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131310331130200 = 23522221721940949
BaseRepresentation
bin11101110110110100010001…
…101001000111000101011000
3122012221010220202012112100211
4131312310101221013011120
5114202342024232131300
61143135044445340504
736441600262431235
oct3566642151070530
9565833822175324
10131310331130200
1138926442740452
12128889a4267734
135836684b47101
14245d64d86478c
15102aa3a4894ba
hex776d11a47158

131310331130200 has 96 divisors (see below), whose sum is σ = 305483748570000. Its totient is φ = 52491929126400.

The previous prime is 131310331130197. The next prime is 131310331130281. The reversal of 131310331130200 is 2031133013131.

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 23 ways as a sum of consecutive naturals, for example, 3206659326 + ... + 3206700274.

Almost surely, 2131310331130200 is an apocalyptic number.

131310331130200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

131310331130200 is an abundant number, since it is smaller than the sum of its proper divisors (174173417439800).

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

131310331130200 is a wasteful number, since it uses less digits than its factorization.

131310331130200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50405 (or 50396 counting only the distinct ones).

The product of its (nonzero) digits is 486, while the sum is 22.

Adding to 131310331130200 its reverse (2031133013131), we get a palindrome (133341464143331).

The spelling of 131310331130200 in words is "one hundred thirty-one trillion, three hundred ten billion, three hundred thirty-one million, one hundred thirty thousand, two hundred".

Divisors: 1 2 4 5 8 10 20 25 40 50 100 200 2221 4442 7219 8884 11105 14438 17768 22210 28876 36095 40949 44420 55525 57752 72190 81898 88840 111050 144380 163796 180475 204745 222100 288760 327592 360950 409490 444200 721900 818980 1023725 1443800 1637960 2047450 4094900 8189800 16033399 32066798 64133596 80166995 90947729 128267192 160333990 181895458 295610831 320667980 363790916 400834975 454738645 591221662 641335960 727581832 801669950 909477290 1182443324 1478054155 1603339900 1818954580 2273693225 2364886648 2956108310 3206679800 3637909160 4547386450 5912216620 7390270775 9094772900 11824433240 14780541550 18189545800 29561083100 59122166200 656551655651 1313103311302 2626206622604 3282758278255 5252413245208 6565516556510 13131033113020 16413791391275 26262066226040 32827582782550 65655165565100 131310331130200