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16313433431361 = 31123377912757899
BaseRepresentation
bin1110110101100100010001…
…1001111001110101000001
32010202112211020001211222120
43231121010121321311001
54114234402424300421
654410142102154453
73302415042150063
oct355310431716501
963675736054876
1016313433431361
11521a540977560
1219b579ba22a29
13914472433c71
144058081b3733
151d453aaa58c6
hexed644679d41

16313433431361 has 128 divisors (see below), whose sum is σ = 25954615296000. Its totient is φ = 9013301256960.

The previous prime is 16313433431353. The next prime is 16313433431377.

16313433431361 is nontrivially palindromic in base 10.

16313433431361 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 16313433431361 - 23 = 16313433431353 is a prime.

It is a super-2 number, since 2×163134334313612 (a number of 27 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (16313433431161) by changing a digit.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 281727790 + ... + 281785688.

It is an arithmetic number, because the mean of its divisors is an integer number (202770432000).

Almost surely, 216313433431361 is an apocalyptic number.

16313433431361 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

16313433431361 is a deficient number, since it is larger than the sum of its proper divisors (9641181864639).

16313433431361 is a wasteful number, since it uses less digits than its factorization.

16313433431361 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58179.

The product of its digits is 419904, while the sum is 42.

The spelling of 16313433431361 in words is "sixteen trillion, three hundred thirteen billion, four hundred thirty-three million, four hundred thirty-one thousand, three hundred sixty-one".

Divisors: 1 3 11 23 33 37 69 79 111 127 237 253 381 407 759 851 869 1221 1397 1817 2553 2607 2921 2923 4191 4699 5451 8763 8769 9361 10033 14097 19987 28083 30099 32131 32153 51689 57899 59961 67229 96393 96459 108077 110363 155067 173697 201687 230759 324231 331089 371221 636889 692277 739519 1113663 1188847 1331677 1910667 2142263 2218557 2538349 3566541 3995031 4083431 4574021 6426789 7353173 7615047 8538083 12250293 13722063 14648447 22059519 23564893 25614249 43945341 49272049 50314231 70694679 80884903 93918913 105202483 147816147 150942693 169122979 169238777 242654709 272067401 281756739 315607449 507368937 507716331 541992539 580900667 816202203 1157227313 1625977617 1742702001 1860352769 1861626547 2992741411 3471681939 3892491871 5581058307 5584879641 6257550223 6389907337 8978224233 11677475613 13360715341 18772650669 19169722011 21493324679 40082146023 42817410581 64479974037 68833052453 128452231743 146967868751 206499157359 236426571469 440903606253 494346467617 709279714407 1483039402851 5437811143787 16313433431361