18132242040

Names of 18132242040

• Cardinal: 18132242040 can be written as Eighteen billion, one hundred thirty-two million, two hundred forty-two thousand and forty.

Scientific notation

• Scientific notation: 1.813224204 × 10¹⁰

Factors of 18132242040

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 15
• Sum of prime factors: 592

Divisors of 18132242040

• Number of divisors d(n): 432
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 11 12 15 18 20 22 24 27 30 33 36 40 44 45 54 55 60 66 72 81 88 90 99 108 110 120 121 132 135 162 165 180 198 216 220 242 243 264 270 297 324 330 360 363 396 405 440 484 486 495 540 571 594 605 648 660 726 729 792 810 891 968 972 990 1080 1089 1142 1188 1210 1215 1320 1452 1458 1485 1620 1713 1782 1815 1944 1980 2178 2187 2284 2376 2420 2430 2673 2855 2904 2916 2970 3240 3267 3426 3564 3630 3645 3960 4356 4374 4455 4568 4840 4860 5139 5346 5445 5710 5832 5940 6281 6534 6561 6852 7128 7260 7290 8019 8565 8712 8748 8910 9720 9801 10278 10692 10890 10935 11420 11880 12562 13068 13122 13365 13704 14520 14580 15417 16038 16335 17130 17496 17820 18843 19602 20556 21384 21780 21870 22840 24057 25124 25695 26136 26244 26730 29160 29403 30834 31405 32076 32670 32805 34260 35640 37686 39204 40095 41112 43560 43740 46251 48114 49005 50248 51390 52488 53460 56529 58806 61668 62810 64152 65340 65610 68520 69091 72171 75372 77085 78408 80190 87480 88209 92502 94215 96228 98010 102780 106920 113058 117612 120285 123336 125620 130680 131220 138182 138753 144342 147015 150744 154170 160380 169587 176418 185004 188430 192456 196020 205560 207273 226116 231255 235224 240570 251240 262440 264627 276364 277506 282645 288684 294030 308340 320760 339174 345455 352836 360855 370008 376860 392040 414546 416259 441045 452232 462510 481140 508761 529254 552728 555012 565290 577368 588060 616680 621819 678348 690910 693765 705672 721710 753720 793881 829092 832518 847935 882090 925020 962280 1017522 1036365 1058508 1110024 1130580 1176120 1243638 1248777 1323135 1356696 1381820 1387530 1443420 1526283 1587762 1658184 1665036 1695870 1764180 1850040 1865457 2035044 2072730 2081295 2117016 2261160 2487276 2497554 2543805 2646270 2763640 2775060 2886840 3052566 3109095 3175524 3330072 3391740 3528360 3730914 3746331 3969405 4070088 4145460 4162590 4578849 4974552 4995108 5087610 5292540 5550120 5596371 6105132 6218190 6243885 6351048 6783480 7461828 7492662 7631415 7938810 8290920 8325180 9157698 9327285 9990216 10175220 10585080 11192742 12210264 12436380 12487770 13736547 14923656 14985324 15262830 15877620 16650360 16789113 18315396 18654570 18731655 20350440 22385484 22894245 24872760 24975540 27473094 27981855 29970648 30525660 31755240 33578226 36630792 37309140 37463310 41209641 44770968 45788490 49951080 50367339 54946188 55963710 61051320 67156452 68682735 74618280 74926620 82419282 83945565 91576980 100734678 109892376 111927420 134312904 137365470 149853240 151102017 164838564 167891130 183153960 201469356 206048205 223854840 251836695 274730940 302204034 329677128 335782260 402938712 412096410 453306051 503673390 549461880 604408068 671564520 755510085 824192820 906612102 1007346780 1208816136 1511020170 1648385640 1813224204 2014693560 2266530255 3022040340 3626448408 4533060510 6044080680 9066121020 18132242040
• Sum of all divisors σ(n): 67379752440
• Sum of proper divisors (its aliquot sum) s(n): 49247510400
• 18132242040 is an abundant number, because the sum of its proper divisors (49247510400) is greater than itself. Its abundance is 31115268360

Bases of 18132242040

• Binary: 10000111000110001000000111001111000₂
• Hexadecimal: 0x438C40E78
• Base-36: 8BVGVI0

Squares and roots of 18132242040

• 18132242040 squared (18132242040²) is 328778201397143361600
• 18132242040 cubed (18132242040³) is 5961485925208869597110441664000
• The square root of 18132242040 is 134656.0137535639
• The cube root of 18132242040 is 2627.1437443137

Scales and comparisons

• 18,132,242,040 seconds is equal to 576 years, 28 weeks, 3 days, 21 hours, 54 minutes.
• To count from 1 to 18,132,242,040 would take you about one thousand, one hundred fifty-three 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 18132242040 cubic inches would be around 218.9 feet tall.

Recreational maths with 18132242040

• 18132242040 backwards is 04024223181
• 18132242040 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 18132242040's digits is 27
• More coming soon!