18209919000

Names of 18209919000

• Cardinal: 18209919000 can be written as Eighteen billion, two hundred nine million, nine hundred nineteen thousand.

Scientific notation

• Scientific notation: 1.8209919 × 10¹⁰

Factors of 18209919000

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 763

Divisors of 18209919000

• Number of divisors d(n): 576
• Complete list of divisors:
  1 2 3 4 5 6 7 8 10 12 13 14 15 20 21 24 25 26 28 30 35 39 40 42 49 50 52 56 60 65 70 75 78 84 91 98 100 104 105 120 125 130 140 147 150 156 168 169 175 182 195 196 200 210 245 250 260 273 280 294 300 312 325 338 350 364 375 390 392 420 455 490 500 507 520 525 546 588 600 637 650 676 700 728 733 735 750 780 840 845 875 910 975 980 1000 1014 1050 1092 1176 1183 1225 1274 1300 1352 1365 1400 1466 1470 1500 1560 1625 1690 1750 1820 1911 1950 1960 2028 2100 2184 2199 2275 2366 2450 2535 2548 2600 2625 2730 2932 2940 3000 3185 3250 3380 3500 3549 3640 3665 3675 3822 3900 4056 4200 4225 4398 4550 4732 4875 4900 5070 5096 5131 5250 5460 5864 5880 5915 6125 6370 6500 6760 6825 7000 7098 7330 7350 7644 7800 8281 8450 8796 9100 9464 9529 9555 9750 9800 10140 10262 10500 10920 10995 11375 11830 12250 12675 12740 13000 13650 14196 14660 14700 15288 15393 15925 16562 16900 17592 17745 18200 18325 18375 19058 19110 19500 20280 20524 21000 21125 21990 22750 23660 24500 24843 25350 25480 25655 27300 28392 28587 29320 29400 29575 30786 31850 33124 33800 34125 35490 35917 36650 36750 38116 38220 39000 41048 41405 42250 43980 45500 47320 47645 47775 49000 49686 50700 51310 54600 54975 57174 59150 61572 63375 63700 66248 66703 68250 70980 71834 73300 73500 76232 76440 76965 79625 82810 84500 87960 88725 91000 91625 95290 95550 99372 101400 102620 107751 109950 114348 118300 123144 123877 124215 126750 127400 128275 133406 136500 141960 142935 143668 146600 147000 147875 153930 159250 165620 169000 177450 179585 183250 190580 191100 198744 200109 205240 207025 215502 219900 228696 236600 238225 238875 247754 248430 253500 256550 266812 273000 274875 285870 287336 295750 307860 318500 331240 333515 354900 359170 366500 371631 381160 382200 384825 400218 414050 431004 439800 443625 466921 476450 477750 495508 496860 507000 513100 533624 538755 549750 571740 591500 615720 619385 621075 637000 641375 667030 709800 714675 718340 733000 743262 769650 800436 828100 862008 867139 887250 897925 933842 952900 955500 991016 993720 1000545 1026200 1035125 1077510 1099500 1143480 1183000 1191125 1238770 1242150 1282750 1334060 1400763 1429350 1436680 1486524 1539300 1600872 1656200 1667575 1734278 1774500 1795850 1858155 1867684 1905800 1911000 1924125 2001090 2070250 2155020 2199000 2334605 2382250 2477540 2484300 2565500 2601417 2668120 2693775 2801526 2858700 2973048 3078600 3096925 3105375 3335150 3468556 3549000 3573375 3591700 3716310 3735368 3848250 4002180 4140500 4310040 4335695 4489625 4669210 4764500 4955080 4968600 5002725 5131000 5202834 5387550 5603052 5717400 6069973 6193850 6210750 6670300 6937112 7003815 7146750 7183400 7432620 7696500 8004360 8281000 8337875 8671390 8979250 9290775 9338420 9529000 10005450 10405668 10775100 11206104 11673025 12139946 12387700 12421500 13007085 13340600 13468875 14007630 14293500 14865240 15393000 15484625 16675750 17342780 17958500 18209919 18581550 18676840 20010900 20811336 21550200 21678475 23346050 24279892 24775400 24843000 25013625 26014170 26937750 28015260 28587000 30349865 30969250 33351500 34685560 35019075 35917000 36419838 37163100 40021800 43356950 46453875 46692100 48559784 50027250 52028340 53875500 56030520 58365125 60699730 61938500 65035425 66703000 70038150 72839676 74326200 86713900 91049595 92907750 93384200 100054500 104056680 107751000 108392375 116730250 121399460 123877000 130070850 140076300 145679352 151749325 173427800 175095375 182099190 185815500 200109000 216784750 233460500 242798920 260141700 280152600 303498650 325177125 350190750 364198380 371631000 433569500 455247975 466921000 520283400 606997300 650354250 700381500 728396760 758746625 867139000 910495950 1213994600 1300708500 1400763000 1517493250 1820991900 2276239875 2601417000 3034986500 3641983800 4552479750 6069973000 9104959500 18209919000
• Sum of all divisors σ(n): 71663473440
• Sum of proper divisors (its aliquot sum) s(n): 53453554440
• 18209919000 is an abundant number, because the sum of its proper divisors (53453554440) is greater than itself. Its abundance is 35243635440

Bases of 18209919000

• Binary: 10000111101011001010101000000011000₂
• Hexadecimal: 0x43D655018
• Base-36: 8D5PRFC

Squares and roots of 18209919000

• 18209919000 squared (18209919000²) is 331601149986561000000
• 18209919000 cubed (18209919000³) is 6038430081562126898559000000000
• The square root of 18209919000 is 134944.1328846867
• The cube root of 18209919000 is 2630.8898857017

Scales and comparisons

• 18,209,919,000 seconds is equal to 579 years, 6 days, 22 hours, 50 minutes.
• To count from 1 to 18,209,919,000 would take you about one thousand, one hundred fifty-eight 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 18209919000 cubic inches would be around 219.2 feet tall.

Recreational maths with 18209919000

• 18209919000 backwards is 00091990281
• 18209919000 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 18209919000's digits is 39
• More coming soon!