18553597920

Names of 18553597920

• Cardinal: 18553597920 can be written as Eighteen billion, five hundred fifty-three million, five hundred ninety-seven thousand, nine hundred twenty.

Scientific notation

• Scientific notation: 1.855359792 × 10¹⁰

Factors of 18553597920

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 8225

Divisors of 18553597920

• Number of divisors d(n): 432
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 11 12 13 15 16 18 20 22 24 26 30 32 33 36 39 40 44 45 48 52 55 60 65 66 72 78 80 88 90 96 99 104 110 117 120 121 130 132 143 144 156 160 165 176 180 195 198 208 220 234 240 242 260 264 286 288 312 330 352 360 363 390 396 416 429 440 468 480 484 495 520 528 572 585 605 624 660 715 720 726 780 792 858 880 936 968 990 1040 1056 1089 1144 1170 1210 1248 1287 1320 1430 1440 1452 1560 1573 1584 1716 1760 1815 1872 1936 1980 2080 2145 2178 2288 2340 2420 2574 2640 2860 2904 3120 3146 3168 3432 3630 3744 3872 3960 4290 4356 4576 4680 4719 4840 5148 5280 5445 5720 5808 6240 6292 6435 6864 7260 7865 7920 8191 8580 8712 9360 9438 9680 10296 10890 11440 11616 12584 12870 13728 14157 14520 15730 15840 16382 17160 17424 18720 18876 19360 20592 21780 22880 23595 24573 25168 25740 28314 29040 31460 32764 34320 34848 37752 40955 41184 43560 47190 49146 50336 51480 56628 58080 62920 65528 68640 70785 73719 75504 81910 87120 90101 94380 98292 102960 106483 113256 122865 125840 131056 141570 147438 151008 163820 174240 180202 188760 196584 205920 212966 226512 245730 251680 262112 270303 283140 294876 319449 327640 360404 368595 377520 393168 425932 450505 453024 491460 532415 540606 566280 589752 638898 655280 720808 737190 755040 786336 810909 851864 901010 958347 982920 991111 1064830 1081212 1132560 1171313 1179504 1277796 1310560 1351515 1441616 1474380 1597245 1621818 1703728 1802020 1916694 1965840 1982222 2129660 2162424 2265120 2342626 2359008 2555592 2703030 2883232 2948760 2973333 3194490 3243636 3407456 3513939 3604040 3833388 3931680 3964444 4054545 4259320 4324848 4685252 4791735 4955555 5111184 5406060 5856565 5897520 5946666 6388980 6487272 7027878 7208080 7666776 7928888 8109090 8518640 8649696 8919999 9370504 9583470 9911110 10222368 10541817 10812120 11713130 11795040 11893332 12777960 12884443 12974544 14055756 14416160 14866665 15333552 15857776 16218180 17037280 17569695 17839998 18741008 19166940 19822220 21083634 21624240 23426260 23786664 25555920 25768886 25949088 28111512 29733330 30667104 31715552 32436360 35139390 35679996 37482016 38333880 38653329 39644440 42167268 43248480 44599995 46852520 47573328 51111840 51537772 52709085 56223024 59466660 64422215 64872720 70278780 71359992 76667760 77306658 79288880 84334536 89199990 93705040 95146656 103075544 105418170 112446048 115959987 118933320 128844430 129745440 140557560 142719984 153335520 154613316 158577760 168669072 178399980 187410080 193266645 206151088 210836340 231919974 237866640 257688860 281115120 285439968 309226632 337338144 356799960 386533290 412302176 421672680 463839948 475733280 515377720 562230240 579799935 618453264 713599920 773066580 843345360 927679896 1030755440 1159599870 1236906528 1427199840 1546133160 1686690720 1855359792 2061510880 2319199740 3092266320 3710719584 4638399480 6184532640 9276798960 18553597920
• Sum of all divisors σ(n): 74955718656
• Sum of proper divisors (its aliquot sum) s(n): 56402120736
• 18553597920 is an abundant number, because the sum of its proper divisors (56402120736) is greater than itself. Its abundance is 37848522816

Bases of 18553597920

• Binary: 10001010001111000010110111111100000₂
• Hexadecimal: 0x451E16FE0
• Base-36: 8IUBZS0

Squares and roots of 18553597920

• 18553597920 squared (18553597920²) is 344235995777028326400
• 18553597920 cubed (18553597920³) is 6386816255237801540476121088000
• The square root of 18553597920 is 136211.5924582045
• The cube root of 18553597920 is 2647.3379185845

Scales and comparisons

• 18,553,597,920 seconds is equal to 589 years, 49 weeks, 1 day, 17 hours, 12 minutes.
• To count from 1 to 18,553,597,920 would take you about one thousand, one hundred seventy-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 18553597920 cubic inches would be around 220.6 feet tall.

Recreational maths with 18553597920

• 18553597920 backwards is 02979535581
• The number of decimal digits it has is: 11
• The sum of 18553597920's digits is 54
• More coming soon!