18513880240968

Names of 18513880240968

• Cardinal: 18513880240968 can be written as Eighteen trillion, five hundred thirteen billion, eight hundred eighty million, two hundred forty thousand, nine hundred sixty-eight.

Scientific notation

• Scientific notation: 1.8513880240968 × 10¹³

Factors of 18513880240968

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 15
• Sum of prime factors: 2695

Divisors of 18513880240968

• Number of divisors d(n): 324
• Complete list of divisors:
  1 2 3 4 6 7 8 9 12 14 18 21 24 27 28 36 42 49 54 56 63 72 81 84 98 108 126 147 162 168 189 196 216 243 252 294 324 378 392 441 486 504 567 588 648 729 756 882 972 1134 1176 1323 1458 1512 1701 1764 1944 2187 2268 2646 2683 2916 3402 3528 3969 4374 4536 5103 5292 5366 5832 6561 6804 7938 8049 8748 10206 10584 10732 11907 13122 13608 15309 15876 16098 17496 18781 20412 21464 23814 24147 26244 30618 31752 32196 35721 37562 40824 45927 47628 48294 52488 56343 61236 64392 71442 72441 75124 91854 95256 96588 107163 112686 122472 131467 142884 144882 150248 169029 183708 193176 214326 217323 225372 262934 285768 289764 321489 338058 367416 394401 428652 434646 450744 507087 525868 579528 642978 651969 676116 788802 857304 869292 1014174 1051736 1183203 1285956 1303938 1352232 1521261 1577604 1738584 1955907 2028348 2366406 2571912 2607876 3042522 3155208 3549609 3911814 4056696 4563783 4732812 5215752 5867721 6085044 7099218 7198489 7823628 9127566 9465624 10648827 11735442 12170088 13691349 14198436 14396978 15647256 17603163 18255132 21297654 21595467 23470884 27382698 28396872 28793956 31946481 35206326 36510264 41074047 42595308 43190934 46941768 50389423 54765396 57587912 63892962 64786401 70412652 82148094 85190616 86381868 95839443 100778846 109530792 123222141 127785924 129572802 140825304 151168269 164296188 172763736 191678886 194359203 201557692 246444282 255571848 259145604 287518329 302336538 328592376 352725961 383357772 388718406 403115384 453504807 492888564 518291208 575036658 583077609 604673076 705451922 766715544 777436812 862554987 907009614 985777128 1058177883 1150073316 1166155218 1209346152 1360514421 1410903844 1554873624 1725109974 1749232827 1814019228 2116355766 2300146632 2332310436 2721028842 2821807688 3174533649 3450219948 3498465654 3628038456 4081543263 4232711532 4664620872 5247698481 5442057684 6349067298 6900439896 6996931308 8163086526 8465423064 9523600947 10495396962 10884115368 12244629789 12698134596 13993862616 15743095443 16326173052 19047201894 20990793924 24489259578 25396269192 28570802841 31486190886 32652346104 36733889367 38094403788 41981587848 47229286329 48978519156 57141605682 62972381772 73467778734 76188807576 85712408523 94458572658 97957038312 110201668101 114283211364 125944763544 146935557468 171424817046 188917145316 220403336202 228566422728 257137225569 293871114936 330605004303 342849634092 377834290632 440806672404 514274451138 661210008606 685699268184 771411676707 881613344808 1028548902276 1322420017212 1542823353414 2057097804552 2314235030121 2644840034424 3085646706828 4628470060242 6171293413656 9256940120484 18513880240968
• Sum of all divisors σ(n): 60591065686515
• Sum of proper divisors (its aliquot sum) s(n): 42077185445547
• 18513880240968 is an abundant number, because the sum of its proper divisors (42077185445547) is greater than itself. Its abundance is 23563305204579

Bases of 18513880240968

• Binary: 100001101011010011001010000010101001101001000₂
• Hexadecimal: 0x10D699415348
• Base-36: 6K95QA4I0

Squares and roots of 18513880240968

• 18513880240968 squared (18513880240968²) is 342763761576905329745577024
• 18513880240968 cubed (18513880240968³) is 6345887232778534145933767051225324319232
• The square root of 18513880240968 is 4302775.8762185139
• The cube root of 18513880240968 is 26454.4751730315

Scales and comparisons

• 18,513,880,240,968 seconds is equal to 588,684 years, 6 weeks, 3 days, 7 hours, 22 minutes, 48 seconds.
• To count from 1 to 18,513,880,240,968 would take you about one million, four hundred seventy-one thousand, seven hundred ten 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 18513880240968 cubic inches would be around 2204.5 feet tall.

Recreational maths with 18513880240968

• 18513880240968 backwards is 86904208831581
• 18513880240968 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 18513880240968's digits is 63
• More coming soon!