19808172000

Names of 19808172000

• Cardinal: 19808172000 can be written as Nineteen billion, eight hundred eight million, one hundred seventy-two thousand.

Scientific notation

• Scientific notation: 1.9808172 × 10¹⁰

Factors of 19808172000

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 5004

Divisors of 19808172000

• Number of divisors d(n): 384
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 15 16 18 20 24 25 27 30 32 36 37 40 45 48 50 54 60 72 74 75 80 90 96 100 108 111 120 125 135 144 148 150 160 180 185 200 216 222 225 240 250 270 288 296 300 333 360 370 375 400 432 444 450 480 500 540 555 592 600 666 675 720 740 750 800 864 888 900 925 999 1000 1080 1110 1125 1184 1200 1332 1350 1440 1480 1500 1665 1776 1800 1850 1998 2000 2160 2220 2250 2400 2664 2700 2775 2960 3000 3330 3375 3552 3600 3700 3996 4000 4320 4440 4500 4625 4957 4995 5328 5400 5550 5920 6000 6660 6750 7200 7400 7992 8325 8880 9000 9250 9914 9990 10656 10800 11100 12000 13320 13500 13875 14800 14871 15984 16650 17760 18000 18500 19828 19980 21600 22200 24785 24975 26640 27000 27750 29600 29742 31968 33300 36000 37000 39656 39960 41625 44400 44613 49570 49950 53280 54000 55500 59484 66600 74000 74355 79312 79920 83250 88800 89226 99140 99900 108000 111000 118968 123925 124875 133200 133839 148000 148710 158624 159840 166500 178452 183409 198280 199800 222000 223065 237936 247850 249750 266400 267678 297420 333000 356904 366818 371775 396560 399600 444000 446130 475872 495700 499500 535356 550227 594840 619625 666000 669195 713808 733636 743550 793120 799200 892260 917045 991400 999000 1070712 1100454 1115325 1189680 1239250 1332000 1338390 1427616 1467272 1487100 1650681 1784520 1834090 1858875 1982800 1998000 2141424 2200908 2230650 2379360 2478500 2676780 2751135 2934544 2974200 3301362 3345975 3569040 3668180 3717750 3965600 3996000 4282848 4401816 4461300 4585225 4952043 4957000 5353560 5502270 5576625 5869088 5948400 6602724 6691950 7138080 7336360 7435500 8253405 8803632 8922600 9170450 9904086 9914000 10707120 11004540 11153250 11896800 13205448 13383900 13755675 14672720 14871000 16506810 16729875 17607264 17845200 18340900 19808172 19828000 21414240 22009080 22306500 22926125 24760215 26410896 26767800 27511350 29345440 29742000 33013620 33459750 35690400 36681800 39616344 41267025 44018160 44613000 45852250 49520430 52821792 53535600 55022700 59484000 66027240 66919500 68778375 73363600 79232688 82534050 88036320 89226000 91704500 99040860 107071200 110045400 123801075 132054480 133839000 137556750 146727200 158465376 165068100 178452000 183409000 198081720 206335125 220090800 247602150 264108960 267678000 275113500 330136200 366818000 396163440 412670250 440181600 495204300 535356000 550227000 619005375 660272400 733636000 792326880 825340500 990408600 1100454000 1238010750 1320544800 1650681000 1980817200 2200908000 2476021500 3301362000 3961634400 4952043000 6602724000 9904086000 19808172000
• Sum of all divisors σ(n): 74065380480
• Sum of proper divisors (its aliquot sum) s(n): 54257208480
• 19808172000 is an abundant number, because the sum of its proper divisors (54257208480) is greater than itself. Its abundance is 34449036480

Bases of 19808172000

• Binary: 10010011100101010001011011111100000₂
• Hexadecimal: 0x49CA8B7E0
• Base-36: 93L9VC0

Squares and roots of 19808172000

• 19808172000 squared (19808172000²) is 392363677981584000000
• 19808172000 cubed (19808172000³) is 7772007220011828704448000000000
• The square root of 19808172000 is 140741.5077367013
• The cube root of 19808172000 is 2705.7113668967

Scales and comparisons

• 19,808,172,000 seconds is equal to 629 years, 43 weeks, 4 days, 6 hours.
• To count from 1 to 19,808,172,000 would take you about one thousand, two hundred fifty-nine 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 19808172000 cubic inches would be around 225.5 feet tall.

Recreational maths with 19808172000

• 19808172000 backwards is 00027180891
• 19808172000 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 19808172000's digits is 36
• More coming soon!