18123574950

Names of 18123574950

• Cardinal: 18123574950 can be written as Eighteen billion, one hundred twenty-three million, five hundred seventy-four thousand, nine hundred fifty.

Scientific notation

• Scientific notation: 1.812357495 × 10¹⁰

Factors of 18123574950

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 164

Divisors of 18123574950

• Number of divisors d(n): 432
• Complete list of divisors:
  1 2 3 5 6 9 10 13 15 18 25 26 30 31 37 39 45 50 62 65 73 74 75 78 90 93 111 117 130 146 150 155 185 186 195 219 222 225 234 279 310 325 333 365 370 390 403 438 450 465 481 555 558 585 650 657 666 730 775 806 925 930 949 962 975 1095 1110 1147 1170 1209 1314 1369 1395 1443 1550 1665 1825 1850 1898 1950 2015 2190 2263 2294 2325 2405 2418 2701 2738 2775 2790 2847 2886 2925 3285 3330 3441 3627 3650 4030 4107 4329 4526 4650 4745 4810 5402 5475 5550 5694 5735 5850 6045 6570 6789 6845 6882 6975 7215 7254 8103 8214 8325 8541 8658 9490 10075 10323 10950 11315 11470 12025 12090 12321 13505 13578 13690 13950 14235 14430 14911 16206 16425 16650 17082 17205 17797 18135 20150 20367 20535 20646 21645 22630 23725 24050 24309 24642 27010 28470 28675 29419 29822 30225 32850 33945 34225 34410 35113 35594 36075 36270 40515 40734 41070 42439 42705 43290 44733 47450 48618 51615 53391 56575 57350 58838 60450 61605 67525 67890 68450 70226 71175 72150 74555 81030 83731 84878 85410 86025 88257 88985 89466 90675 99937 101835 102675 103230 105339 106782 108225 113150 121545 123210 127317 134199 135050 142350 147095 149110 160173 167462 169725 172050 175565 176514 177970 181350 199874 202575 203670 205350 210678 212195 213525 216450 223665 243090 251193 254634 258075 264771 266955 268398 294190 299811 308025 316017 320346 339450 351130 372775 381951 405150 418655 424390 427050 441285 444925 447330 499685 502386 509175 516150 526695 529542 533910 551707 599622 607725 616050 632034 636585 670995 735475 745550 753579 763902 800865 837310 877825 882570 889850 899433 999370 1018350 1053390 1060975 1088503 1103414 1118325 1215450 1255965 1273170 1299181 1323855 1334775 1341990 1470950 1499055 1507158 1580085 1601730 1655121 1755650 1798866 1909755 2093275 2121950 2177006 2206425 2236650 2498425 2511930 2598362 2633475 2647710 2669550 2758535 2998110 3098047 3160170 3182925 3265509 3310242 3354975 3767895 3819510 3897543 4004325 4186550 4412850 4497165 4965363 4996850 5266950 5442515 5517070 6196094 6279825 6365850 6495905 6531018 6619275 6709950 7495275 7535790 7795086 7900425 8008650 8275605 8994330 9294141 9548775 9796527 9930726 10885030 11692629 12559650 12991810 13238550 13792675 14990550 15490235 15800850 16327545 16551210 18588282 18839475 19097550 19487715 19593054 22485825 23385258 24826815 27212575 27585350 27882423 30980470 32479525 32655090 37678950 38975430 40274611 41378025 44971650 46470705 48982635 49653630 54425150 55764846 58463145 64959050 77451175 80549222 81637725 82756050 92941410 97438575 97965270 116926290 120823833 124134075 139412115 154902350 163275450 194877150 201373055 232353525 241647666 244913175 248268150 278824230 292315725 362471499 402746110 464707050 489826350 584631450 604119165 697060575 724942998 1006865275 1208238330 1394121150 1812357495 2013730550 3020595825 3624714990 6041191650 9061787475 18123574950
• Sum of all divisors σ(n): 56393640576
• Sum of proper divisors (its aliquot sum) s(n): 38270065626
• 18123574950 is an abundant number, because the sum of its proper divisors (38270065626) is greater than itself. Its abundance is 20146490676

Bases of 18123574950

• Binary: 10000111000001111111100111010100110₂
• Hexadecimal: 0x4383FCEA6
• Base-36: 8BQB3XI

Squares and roots of 18123574950

• 18123574950 squared (18123574950²) is 328463968968267502500
• 18123574950 cubed (18123574950³) is 5952941359970870253208062375000
• The square root of 18123574950 is 134623.8275714965
• The cube root of 18123574950 is 2626.7250919099

Scales and comparisons

• 18,123,574,950 seconds is equal to 576 years, 14 weeks, 1 day, 14 hours, 22 minutes, 30 seconds.
• To count from 1 to 18,123,574,950 would take you about one thousand, one hundred fifty-two 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 18123574950 cubic inches would be around 218.9 feet tall.

Recreational maths with 18123574950

• 18123574950 backwards is 05947532181
• 18123574950 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 18123574950's digits is 45
• More coming soon!