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1324102231 = 6449205319
BaseRepresentation
bin100111011101100…
…0011001001010111
310102021112100210101
41032323003021113
510202432232411
6335220034531
744545453234
oct11673031127
93367470711
101324102231
1161a46a671
1230b532a47
1318142665a
14c7bd678b
157b3a18c1
hex4eec3257

1324102231 has 4 divisors (see below), whose sum is σ = 1324314000. Its totient is φ = 1323890464.

The previous prime is 1324102211. The next prime is 1324102289. The reversal of 1324102231 is 1322014231.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1324102231 - 213 = 1324094039 is a prime.

It is a super-2 number, since 2×13241022312 = 3506493436278354722, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1324102199 and 1324102208.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1324102211) 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 3 ways as a sum of consecutive naturals, for example, 96211 + ... + 109108.

It is an arithmetic number, because the mean of its divisors is an integer number (331078500).

Almost surely, 21324102231 is an apocalyptic number.

1324102231 is a deficient number, since it is larger than the sum of its proper divisors (211769).

1324102231 is an equidigital number, since it uses as much as digits as its factorization.

1324102231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 211768.

The product of its (nonzero) digits is 288, while the sum is 19.

The square root of 1324102231 is about 36388.2155511918. The cubic root of 1324102231 is about 1098.0964961206.

Adding to 1324102231 its reverse (1322014231), we get a palindrome (2646116462).

The spelling of 1324102231 in words is "one billion, three hundred twenty-four million, one hundred two thousand, two hundred thirty-one".

Divisors: 1 6449 205319 1324102231