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131202430130443 = 7219537187742703
BaseRepresentation
bin11101110101001111110010…
…001111011101100100001011
3122012112211101221102211000111
4131311033302033131210023
5114144110034103133233
61143013321520415151
736431030346162100
oct3565176217354413
9565484357384014
10131202430130443
1138894702406291
121286bab04774b7
13582944a477ca9
14245833534aaa7
151027d227acacd
hex7753f23dd90b

131202430130443 has 96 divisors (see below), whose sum is σ = 166185902499840. Its totient is φ = 102937946791680.

The previous prime is 131202430130419. The next prime is 131202430130461. The reversal of 131202430130443 is 344031034202131.

It is not a de Polignac number, because 131202430130443 - 25 = 131202430130411 is a prime.

It is not an unprimeable number, because it can be changed into a prime (131202430134443) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 3072419230 + ... + 3072461932.

It is an arithmetic number, because the mean of its divisors is an integer number (1731103151040).

Almost surely, 2131202430130443 is an apocalyptic number.

131202430130443 is a deficient number, since it is larger than the sum of its proper divisors (34983472369397).

131202430130443 is a wasteful number, since it uses less digits than its factorization.

131202430130443 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43737 (or 43730 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 31.

Adding to 131202430130443 its reverse (344031034202131), we get a palindrome (475233464332574).

The spelling of 131202430130443 in words is "one hundred thirty-one trillion, two hundred two billion, four hundred thirty million, one hundred thirty thousand, four hundred forty-three".

Divisors: 1 7 19 49 53 71 133 371 497 877 931 1007 1349 2597 3479 3763 6139 7049 9443 16663 26341 42703 42973 46481 49343 62267 66101 71497 116641 184387 298921 325367 435869 500479 811357 816487 883139 1183073 2092447 2263259 2277569 3031913 3051083 3300151 3503353 5679499 6181973 8281511 15842813 21223391 23101057 37450531 39756493 43001921 43273811 57606347 57970577 62702869 110899691 148563737 160691389 161707399 262153717 301013447 403244429 438920083 711560089 1124839723 1835076019 1984878143 2107094129 2658987701 2822711003 3053136391 3072440581 4980920623 7873878061 13894147001 18612913907 21371954737 34866444361 37712684717 50520766319 97259029007 130290397349 140926348153 149603683159 263988793019 353645364233 986484437071 1847921551133 2475517549631 2677600614907 6905391059497 18743204304349 131202430130443