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131323103330 = 2521787602759
BaseRepresentation
bin111101001001101110…
…1111000100001100010
3110112222010120212011212
41322103131320201202
54122422203301310
6140155021510122
712326210650316
oct1722335704142
9415863525155
10131323103330
115076a517261
122154ba12342
13c4cb03b603
1464db0c1b46
1536390b9205
hex1e93778862

131323103330 has 16 divisors (see below), whose sum is σ = 236392827840. Its totient is φ = 52526743152.

The previous prime is 131323103321. The next prime is 131323103357. The reversal of 131323103330 is 33301323131.

It is a junction number, because it is equal to n+sod(n) for n = 131323103296 and 131323103305.

It is an unprimeable number.

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, 83510 + ... + 519249.

It is an arithmetic number, because the mean of its divisors is an integer number (14774551740).

Almost surely, 2131323103330 is an apocalyptic number.

131323103330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

131323103330 is a deficient number, since it is larger than the sum of its proper divisors (105069724510).

131323103330 is a wasteful number, since it uses less digits than its factorization.

131323103330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 624553.

The product of its (nonzero) digits is 1458, while the sum is 23.

Adding to 131323103330 its reverse (33301323131), we get a palindrome (164624426461).

The spelling of 131323103330 in words is "one hundred thirty-one billion, three hundred twenty-three million, one hundred three thousand, three hundred thirty".

Divisors: 1 2 5 10 21787 43574 108935 217870 602759 1205518 3013795 6027590 13132310333 26264620666 65661551665 131323103330