18158435770209800

Names of 18158435770209800

• Cardinal: 18158435770209800 can be written as Eighteen quadrillion, one hundred fifty-eight trillion, four hundred thirty-five billion, seven hundred seventy million, two hundred nine thousand, eight hundred.

Scientific notation

• Scientific notation: 1.81584357702098 × 10¹⁶

Factors of 18158435770209800

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 2182

Divisors of 18158435770209800

• Number of divisors d(n): 324
• Complete list of divisors:
  1 2 4 5 8 10 13 20 25 26 40 50 52 65 100 104 130 169 200 260 325 338 421 520 650 676 842 845 1300 1352 1684 1690 1741 2105 2600 3368 3380 3482 4210 4225 5473 6760 6964 8420 8450 8705 10525 10946 13928 16840 16900 17410 21050 21892 22633 27365 33800 34820 42100 43525 43784 45266 54730 69640 71149 84200 87050 90532 109460 113165 136825 142298 174100 177241 181064 218920 226330 273650 284596 294229 348200 354482 355745 452660 547300 565825 569192 588458 708964 711490 732961 886205 905320 1094600 1131650 1176916 1417928 1422980 1465922 1471145 1772410 1778725 2263300 2304133 2353832 2845960 2931844 2942290 3031081 3544820 3557450 3664805 4431025 4526600 4608266 5863688 5884580 6062162 7089640 7114900 7329610 7355725 8862050 9216532 9528493 11520665 11769160 12124324 14229800 14659220 14711450 15155405 17724100 18324025 18433064 19056986 23041330 24248648 29318440 29422900 29953729 30310810 35448200 36648050 38113972 39404053 46082660 47642465 57603325 58845800 59907458 60621620 73296100 75777025 76227944 78808106 92165320 95284930 115206650 119814916 121243240 123870409 146592200 149768645 151554050 157616212 190569860 197020265 230413300 238212325 239629832 247740818 299537290 303108100 308576581 315232424 381139720 394040530 460826600 476424650 495481636 512252689 599074580 606216200 617153162 619352045 748843225 788081060 952849300 985101325 990963272 1024505378 1198149160 1234306324 1238704090 1276085101 1497686450 1542882905 1576162120 1905698600 1970202650 2049010756 2468612648 2477408180 2552170202 2561263445 2995372900 3085765810 3096760225 3940405300 4011495553 4098021512 4954816360 5104340404 5122526890 5990745800 6171531620 6193520450 6380425505 7714414525 7880810600 8022991106 10208680808 10245053780 12343063240 12387040900 12760851010 12806317225 15428829050 16045982212 16589106313 20057477765 20490107560 24774081800 25521702020 25612634450 30857658100 31902127525 32091964424 33178212626 40114955530 51043404040 51225268900 52149442189 61715316200 63804255050 66356425252 80229911060 82945531565 100287388825 102450537800 104298884378 127608510100 132712850504 160459822120 165891063130 200574777650 208597768756 215658382069 255217020200 260747210945 331782126260 401149555300 414727657825 417195537512 431316764138 521494421890 537231827521 663564252520 802299110600 829455315650 862633528276 1042988843780 1074463655042 1078291910345 1303736054725 1658910631300 1725267056552 2085977687560 2148927310084 2156583820690 2607472109450 2686159137605 3317821262600 4297854620168 4313167641380 5214944218900 5372318275210 5391459551725 6984013757773 8626335282760 10429888437800 10744636550420 10782919103450 13430795688025 13968027515546 21489273100840 21565838206900 26861591376050 27936055031092 34920068788865 43131676413800 53723182752100 55872110062184 69840137577730 90792178851049 107446365504200 139680275155460 174600343944325 181584357702098 279360550310920 349200687888650 363168715404196 453960894255245 698401375777300 726337430808392 907921788510490 1396802751554600 1815843577020980 2269804471276225 3631687154041960 4539608942552450 9079217885104900 18158435770209800
• Sum of all divisors σ(n): 45850924716266655
• Sum of proper divisors (its aliquot sum) s(n): 27692488946056855
• 18158435770209800 is an abundant number, because the sum of its proper divisors (27692488946056855) is greater than itself. Its abundance is 9534053175847055

Bases of 18158435770209800

• Binary: 1000000100000110000000001001001110000101001011000001000₂
• Hexadecimal: 0x40830049C29608
• Base-36: 4YSMM8CNXMW

Squares and roots of 18158435770209800

• 18158435770209800 squared (18158435770209800²) is 329728789620834772549136016040000
• 18158435770209800 cubed (18158435770209800³) is 5987359047918947971178496651536838486965192000000
• The square root of 18158435770209800 is 134753240.2957709957
• The cube root of 18158435770209800 is 262840.8187773869

Scales and comparisons

• 18,158,435,770,209,800 seconds is equal to 577,382,089 years, 39 weeks, 4 days, 17 hours, 23 minutes, 20 seconds.
• To count from 1 to 18,158,435,770,209,800 would take you about one billion, seven hundred thirty-two million, one hundred forty-six thousand, two hundred sixty-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 18158435770209800 cubic inches would be around 21903.4 feet tall.

Recreational maths with 18158435770209800

• 18158435770209800 backwards is 00890207753485181
• The number of decimal digits it has is: 17
• The sum of 18158435770209800's digits is 68
• More coming soon!