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131316470541 = 3329031675361
BaseRepresentation
bin111101001001100010…
…0100101001100001101
3110112221200002212201000
41322103010211030031
54122414004024131
6140154223410513
712326100403614
oct1722304451415
9415850085630
10131316470541
11507667a6a13
1221549753a39
13c4c9858599
1464da27687b
153638708ce6
hex1e9312530d

131316470541 has 16 divisors (see below), whose sum is σ = 194610049920. Its totient is φ = 87514104960.

The previous prime is 131316470531. The next prime is 131316470543. The reversal of 131316470541 is 145074613131.

131316470541 is a `hidden beast` number, since 1 + 3 + 1 + 3 + 1 + 647 + 0 + 5 + 4 + 1 = 666.

It is not a de Polignac number, because 131316470541 - 219 = 131315946253 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 131316470496 and 131316470505.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (131316470543) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 759300 + ... + 916061.

It is an arithmetic number, because the mean of its divisors is an integer number (12163128120).

Almost surely, 2131316470541 is an apocalyptic number.

It is an amenable number.

131316470541 is a deficient number, since it is larger than the sum of its proper divisors (63293579379).

131316470541 is a wasteful number, since it uses less digits than its factorization.

131316470541 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1678273 (or 1678267 counting only the distinct ones).

The product of its (nonzero) digits is 30240, while the sum is 36.

The spelling of 131316470541 in words is "one hundred thirty-one billion, three hundred sixteen million, four hundred seventy thousand, five hundred forty-one".

Divisors: 1 3 9 27 2903 8709 26127 78381 1675361 5026083 15078249 45234747 4863572983 14590718949 43772156847 131316470541