18198389470464

Names of 18198389470464

• Cardinal: 18198389470464 can be written as Eighteen trillion, one hundred ninety-eight billion, three hundred eighty-nine million, four hundred seventy thousand, four hundred sixty-four.

Scientific notation

• Scientific notation: 1.8198389470464 × 10¹³

Factors of 18198389470464

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 17
• Sum of prime factors: 58056

Divisors of 18198389470464

• Number of divisors d(n): 504
• Complete list of divisors:
  1 2 3 4 6 7 8 9 12 14 16 18 21 24 27 28 32 36 42 48 54 56 63 64 72 81 84 96 108 112 126 128 144 162 168 189 192 216 224 241 243 252 256 288 324 336 378 384 432 448 482 486 504 567 576 648 672 723 729 756 768 864 896 964 972 1008 1134 1152 1296 1344 1446 1458 1512 1687 1701 1728 1792 1928 1944 2016 2169 2268 2304 2592 2688 2892 2916 3024 3374 3402 3456 3856 3888 4032 4338 4536 5061 5103 5184 5376 5784 5832 6048 6507 6748 6804 6912 7712 7776 8064 8676 9072 10122 10206 10368 11568 11664 12096 13014 13496 13608 15183 15424 15552 16128 17352 18144 19521 20244 20412 20736 23136 23328 24192 26028 26992 27216 30366 30848 31104 34704 36288 39042 40488 40824 45549 46272 46656 48384 52056 53984 54432 57803 58563 60732 61696 62208 69408 72576 78084 80976 81648 91098 92544 93312 104112 107968 108864 115606 117126 121464 136647 138816 145152 156168 161952 163296 173409 175689 182196 185088 186624 208224 215936 217728 231212 234252 242928 273294 277632 312336 323904 326592 346818 351378 364392 404621 409941 416448 431872 435456 462424 468504 485856 520227 546588 555264 624672 647808 653184 693636 702756 728784 809242 819882 832896 924848 937008 971712 1040454 1093176 1213863 1229823 1249344 1295616 1306368 1387272 1405512 1457568 1560681 1618484 1639764 1665792 1849696 1874016 1943424 2080908 2186352 2427726 2459646 2498688 2774544 2811024 2915136 3121362 3236968 3279528 3641589 3699392 3748032 3886848 4161816 4372704 4682043 4855452 4919292 4997376 5549088 5622048 5830272 6242724 6473936 6559056 7283178 7398784 7496064 8323632 8745408 9364086 9710904 9838584 10924767 11098176 11244096 11660544 12485448 12947872 13118112 13930523 14046129 14566356 14797568 14992128 16647264 17490816 18728172 19421808 19677168 21849534 22196352 22488192 24970896 25895744 26236224 27861046 28092258 29132712 32774301 33294528 34981632 37456344 38843616 39354336 41791569 42138387 43699068 44392704 44976384 49941792 51791488 52472448 55722092 56184516 58265424 65548602 66589056 74912688 77687232 78708672 83583138 84276774 87398136 97513661 98322903 99883584 103582976 104944896 111444184 112369032 116530848 125374707 131097204 133178112 149825376 155374464 157417344 167166276 168553548 174796272 195027322 196645806 199767168 222888368 224738064 233061696 250749414 262194408 292540983 294968709 299650752 310748928 314834688 334332552 337107096 349592544 376124121 390054644 393291612 399534336 445776736 449476128 466123392 501498828 524388816 585081966 589937418 599301504 668665104 674214192 699185088 752248242 780109288 786583224 877622949 891553472 898952256 932246784 1002997656 1048777632 1128372363 1170163932 1179874836 1198603008 1337330208 1348428384 1398370176 1504496484 1560218576 1573166448 1755245898 1783106944 1797904512 2005995312 2097555264 2256744726 2340327864 2359749672 2632868847 2674660416 2696856768 2796740352 3008992968 3120437152 3146332896 3385117089 3510491796 3566213888 3595809024 4011990624 4195110528 4513489452 4680655728 4719499344 5265737694 5349320832 5393713536 6017985936 6240874304 6292665792 6770234178 7020983592 7898606541 8023981248 8390221056 9026978904 9361311456 9438998688 10155351267 10531475388 10698641664 10787427072 12035971872 12481748608 12585331584 13540468356 14041967184 15797213082 16047962496 18053957808 18722622912 18877997376 20310702534 21062950776 23695819623 24071943744 24963497216 25170663168 27080936712 28083934368 31594426164 32095924992 36107915616 37445245824 37755994752 40621405068 42125901552 47391639246 48143887488 54161873424 56167868736 63188852328 71087458869 72215831232 74890491648 75511989504 81242810136 84251803104 94783278492 96287774976 108323746848 112335737472 126377704656 142174917738 144431662464 162485620272 168503606208 189566556984 216647493696 224671474944 252755409312 284349835476 288863324928 324971240544 337007212416 379133113968 433294987392 505510818624 568699670952 649942481088 674014424832 758266227936 866589974784 1011021637248 1137399341904 1299884962176 1516532455872 2022043274496 2274798683808 2599769924352 3033064911744 4549597367616 6066129823488 9099194735232 18198389470464
• Sum of all divisors σ(n): 62503495720512
• Sum of proper divisors (its aliquot sum) s(n): 44305106250048
• 18198389470464 is an abundant number, because the sum of its proper divisors (44305106250048) is greater than itself. Its abundance is 26106716779584

Bases of 18198389470464

• Binary: 100001000110100100100100010100011010100000000₂
• Hexadecimal: 0x108D248A3500
• Base-36: 6G8838000

Squares and roots of 18198389470464

• 18198389470464 squared (18198389470464²) is 331181379318694986328375296
• 18198389470464 cubed (18198389470464³) is 6026967726207082773343973422590899257344
• The square root of 18198389470464 is 4265957.0403912883
• The cube root of 18198389470464 is 26303.3452305179

Scales and comparisons

• 18,198,389,470,464 seconds is equal to 578,652 years, 25 weeks, 4 days, 18 hours, 14 minutes, 24 seconds.
• To count from 1 to 18,198,389,470,464 would take you about one million, four hundred forty-six thousand, six hundred thirty-one 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 18198389470464 cubic inches would be around 2191.9 feet tall.

Recreational maths with 18198389470464

• 18198389470464 backwards is 46407498389181
• 18198389470464 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 18198389470464's digits is 72
• More coming soon!