21072822157800

Names of 21072822157800

• Cardinal: 21072822157800 can be written as Twenty-one trillion, seventy-two billion, eight hundred twenty-two million, one hundred fifty-seven thousand, eight hundred.

Scientific notation

• Scientific notation: 2.10728221578 × 10¹³

Factors of 21072822157800

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 1204

Divisors of 21072822157800

• Number of divisors d(n): 288
• Complete list of divisors:
  1 2 3 4 5 6 7 8 9 10 12 14 15 18 20 21 24 25 28 30 35 36 40 42 45 50 56 60 63 70 72 75 84 90 100 105 120 126 140 150 168 175 180 200 210 225 252 280 300 315 350 360 420 450 504 525 600 630 700 840 900 1050 1187 1260 1400 1575 1800 2100 2374 2520 3150 3561 4200 4748 5935 6300 7122 8309 9496 10683 11870 12600 14244 16618 17805 21366 23740 24927 28488 29675 33236 35610 41545 42732 47480 49854 53415 59350 66472 71220 74781 83090 85464 89025 99708 106830 118700 124635 142440 149562 166180 178050 199416 207725 213660 237400 249270 267075 299124 332360 356100 373905 415450 427320 498540 534150 598248 623175 712200 747810 830900 997080 1068300 1246350 1408969 1495620 1661800 1869525 2136600 2492700 2817938 2991240 3739050 4226907 4985400 5635876 7044845 7478100 8453814 9862783 11271752 12680721 14089690 14956200 16907628 19725566 21134535 25361442 28179380 29588349 33815256 35224225 39451132 42269070 49313915 50722884 56358760 59176698 63403605 70448450 78902264 84538140 88765047 98627830 101445768 105672675 118353396 126807210 140896900 147941745 169076280 177530094 197255660 211345350 236706792 246569575 253614420 281793800 295883490 317018025 355060188 394511320 422690700 443825235 493139150 507228840 591766980 634036050 710120376 739708725 845381400 887650470 986278300 1183533960 1268072100 1479417450 1672446203 1775300940 1972556600 2219126175 2536144200 2958834900 3344892406 3550601880 4438252350 5017338609 5917669800 6689784812 8362231015 8876504700 10034677218 11707123421 13379569624 15052015827 16724462030 17753009400 20069354436 23414246842 25086693045 30104031654 33448924060 35121370263 40138708872 41811155075 46828493684 50173386090 58535617105 60208063308 66897848120 70242740526 75260079135 83622310150 93656987368 100346772180 105364110789 117071234210 120416126616 125433465225 140485481052 150520158270 167244620300 175606851315 200693544360 210728221578 234142468420 250866930450 280970962104 292678085525 301040316540 334489240600 351213702630 376300395675 421456443156 468284936840 501733860900 526820553945 585356171050 602080633080 702427405260 752600791350 842912886312 878034256575 1003467721800 1053641107890 1170712342100 1404854810520 1505201582700 1756068513150 2107282215780 2341424684200 2634102769725 3010403165400 3512137026300 4214564431560 5268205539450 7024274052600 10536411078900 21072822157800
• Sum of all divisors σ(n): 80947693569600
• Sum of proper divisors (its aliquot sum) s(n): 59874871411800
• 21072822157800 is an abundant number, because the sum of its proper divisors (59874871411800) is greater than itself. Its abundance is 38802049254000

Bases of 21072822157800

• Binary: 100110010101001100110000101000100000111101000₂
• Hexadecimal: 0x132A661441E8
• Base-36: 7GWPY88A0

Squares and roots of 21072822157800

• 21072822157800 squared (21072822157800²) is 444063833694266648100840000
• 21072822157800 cubed (21072822157800³) is 9357678194150156452920916440792552000000
• The square root of 21072822157800 is 4590514.3674538259
• The cube root of 21072822157800 is 27621.0955771181

Scales and comparisons

• 21,072,822,157,800 seconds is equal to 670,050 years, 29 weeks, 1 day, 14 hours, 30 minutes.
• To count from 1 to 21,072,822,157,800 would take you about one million, six hundred seventy-five thousand, one hundred twenty-six 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 21072822157800 cubic inches would be around 2301.8 feet tall.

Recreational maths with 21072822157800

• 21072822157800 backwards is 00875122827012
• 21072822157800 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 21072822157800's digits is 45
• More coming soon!