16400221438887

Names of 16400221438887

• Cardinal: 16400221438887 can be written as Sixteen trillion, four hundred billion, two hundred twenty-one million, four hundred thirty-eight thousand, eight hundred eighty-seven.

Scientific notation

• Scientific notation: 1.6400221438887 × 10¹³

Factors of 16400221438887

• Number of distinct prime factors ω(n): 8
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 820

Divisors of 16400221438887

• Number of divisors d(n): 384
• Complete list of divisors:
  1 3 9 11 13 29 33 39 67 87 99 113 117 127 143 201 261 319 339 377 381 429 457 603 737 871 957 1017 1131 1143 1243 1287 1371 1397 1469 1651 1943 2211 2613 2871 3277 3393 3683 3729 4113 4147 4191 4407 4953 5027 5829 5941 6633 7571 7839 8509 9581 9831 11049 11187 12441 12573 13221 13253 14351 14859 15081 16159 17487 17823 18161 21373 22713 25259 25527 28743 29493 30619 33147 36047 37323 39759 40513 42601 43053 45243 47879 48477 51641 53469 54483 58039 64119 65351 68139 75777 76581 83281 86229 91857 93599 98423 108141 110617 119277 121539 127803 129159 143637 145431 145783 154923 157861 163449 172289 174117 186563 192357 196053 219559 227331 246761 249843 275571 277849 280797 295269 324423 331851 336809 364617 383409 398047 416179 430911 437349 464769 468611 473583 516867 522351 526669 559689 568051 588159 638429 658677 671333 740283 749529 754507 833547 842391 885807 887951 961517 995553 1010427 1082653 1194141 1216787 1248537 1312047 1405833 1420749 1497589 1550601 1580007 1679067 1683131 1704153 1895179 1915287 1976031 2013999 2052193 2220849 2263521 2415149 2500641 2663853 2714371 2854267 2884551 3031281 3207893 3247959 3459947 3582423 3650361 3745611 3888613 4217499 4378517 4492767 4577969 4740021 5049393 5112459 5410327 5685537 5745861 6041997 6156579 6558407 6790563 7245447 7384663 7991559 8143113 8299577 8562801 8653653 9623679 9743877 9767461 10379841 10576687 10951083 11543363 11665839 12499721 13135551 13478301 13733907 15148179 16230981 16473479 17056611 18469737 18514441 19468657 19675221 21736341 21880703 22153989 24429339 24898731 25688403 27883993 28871037 29302383 31139523 31396937 31730061 34630089 34997517 35286823 37499163 38059417 39406653 41201721 42774743 44979311 48692943 49420437 50551969 55543323 58405971 59025663 59513597 65642109 66461967 72142477 74696193 83651979 85259291 87907149 94190811 95190183 100338463 103890267 105860469 112497489 112769777 114178251 126976993 128324229 134937933 137496931 148261311 151655907 166629969 175217913 178540791 190193803 196926327 214155227 216427431 240687733 250955937 255777873 282572433 301015389 306723923 317581407 338309331 342534753 362491909 380930979 384972687 404813799 412490793 439413269 454967721 494772421 535622373 556071659 570581409 642465681 649282293 722063199 767333619 903046167 920171769 937852201 1014927993 1087475727 1103723093 1142792937 1237472379 1240467547 1304400019 1318239807 1466007101 1484317263 1668214977 1711744227 1927397043 2092131833 2166189597 2472519439 2760515307 2813556603 3262427181 3311169279 3721402641 3913200057 3954719421 3987410999 4398021303 4452951789 4833545959 5004644931 5712372497 6276395499 7417558317 8440669809 9933507837 11164207923 11739600171 11962232997 12742984801 13194063909 14348400209 14500637877 16126078111 17137117491 18829186497 22252674951 27197713829 35886698991 38228954403 43045200627 43501913631 48378234333 51411352473 62836097467 81593141487 114686863209 129135601881 140172832811 145134702999 165658802413 188508292401 244779424461 420518498433 496976407239 565524877203 1261555495299 1490929221717 1822246826543 5466740479629 16400221438887
• Sum of all divisors σ(n): 29775776808960
• Sum of proper divisors (its aliquot sum) s(n): 13375555370073
• 16400221438887 is a deficient number, because the sum of its proper divisors (13375555370073) is less than itself. Its deficiency is 3024666068814

Bases of 16400221438887

• Binary: 11101110101001111001010111111000001110100111₂
• Hexadecimal: 0xEEA795F83A7
• Base-36: 5TA5OEIZR

Squares and roots of 16400221438887

• 16400221438887 squared (16400221438887²) is 268967263244528780675798769
• 16400221438887 cubed (16400221438887³) is 4411122677021684307545132127587243330103
• The square root of 16400221438887 is 4049718.6863888459
• The cube root of 16400221438887 is 25406.7962050843

Scales and comparisons

• 16,400,221,438,887 seconds is equal to 521,476 years, 16 weeks, 1 day, 18 hours, 21 minutes, 27 seconds.
• To count from 1 to 16,400,221,438,887 would take you about one million, three hundred three thousand, six hundred ninety years!

  This is a very rough estimate, based on a speaking rate of half a second every third order of magnitude. If you speak quickly, you could probably say any randomly-chosen number between one and a thousand in around half a second. Very big numbers obviously take longer to say, so we add half a second for every extra x1000. (We do not count involuntary pauses, bathroom breaks or the necessity of sleep in our calculation!)

• A cube with a volume of 16400221438887 cubic inches would be around 2117.2 feet tall.

Recreational maths with 16400221438887

• 16400221438887 backwards is 78883412200461
• The number of decimal digits it has is: 14
• The sum of 16400221438887's digits is 54
• More coming soon!