18386980441280

Names of 18386980441280

• Cardinal: 18386980441280 can be written as Eighteen trillion, three hundred eighty-six billion, nine hundred eighty million, four hundred forty-one thousand, two hundred eighty.

Scientific notation

• Scientific notation: 1.838698044128 × 10¹³

Factors of 18386980441280

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 13468

Divisors of 18386980441280

• Number of divisors d(n): 168
• Complete list of divisors:
  1 2 4 5 8 10 11 16 20 22 29 32 40 44 55 58 64 80 88 110 116 145 160 176 220 232 290 319 320 352 440 464 580 638 704 880 928 1160 1276 1595 1760 1856 2320 2552 3190 3520 4640 5104 6380 9280 10208 12760 13421 20416 25520 26842 51040 53684 67105 102080 107368 134210 147631 214736 268420 295262 389209 429472 536840 590524 738155 778418 858944 1073680 1181048 1476310 1556836 1946045 2147360 2362096 2952620 3113672 3892090 4281299 4294720 4724192 5905240 6227344 7784180 8562598 9448384 11810480 12454688 15568360 17125196 21406495 23620960 24909376 31136720 34250392 42812990 47241920 62273440 68500784 85625980 124546880 137001568 171251960 180123241 274003136 342503920 360246482 685007840 720492964 900616205 1370015680 1440985928 1801232410 1981355651 2881971856 3602464820 3962711302 5223573989 5763943712 7204929640 7925422604 9906778255 10447147978 11527887424 14409859280 15850845208 19813556510 20894295956 26117869945 28819718560 31701690416 39627113020 41788591912 52235739890 57459313879 57639437120 63403380832 79254226040 83577183824 104471479780 114918627758 126806761664 158508452080 167154367648 208942959560 229837255516 287296569395 317016904160 334308735296 417885919120 459674511032 574593138790 634033808320 835771838240 919349022064 1149186277580 1671543676480 1838698044128 2298372555160 3677396088256 4596745110320 9193490220640 18386980441280
• Sum of all divisors σ(n): 49415089394160
• Sum of proper divisors (its aliquot sum) s(n): 31028108952880
• 18386980441280 is an abundant number, because the sum of its proper divisors (31028108952880) is greater than itself. Its abundance is 12641128511600

Bases of 18386980441280

• Binary: 100001011100100001101011100000000110011000000₂
• Hexadecimal: 0x10B90D700CC0
• Base-36: 6IMV1F0E8

Squares and roots of 18386980441280

• 18386980441280 squared (18386980441280²) is 338081049748013263528038400
• 18386980441280 cubed (18386980441280³) is 6216289649284130549028064429684785152000
• The square root of 18386980441280 is 4288004.2492143125
• The cube root of 18386980441280 is 26393.8941923311

Scales and comparisons

• 18,386,980,441,280 seconds is equal to 584,649 years, 5 weeks, 2 days, 15 hours, 1 minute, 20 seconds.
• To count from 1 to 18,386,980,441,280 would take you about one million, four hundred sixty-one thousand, six hundred twenty-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 18386980441280 cubic inches would be around 2199.5 feet tall.

Recreational maths with 18386980441280

• 18386980441280 backwards is 08214408968381
• The number of decimal digits it has is: 14
• The sum of 18386980441280's digits is 62
• More coming soon!