1989933919431856

Names of 1989933919431856

• Cardinal: 1989933919431856 can be written as One quadrillion, nine hundred eighty-nine trillion, nine hundred thirty-three billion, nine hundred nineteen million, four hundred thirty-one thousand, eight hundred fifty-six.

Scientific notation

• Scientific notation: 1.989933919431856 × 10¹⁵

Factors of 1989933919431856

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 127

Divisors of 1989933919431856

• Number of divisors d(n): 300
• Complete list of divisors:
  1 2 4 8 16 17 19 34 38 68 76 89 136 152 178 272 289 304 323 356 361 578 646 712 722 1156 1292 1424 1444 1513 1691 2312 2584 2888 3026 3382 4624 5168 5491 5776 6052 6137 6764 6859 7921 10982 12104 12274 13528 13718 15842 21964 24208 24548 25721 27056 27436 28747 31684 32129 43928 49096 51442 54872 57494 63368 64258 87856 98192 102884 104329 109744 114988 116603 126736 128516 134657 150499 205768 208658 229976 233206 257032 269314 300998 411536 417316 459952 466412 488699 514064 538628 546193 601996 610451 704969 834632 932824 977398 1077256 1092386 1203992 1220902 1409938 1669264 1865648 1954796 1982251 2154512 2184772 2289169 2407984 2441804 2558483 2819876 2859481 3909592 3964502 4369544 4578338 4883608 5116966 5639752 5718962 7819184 7929004 8739088 9156676 9285281 9767216 10233932 10377667 11279504 11437924 11984473 13394411 15858008 18313352 18570562 20467864 20755334 22875848 23968946 26788822 31716016 36626704 37141124 40935728 41510668 43494211 45751696 47937892 48611177 53577644 54330139 62742241 74282248 83021336 86988422 95875784 97222354 107155288 108660278 125484482 148564496 166042672 173976844 176420339 191751568 194444708 203736041 214310576 217320556 227704987 250968964 254493809 347953688 352840678 388889416 407472082 434641112 455409974 501937928 508987618 695907376 705681356 777778832 814944164 826390009 869282224 910819948 923612363 1003875856 1017975236 1066618097 1192102579 1411362712 1629888328 1652780018 1821639896 1847224726 2035950472 2133236194 2384205158 2822725424 3259776656 3305560036 3643279792 3694449452 3870984779 4071900944 4266472388 4326394753 4768410316 4835382371 6611120072 7388898904 7741969558 8532944776 8652789506 9536820632 9670764742 13222240144 14777797808 15483939116 15701410171 17065889552 17305579012 18132507649 19073641264 19341529484 20265743843 22649949001 30967878232 31402820342 34611158024 36265015298 38683058968 40531487686 45299898002 61935756464 62805640684 69222316048 72530030596 73548710801 77366117936 81062975372 82201500307 90599796004 125611281368 145060061192 147097421602 162125950744 164403000614 181199592008 251222562736 290120122384 294194843204 324251901488 328806001228 344517645331 362399184016 385049133017 430349031019 588389686408 657612002456 689035290662 770098266034 860698062038 1176779372816 1315224004912 1378070581324 1397425505219 1540196532068 1721396124076 2756141162648 2794851010438 3080393064136 3442792248152 5512282325296 5589702020876 6160786128272 6545835261289 6885584496304 7315933527323 11179404041752 13091670522578 14631867054646 22358808083504 26183341045156 29263734109292 52366682090312 58527468218584 104733364180624 117054936437168 124370869964491 248741739928982 497483479857964 994966959715928 1989933919431856
• Sum of all divisors σ(n): 4372260168980680
• Sum of proper divisors (its aliquot sum) s(n): 2382326249548824
• 1989933919431856 is an abundant number, because the sum of its proper divisors (2382326249548824) is greater than itself. Its abundance is 392392330116968

Bases of 1989933919431856

• Binary: 111000100011101010110011000011001001110110010110000₂
• Hexadecimal: 0x711D59864ECB0
• Base-36: JLDF0T23SG

Squares and roots of 1989933919431856

• 1989933919431856 squared (1989933919431856²) is 3959837003705428366233827604736
• 1989933919431856 cubed (1989933919431856³) is 7879813969094839959465659308390967294454870016
• The square root of 1989933919431856 is 44608675.3830670923
• The cube root of 1989933919431856 is 125780.3749292561

Scales and comparisons

• 1,989,933,919,431,856 seconds is equal to 63,273,743 years, 19 weeks, 1 day, 24 minutes, 16 seconds.
• To count from 1 to 1,989,933,919,431,856 would take you about one hundred eighty-nine million, eight hundred twenty-one thousand, two hundred thirty 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 1989933919431856 cubic inches would be around 10481.7 feet tall.

Recreational maths with 1989933919431856

• 1989933919431856 backwards is 6581349193399891
• The number of decimal digits it has is: 16
• The sum of 1989933919431856's digits is 88
• More coming soon!