18355047168640

Names of 18355047168640

• Cardinal: 18355047168640 can be written as Eighteen trillion, three hundred fifty-five billion, forty-seven million, one hundred sixty-eight thousand, six hundred forty.

Scientific notation

• Scientific notation: 1.835504716864 × 10¹³

Factors of 18355047168640

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 14
• Sum of prime factors: 1888

Divisors of 18355047168640

• Number of divisors d(n): 432
• Complete list of divisors:
  1 2 4 5 7 8 10 13 14 16 20 26 28 32 35 40 49 52 56 64 65 70 80 91 98 104 112 128 130 140 160 169 182 196 208 224 245 260 280 320 338 364 392 416 448 455 490 520 560 637 640 676 728 784 832 845 896 910 980 1040 1120 1183 1274 1352 1456 1568 1664 1690 1820 1861 1960 2080 2240 2366 2548 2704 2912 3136 3185 3380 3640 3722 3920 4160 4480 4732 5096 5408 5824 5915 6272 6370 6760 7280 7444 7840 8281 8320 9305 9464 10192 10816 11648 11830 12740 13027 13520 14560 14888 15680 16562 18610 18928 20384 21632 23660 24193 25480 26054 27040 29120 29776 31360 33124 37220 37856 40768 41405 47320 48386 50960 52108 54080 58240 59552 65135 66248 74440 75712 81536 82810 91189 94640 96772 101920 104216 108160 119104 120965 130270 132496 148880 151424 165620 169351 182378 189280 193544 203840 208432 238208 241930 260540 264992 297760 314509 331240 338702 364756 378560 387088 407680 416864 455945 483860 521080 529984 595520 629018 662480 677404 729512 757120 774176 833728 846755 911890 967720 1042160 1059968 1185457 1191040 1258036 1324960 1354808 1459024 1548352 1572545 1667456 1693510 1823780 1935440 2084320 2201563 2370914 2516072 2649920 2709616 2918048 3096704 3145090 3387020 3463321 3647560 3870880 4168640 4403126 4741828 5032144 5299840 5419232 5836096 5927285 6290180 6774040 6926642 7295120 7741760 8337280 8806252 9483656 10064288 10838464 11007815 11672192 11854570 12580360 13548080 13853284 14590240 15410941 15483520 17316605 17612504 18967312 20128576 21676928 22015630 23709140 24243247 25160720 27096160 27706568 29180480 30821882 34633210 35225008 37934624 40257152 44031260 45023173 47418280 48486494 50321440 54192320 55413136 58360960 61643764 69266420 70450016 75869248 77054705 88062520 90046346 94836560 96972988 100642880 108384640 110826272 121216235 123287528 138532840 140900032 151738496 154109410 169702729 176125040 180092692 189673120 193945976 201285760 221652544 225115865 242432470 246575056 277065680 281800064 308218820 315162211 339405458 352250080 360185384 379346240 387891952 443305088 450231730 484864940 493150112 554131360 585301249 616437640 630324422 678810916 704500160 720370768 758692480 775783904 848513645 900463460 969729880 986300224 1108262720 1170602498 1232875280 1260648844 1357621832 1409000320 1440741536 1551567808 1575811055 1697027290 1800926920 1939459760 1972600448 2206135477 2216525440 2341204996 2465750560 2521297688 2715243664 2881483072 2926506245 3103135616 3151622110 3394054580 3601853840 3878919520 4097108743 4412270954 4682409992 4931501120 5042595376 5430487328 5762966144 5853012490 6303244220 6788109160 7203707680 7757839040 8194217486 8824541908 9364819984 9863002240 10085190752 10860974656 11030677385 11706024980 12606488440 13576218320 14407415360 15515678080 16388434972 17649083816 18729639968 20170381504 20485543715 21721949312 22061354770 23412049960 25212976880 27152436640 28679761201 28814830720 32776869944 35298167632 37459279936 40340763008 40971087430 44122709540 46824099920 50425953760 54304873280 57359522402 65553739888 70596335264 74918559872 81942174860 88245419080 93648199840 100851907520 108609746560 114719044804 131107479776 141192670528 143398806005 163884349720 176490838160 187296399680 201703815040 229438089608 262214959552 282385341056 286797612010 327768699440 352981676320 374592799360 458876179216 524429919104 573595224020 655537398880 705963352640 917752358432 1147190448040 1311074797760 1411926705280 1835504716864 2294380896080 2622149595520 3671009433728 4588761792160 9177523584320 18355047168640
• Sum of all divisors σ(n): 55302345525690
• Sum of proper divisors (its aliquot sum) s(n): 36947298357050
• 18355047168640 is an abundant number, because the sum of its proper divisors (36947298357050) is greater than itself. Its abundance is 18592251188410

Bases of 18355047168640

• Binary: 100001011000110011110000100001111101010000000₂
• Hexadecimal: 0x10B19E10FA80
• Base-36: 6I86X65J4

Squares and roots of 18355047168640

• 18355047168640 squared (18355047168640²) is 336907756562999280599449600
• 18355047168640 cubed (18355047168640³) is 6183957763194534323153284262422380544000
• The square root of 18355047168640 is 4284279.0722174017
• The cube root of 18355047168640 is 26378.6056239773

Scales and comparisons

• 18,355,047,168,640 seconds is equal to 583,633 years, 37 weeks, 4 days, 13 hours, 30 minutes, 40 seconds.
• To count from 1 to 18,355,047,168,640 would take you about one million, four hundred fifty-nine thousand and eighty-four 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 18355047168640 cubic inches would be around 2198.2 feet tall.

Recreational maths with 18355047168640

• 18355047168640 backwards is 04686174055381
• The number of decimal digits it has is: 14
• The sum of 18355047168640's digits is 58
• More coming soon!