18047398957809664

Names of 18047398957809664

• Cardinal: 18047398957809664 can be written as Eighteen quadrillion, forty-seven trillion, three hundred ninety-eight billion, nine hundred fifty-seven million, eight hundred nine thousand, six hundred sixty-four.

Scientific notation

• Scientific notation: 1.8047398957809664 × 10¹⁶

Factors of 18047398957809664

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 32
• Sum of prime factors: 56

Divisors of 18047398957809664

• Number of divisors d(n): 405
• Complete list of divisors:
  1 2 4 8 16 23 31 32 46 62 64 92 124 128 184 248 256 368 496 512 529 713 736 961 992 1024 1058 1426 1472 1922 1984 2048 2116 2852 2944 3844 3968 4096 4232 5704 5888 7688 7936 8192 8464 11408 11776 12167 15376 15872 16384 16399 16928 22103 22816 23552 24334 30752 31744 32768 32798 33856 44206 45632 47104 48668 61504 63488 65536 65596 67712 88412 91264 94208 97336 123008 126976 131072 131192 135424 176824 182528 188416 194672 246016 253952 262144 262384 270848 279841 353648 365056 376832 377177 389344 492032 507904 508369 524288 524768 541696 559682 707296 730112 753664 754354 778688 984064 1015808 1016738 1048576 1049536 1083392 1119364 1414592 1460224 1507328 1508708 1557376 1968128 2031616 2033476 2097152 2099072 2166784 2238728 2829184 2920448 3014656 3017416 3114752 3936256 4063232 4066952 4194304 4198144 4333568 4477456 5658368 5840896 6029312 6034832 6229504 7872512 8126464 8133904 8388608 8396288 8667136 8675071 8954912 11316736 11681792 11692487 12058624 12069664 12459008 15745024 16252928 16267808 16777216 16792576 17334272 17350142 17909824 22633472 23363584 23384974 24117248 24139328 24918016 31490048 32505856 32535616 33554432 33585152 34668544 34700284 35819648 45266944 46727168 46769948 48234496 48278656 49836032 62980096 65011712 65071232 67108864 67170304 69337088 69400568 71639296 90533888 93454336 93539896 96468992 96557312 99672064 125960192 130023424 130142464 134340608 138674176 138801136 143278592 181067776 186908672 187079792 192937984 193114624 199344128 251920384 260046848 260284928 268681216 268927201 277348352 277602272 286557184 362135552 373817344 374159584 385875968 386229248 398688256 503840768 520093696 520569856 537362432 537854402 554696704 555204544 573114368 724271104 747634688 748319168 771751936 772458496 797376512 1007681536 1040187392 1041139712 1074724864 1075708804 1109393408 1110409088 1146228736 1448542208 1495269376 1496638336 1543503872 1544916992 1594753024 2015363072 2080374784 2082279424 2149449728 2151417608 2218786816 2220818176 2292457472 2897084416 2990538752 2993276672 3089833984 3189506048 4030726144 4164558848 4298899456 4302835216 4437573632 4441636352 4584914944 5794168832 5981077504 5986553344 6179667968 6379012096 8061452288 8329117696 8597798912 8605670432 8875147264 8883272704 9169829888 11588337664 11962155008 11973106688 12359335936 12758024192 16122904576 16658235392 17195597824 17211340864 17750294528 17766545408 18339659776 23176675328 23924310016 23946213376 24718671872 25516048384 32245809152 33316470784 34391195648 34422681728 35500589056 35533090816 36679319552 46353350656 47848620032 47892426752 49437343744 51032096768 64491618304 66632941568 68782391296 68845363456 71066181632 73358639104 92706701312 95784853504 98874687488 102064193536 133265883136 137564782592 137690726912 142132363264 146717278208 185413402624 191569707008 197749374976 204128387072 266531766272 275129565184 275381453824 284264726528 293434556416 370826805248 383139414016 395498749952 408256774144 533063532544 550259130368 550762907648 568529453056 586869112832 741653610496 766278828032 790997499904 816513548288 1066127065088 1100518260736 1101525815296 1137058906112 1173738225664 1483307220992 1532557656064 1581994999808 2132254130176 2203051630592 2274117812224 2347476451328 3065115312128 3163989999616 4264508260352 4406103261184 4548235624448 4694952902656 6130230624256 6327979999232 8529016520704 8812206522368 9096471248896 9389905805312 12260461248512 12655959998464 17058033041408 17624413044736 18192942497792 18779811610624 24520922497024 25311919996928 34116066082816 35248826089472 36385884995584 49041844994048 70497652178944 72771769991168 98083689988096 140995304357888 145543539982336 196167379976192 281990608715776 291087079964672 392334759952384 563981217431552 582174159929344 784669519904768 1127962434863104 2255924869726208 4511849739452416 9023699478904832 18047398957809664
• Sum of all divisors σ(n): 38992004321845071
• Sum of proper divisors (its aliquot sum) s(n): 20944605364035407
• 18047398957809664 is an abundant number, because the sum of its proper divisors (20944605364035407) is greater than itself. Its abundance is 2897206406225743

Bases of 18047398957809664

• Binary: 1000000000111100000001110000100000000000000000000000000₂
• Hexadecimal: 0x401E0384000000
• Base-36: 4XP9OMHG3R4

Squares and roots of 18047398957809664

• 18047398957809664 squared (18047398957809664²) is 325708609142349346307896451792896
• 18047398957809664 cubed (18047398957809664³) is 5878193213185270792399393366080148723153915346944
• 18047398957809664 is a perfect square number. Its square root is 134340608
• The cube root of 18047398957809664 is 262303.9755958663

Scales and comparisons

• 18,047,398,957,809,664 seconds is equal to 573,851,462 years, 30 weeks, 4 days, 1 hour, 21 minutes, 4 seconds.
• To count from 1 to 18,047,398,957,809,664 would take you about one billion, seven hundred twenty-one million, five hundred fifty-four thousand, three hundred eighty-seven 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 18047398957809664 cubic inches would be around 21858.7 feet tall.

Recreational maths with 18047398957809664

• 18047398957809664 backwards is 46690875989374081
• The number of decimal digits it has is: 17
• The sum of 18047398957809664's digits is 94
• More coming soon!