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1313323332 = 223125986929
BaseRepresentation
bin100111001000111…
…1011100101000100
310101112020201220220
41032101323211010
510142202321312
6334153024340
744355030666
oct11621734504
93345221826
101313323332
11614378292
123079b50b0
1317c1213c9
14c65cc536
157a472c8c
hex4e47b944

1313323332 has 24 divisors (see below), whose sum is σ = 3066890400. Its totient is φ = 437421696.

The previous prime is 1313323331. The next prime is 1313323343. The reversal of 1313323332 is 2333233131.

It is a nude number because it is divisible by every one of its digits.

It is not an unprimeable number, because it can be changed into a prime (1313323331) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 28357 + ... + 58572.

It is an arithmetic number, because the mean of its divisors is an integer number (127787100).

Almost surely, 21313323332 is an apocalyptic number.

1313323332 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1313323332 is an abundant number, since it is smaller than the sum of its proper divisors (1753567068).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1313323332 is a wasteful number, since it uses less digits than its factorization.

1313323332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 88195 (or 88193 counting only the distinct ones).

The product of its digits is 2916, while the sum is 24.

The square root of 1313323332 is about 36239.8031451607. The cubic root of 1313323332 is about 1095.1086766889.

Adding to 1313323332 its reverse (2333233131), we get a palindrome (3646556463).

The spelling of 1313323332 in words is "one billion, three hundred thirteen million, three hundred twenty-three thousand, three hundred thirty-two".

Divisors: 1 2 3 4 6 12 1259 2518 3777 5036 7554 15108 86929 173858 260787 347716 521574 1043148 109443611 218887222 328330833 437774444 656661666 1313323332