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131323103000 = 2353131323103
BaseRepresentation
bin111101001001101110…
…1111000011100011000
3110112222010120211201122
41322103131320130120
54122422203244000
6140155021504412
712326210646335
oct1722335703430
9415863524648
10131323103000
115076a516a91
122154ba12108
13c4cb03b40b
1464db0c198c
1536390b9085
hex1e93778718

131323103000 has 32 divisors (see below), whose sum is σ = 307296063360. Its totient is φ = 52529240800.

The previous prime is 131323102991. The next prime is 131323103011. The reversal of 131323103000 is 301323131.

It is a self number, because there is not a number n which added to its sum of digits gives 131323103000.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 65660552 + ... + 65662551.

It is an arithmetic number, because the mean of its divisors is an integer number (9603001980).

Almost surely, 2131323103000 is an apocalyptic number.

131323103000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

131323103000 is an abundant number, since it is smaller than the sum of its proper divisors (175972960360).

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

131323103000 is a wasteful number, since it uses less digits than its factorization.

131323103000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 131323124 (or 131323110 counting only the distinct ones).

The product of its (nonzero) digits is 162, while the sum is 17.

Adding to 131323103000 its reverse (301323131), we get a palindrome (131624426131).

The spelling of 131323103000 in words is "one hundred thirty-one billion, three hundred twenty-three million, one hundred three thousand".

Divisors: 1 2 4 5 8 10 20 25 40 50 100 125 200 250 500 1000 131323103 262646206 525292412 656615515 1050584824 1313231030 2626462060 3283077575 5252924120 6566155150 13132310300 16415387875 26264620600 32830775750 65661551500 131323103000