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BaseRepresentation
bin11101110100011000100011…
…111011111010001011100110
3122012100011100111220201110000
4131310120203323322023212
5114142122114341322210
61142530154005442130
736423531060141135
oct3564304373721346
9565304314821400
10131143134323430
11388715444818a9
1212860502410346
13582398a897858
14245550c20391c
151026501ca9ac0
hex774623efa2e6

131143134323430 has 80 divisors (see below), whose sum is σ = 360132068260800. Its totient is φ = 34227427955328.

The previous prime is 131143134323371. The next prime is 131143134323449. The reversal of 131143134323430 is 34323431341131.

131143134323430 is a `hidden beast` number, since 1 + 3 + 1 + 14 + 313 + 4 + 323 + 4 + 3 + 0 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 1722356655 + ... + 1722432794.

It is an arithmetic number, because the mean of its divisors is an integer number (4501650853260).

Almost surely, 2131143134323430 is an apocalyptic number.

131143134323430 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

131143134323430 is an abundant number, since it is smaller than the sum of its proper divisors (228988933937370).

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

131143134323430 is a wasteful number, since it uses less digits than its factorization.

131143134323430 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3444789515 (or 3444789506 counting only the distinct ones).

The product of its (nonzero) digits is 93312, while the sum is 36.

Adding to 131143134323430 its reverse (34323431341131), we get a palindrome (165466565664561).

The spelling of 131143134323430 in words is "one hundred thirty-one trillion, one hundred forty-three billion, one hundred thirty-four million, three hundred twenty-three thousand, four hundred thirty".