18492198912

Names of 18492198912

• Cardinal: 18492198912 can be written as Eighteen billion, four hundred ninety-two million, one hundred ninety-eight thousand, nine hundred twelve.

Scientific notation

• Scientific notation: 1.8492198912 × 10¹⁰

Factors of 18492198912

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 20
• Sum of prime factors: 579

Divisors of 18492198912

• Number of divisors d(n): 364
• Complete list of divisors:
  1 2 3 4 6 8 9 11 12 16 18 22 24 27 32 33 36 44 48 54 64 66 72 81 88 96 99 108 128 132 144 162 176 192 198 216 243 256 264 288 297 324 352 384 396 432 486 512 528 563 576 594 648 704 729 768 792 864 891 972 1024 1056 1126 1152 1188 1296 1408 1458 1536 1584 1689 1728 1782 1944 2048 2112 2252 2304 2376 2592 2673 2816 2916 3072 3168 3378 3456 3564 3888 4096 4224 4504 4608 4752 5067 5184 5346 5632 5832 6144 6193 6336 6756 6912 7128 7776 8019 8448 9008 9216 9504 10134 10368 10692 11264 11664 12288 12386 12672 13512 13824 14256 15201 15552 16038 16896 18016 18432 18579 19008 20268 20736 21384 22528 23328 24772 25344 27024 27648 28512 30402 31104 32076 33792 36032 36864 37158 38016 40536 41472 42768 45056 45603 46656 49544 50688 54048 55296 55737 57024 60804 62208 64152 67584 72064 74316 76032 81072 82944 85536 91206 93312 99088 101376 108096 110592 111474 114048 121608 124416 128304 135168 136809 144128 148632 152064 162144 165888 167211 171072 182412 186624 198176 202752 216192 222948 228096 243216 248832 256608 273618 288256 297264 304128 324288 331776 334422 342144 364824 373248 396352 405504 410427 432384 445896 456192 486432 497664 501633 513216 547236 576512 594528 608256 648576 668844 684288 729648 746496 792704 820854 864768 891792 912384 972864 995328 1003266 1026432 1094472 1153024 1189056 1216512 1297152 1337688 1368576 1459296 1492992 1504899 1585408 1641708 1729536 1783584 1824768 1945728 2006532 2052864 2188944 2306048 2378112 2594304 2675376 2737152 2918592 2985984 3009798 3170816 3283416 3459072 3567168 3649536 3891456 4013064 4105728 4377888 4514697 4756224 5188608 5350752 5474304 5837184 6019596 6341632 6566832 6918144 7134336 7782912 8026128 8211456 8755776 9029394 9512448 10377216 10701504 10948608 11674368 12039192 12683264 13133664 14268672 15565824 16052256 16422912 17511552 18058788 19024896 20754432 21403008 23348736 24078384 25366528 26267328 28537344 31131648 32104512 32845824 35023104 36117576 38049792 42806016 46697472 48156768 52534656 57074688 62263296 64209024 70046208 72235152 76099584 85612032 93394944 96313536 105069312 114149376 128418048 140092416 144470304 171224064 186789888 192627072 210138624 228298752 256836096 280184832 288940608 342448128 385254144 420277248 513672192 560369664 577881216 684896256 770508288 840554496 1027344384 1155762432 1541016576 1681108992 2054688768 2311524864 3082033152 4623049728 6164066304 9246099456 18492198912
• Sum of all divisors σ(n): 60592299984
• Sum of proper divisors (its aliquot sum) s(n): 42100101072
• 18492198912 is an abundant number, because the sum of its proper divisors (42100101072) is greater than itself. Its abundance is 23607902160

Bases of 18492198912

• Binary: 10001001110001110001001000000000000₂
• Hexadecimal: 0x44E389000
• Base-36: 8HTS000

Squares and roots of 18492198912

• 18492198912 squared (18492198912²) is 341961420600973983744
• 18492198912 cubed (18492198912³) is 6323618609983305488331102486528
• The square root of 18492198912 is 135986.0246937163
• The cube root of 18492198912 is 2644.4144325467

Scales and comparisons

• 18,492,198,912 seconds is equal to 587 years, 51 weeks, 5 days, 1 hour, 55 minutes, 12 seconds.
• To count from 1 to 18,492,198,912 would take you about one thousand, one hundred seventy-five 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 18492198912 cubic inches would be around 220.4 feet tall.

Recreational maths with 18492198912

• 18492198912 backwards is 21989129481
• 18492198912 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 18492198912's digits is 54
• More coming soon!