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131332112512000 = 210531961787523
BaseRepresentation
bin11101110111001000100011…
…111010011111010000000000
3122020000020010201201101001021
4131313020203322133100000
5114203221131300341000
61143153050052115224
736443301115220131
oct3567104372372000
9566006121641037
10131332112512000
11389346aa767a34
1212891062905b14
1358387465c35ca
142460718577c88
15102b3b27d211a
hex777223e9f400

131332112512000 has 352 divisors, whose sum is σ = 345452284644480. Its totient is φ = 49686729523200.

The previous prime is 131332112511983. The next prime is 131332112512063. The reversal of 131332112512000 is 215211233131.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1500500239 + ... + 1500587761.

Almost surely, 2131332112512000 is an apocalyptic number.

131332112512000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 131332112512000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (172726142322240).

131332112512000 is an abundant number, since it is smaller than the sum of its proper divisors (214120172132480).

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

131332112512000 is an equidigital number, since it uses as much as digits as its factorization.

131332112512000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 88194 (or 88166 counting only the distinct ones).

The product of its (nonzero) digits is 1080, while the sum is 25.

Adding to 131332112512000 its reverse (215211233131), we get a palindrome (131547323745131).

The spelling of 131332112512000 in words is "one hundred thirty-one trillion, three hundred thirty-two billion, one hundred twelve million, five hundred twelve thousand".