19878999375872

Names of 19878999375872

• Cardinal: 19878999375872 can be written as Nineteen trillion, eight hundred seventy-eight billion, nine hundred ninety-nine million, three hundred seventy-five thousand, eight hundred seventy-two.

Scientific notation

• Scientific notation: 1.9878999375872 × 10¹³

Factors of 19878999375872

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 19
• Sum of prime factors: 482

Divisors of 19878999375872

• Number of divisors d(n): 360
• Complete list of divisors:
  1 2 4 7 8 13 14 16 26 28 32 52 56 64 91 104 107 112 128 182 208 214 224 256 353 364 416 428 448 512 706 728 749 832 856 896 1024 1391 1412 1456 1498 1664 1712 1792 2048 2471 2782 2824 2912 2996 3328 3424 3584 4096 4589 4942 5564 5648 5824 5992 6656 6848 7168 8192 9178 9737 9884 11128 11296 11648 11984 13312 13696 14336 16384 18356 19474 19768 22256 22592 23296 23968 26624 27392 28672 32123 36712 37771 38948 39536 44512 45184 46592 47936 53248 54784 57344 64246 73424 75542 77896 79072 89024 90368 93184 95872 106496 109568 114688 124609 128492 146848 151084 155792 158144 178048 180736 186368 191744 212992 219136 249218 256984 264397 293696 302168 311584 316288 356096 361472 372736 383488 438272 491023 498436 513968 528794 587392 604336 623168 632576 712192 722944 745472 766976 872263 876544 982046 996872 1027936 1057588 1174784 1208672 1246336 1265152 1424384 1445888 1490944 1533952 1619917 1744526 1753088 1964092 1993744 2055872 2115176 2349568 2417344 2492672 2530304 2848768 2891776 3067904 3239834 3437161 3489052 3928184 3987488 4111744 4230352 4699136 4834688 4985344 5060608 5697536 5783552 6135808 6479668 6874322 6978104 7856368 7974976 8223488 8460704 9398272 9669376 9970688 10121216 11339419 11395072 12271616 12959336 13333163 13748644 13956208 15712736 15949952 16446976 16921408 18796544 19338752 19941376 20242432 22678838 22790144 25918672 26666326 27497288 27912416 31425472 31899904 32893952 33842816 37593088 38677504 39882752 40484864 45357676 51837344 53332652 54994576 55824832 62850944 63799808 65787904 67685632 75186176 77355008 79765504 90715352 93332141 103674688 106665304 109989152 111649664 125701888 127599616 131575808 135371264 154710016 159531008 173331119 181430704 186664282 207349376 213330608 219978304 223299328 251403776 255199232 263151616 270742528 309420032 346662238 362861408 373328564 414698752 426661216 439956608 446598656 502807552 510398464 526303232 541485056 618840064 693324476 725722816 746657128 829397504 853322432 879913216 893197312 1005615104 1020796928 1082970112 1213317833 1386648952 1451445632 1493314256 1658795008 1706644864 1759826432 1786394624 2011230208 2041593856 2165940224 2426635666 2773297904 2902891264 2986628512 3317590016 3413289728 3519652864 3572789248 4022460416 4331880448 4853271332 5546595808 5805782528 5973257024 6635180032 6826579456 7039305728 7145578496 8044920832 9706542664 11093191616 11611565056 11946514048 13270360064 13653158912 14078611456 14291156992 19413085328 22186383232 23223130112 23893028096 26540720128 27306317824 28157222912 38826170656 44372766464 46446260224 47786056192 54612635648 56314445824 77652341312 88745532928 92892520448 95572112384 109225271296 155304682624 177491065856 185785040896 191144224768 218450542592 310609365248 354982131712 382288449536 621218730496 709964263424 764576899072 1242437460992 1419928526848 1529153798144 2484874921984 2839857053696 4969749843968 9939499687936 19878999375872
• Sum of all divisors σ(n): 49529039063616
• Sum of proper divisors (its aliquot sum) s(n): 29650039687744
• 19878999375872 is an abundant number, because the sum of its proper divisors (29650039687744) is greater than itself. Its abundance is 9771040311872

Bases of 19878999375872

• Binary: 100100001010001110000101100100100000000000000₂
• Hexadecimal: 0x121470B24000
• Base-36: 71OAAYUBK

Squares and roots of 19878999375872

• 19878999375872 squared (19878999375872²) is 395174616185919365535760384
• 19878999375872 cubed (19878999375872³) is 7855675948520348216599898900432943054848
• The square root of 19878999375872 is 4458587.1501936575
• The cube root of 19878999375872 is 27089.3243607735

Scales and comparisons

• 19,878,999,375,872 seconds is equal to 632,090 years, 35 weeks, 6 days, 7 hours, 4 minutes, 32 seconds.
• To count from 1 to 19,878,999,375,872 would take you about one million, five hundred eighty thousand, two hundred twenty-six 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 19878999375872 cubic inches would be around 2257.4 feet tall.

Recreational maths with 19878999375872

• 19878999375872 backwards is 27857399987891
• The number of decimal digits it has is: 14
• The sum of 19878999375872's digits is 92
• More coming soon!