213351. The reversal of 320213341 is 143312023.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-320213341 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 (320213351) 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 7 ways as a sum of consecutive naturals, for example, 3601 + ... + 25561.

It is an arithmetic number, because the mean of its divisors is an integer number (45768808).

Almost surely, 2320213341 is an apocalyptic number.

It is an amenable number.

320213341 is a deficient number, since it is larger than the sum of its proper divisors (45937123).

320213341 is a wasteful number, since it uses less digits than its factorization.

320213341 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24051.

The product of its (nonzero) digits is 432, while the sum is 19.

The square root of 320213341 is about 17894.5058886799. The cubic root of 320213341 is about 684.1423482278.

Adding to 320213341 its reverse (143312023), we get a palindrome (463525364).

The spelling of 320213341 in words is "three hundred twenty million, two hundred thirteen thousand, three hundred forty-one".

Divisors: 1 7 2083 14581 21961 153727 45744763 320213341