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131340033241 = 2572207231559
BaseRepresentation
bin111101001010001111…
…0011101110011011001
3110120000022102222122121
41322110132131303121
54122441022030431
6140200424421241
712326504601544
oct1722436356331
9416008388577
10131340033241
115077902aa1a
1221555617821
13c5016b8501
1464dd44b85b
15363a810611
hex1e9479dcd9

131340033241 has 8 divisors (see below), whose sum is σ = 131911395840. Its totient is φ = 130769138688.

The previous prime is 131340033191. The next prime is 131340033247. The reversal of 131340033241 is 142330043131.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 131340033241 - 27 = 131340033113 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (131340033247) 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, 451420 + ... + 682978.

It is an arithmetic number, because the mean of its divisors is an integer number (16488924480).

Almost surely, 2131340033241 is an apocalyptic number.

It is an amenable number.

131340033241 is a deficient number, since it is larger than the sum of its proper divisors (571362599).

131340033241 is a wasteful number, since it uses less digits than its factorization.

131340033241 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 234023.

The product of its (nonzero) digits is 2592, while the sum is 25.

Adding to 131340033241 its reverse (142330043131), we get a palindrome (273670076372).

The spelling of 131340033241 in words is "one hundred thirty-one billion, three hundred forty million, thirty-three thousand, two hundred forty-one".

Divisors: 1 257 2207 231559 567199 59510663 511050713 131340033241