18187134303870

Names of 18187134303870

• Cardinal: 18187134303870 can be written as Eighteen trillion, one hundred eighty-seven billion, one hundred thirty-four million, three hundred three thousand, eight hundred seventy.

Scientific notation

• Scientific notation: 1.818713430387 × 10¹³

Factors of 18187134303870

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 726

Divisors of 18187134303870

• Number of divisors d(n): 224
• Complete list of divisors:
  1 2 3 5 6 7 9 10 14 15 18 21 27 30 35 42 45 54 63 70 81 90 105 126 135 162 189 210 243 270 315 378 405 486 567 630 709 729 810 945 1134 1215 1418 1458 1701 1890 2127 2430 2835 3402 3545 3645 4254 4963 5103 5670 6381 7090 7290 8505 9926 10206 10635 12762 14889 17010 19143 21270 24815 25515 29778 31905 38286 44667 49630 51030 57429 63810 74445 89334 95715 114858 134001 148890 172287 191430 223335 268002 287145 344574 402003 446670 502681 516861 574290 670005 804006 861435 1005362 1033722 1206009 1340010 1508043 1722870 2010015 2412018 2513405 2584305 3016086 3518767 3618027 4020030 4524129 5026810 5168610 6030045 7037534 7236054 7540215 9048258 10556301 12060090 13572387 15080430 17593835 18090135 21112602 22620645 27144774 31668903 35187670 36180270 40717161 45241290 52781505 63337806 67861935 81434322 95006709 105563010 122151483 135723870 158344515 190013418 203585805 244302966 285020127 316689030 356400829 366454449 407171610 475033545 570040254 610757415 712801658 732908898 855060381 950067090 1069202487 1221514830 1425100635 1710120762 1782004145 1832272245 2138404974 2494805803 2565181143 2850201270 3207607461 3564008290 3664544490 4275301905 4989611606 5130362286 5346012435 6415214922 7484417409 8550603810 9622822383 10692024870 12474029015 12825905715 14968834818 16038037305 19245644766 22453252227 24948058030 25651811430 28868467149 32076074610 37422087045 44906504454 48114111915 57736934298 67359756681 74844174090 86605401447 96228223830 112266261135 134719513362 144342335745 173210802894 202079270043 224532522270 259816204341 288684671490 336798783405 404158540086 433027007235 519632408682 606237810129 673597566810 866054014470 1010396350215 1212475620258 1299081021705 1818713430387 2020792700430 2598162043410 3031189050645 3637426860774 6062378101290 9093567151935 18187134303870
• Sum of all divisors σ(n): 56173868994240
• Sum of proper divisors (its aliquot sum) s(n): 37986734690370
• 18187134303870 is an abundant number, because the sum of its proper divisors (37986734690370) is greater than itself. Its abundance is 19799600386500

Bases of 18187134303870

• Binary: 100001000101010000101101011011111111001111110₂
• Hexadecimal: 0x108A85ADFE7E
• Base-36: 6G31Y6PVI

Squares and roots of 18187134303870

• 18187134303870 squared (18187134303870²) is 330771854187004909496976900
• 18187134303870 cubed (18187134303870³) is 6015792136039162679484573324050970603000
• The square root of 18187134303870 is 4264637.6521188761
• The cube root of 18187134303870 is 26297.9214980785

Scales and comparisons

• 18,187,134,303,870 seconds is equal to 578,294 years, 31 weeks, 6 days, 15 hours, 4 minutes, 30 seconds.
• To count from 1 to 18,187,134,303,870 would take you about one million, four hundred forty-five thousand, seven hundred thirty-six 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 18187134303870 cubic inches would be around 2191.5 feet tall.

Recreational maths with 18187134303870

• 18187134303870 backwards is 07830343178181
• 18187134303870 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 18187134303870's digits is 54
• More coming soon!