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32130343 = 731114759
BaseRepresentation
bin111101010010…
…0010100100111
32020110101112201
41322210110213
531211132333
63104355331
7540050320
oct172442447
966411481
1032130343
1117156003
12a915b47
13686c84b
1443a5447
152c4a17d
hex1ea4527

32130343 has 8 divisors (see below), whose sum is σ = 36840960. Its totient is φ = 27449880.

The previous prime is 32130337. The next prime is 32130359. The reversal of 32130343 is 34303123.

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 32130343 - 29 = 32129831 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 32130343.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (32130143) 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, 5203 + ... + 9556.

It is an arithmetic number, because the mean of its divisors is an integer number (4605120).

Almost surely, 232130343 is an apocalyptic number.

32130343 is a deficient number, since it is larger than the sum of its proper divisors (4710617).

32130343 is a wasteful number, since it uses less digits than its factorization.

32130343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15077.

The product of its (nonzero) digits is 648, while the sum is 19.

The square root of 32130343 is about 5668.3633440350. The cubic root of 32130343 is about 317.9106819020.

Adding to 32130343 its reverse (34303123), we get a palindrome (66433466).

The spelling of 32130343 in words is "thirty-two million, one hundred thirty thousand, three hundred forty-three".

Divisors: 1 7 311 2177 14759 103313 4590049 32130343