21139000142232960

Names of 21139000142232960

• Cardinal: 21139000142232960 can be written as Twenty-one quadrillion, one hundred thirty-nine trillion, one hundred forty-two million, two hundred thirty-two thousand, nine hundred sixty.

Scientific notation

• Scientific notation: 2.113900014223296 × 10¹⁶

Factors of 21139000142232960

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 282305023290

Divisors of 21139000142232960

• Number of divisors d(n): 192
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 13 15 16 18 20 24 26 30 32 36 39 40 45 48 52 60 64 65 72 78 80 90 96 104 117 120 128 130 144 156 160 180 192 195 208 234 240 260 288 312 320 360 384 390 416 468 480 520 576 585 624 640 720 780 832 936 960 1040 1152 1170 1248 1440 1560 1664 1872 1920 2080 2340 2496 2880 3120 3744 4160 4680 4992 5760 6240 7488 8320 9360 12480 14976 18720 24960 37440 74880 282305023267 564610046534 846915069801 1129220093068 1411525116335 1693830139602 2258440186136 2540745209403 2823050232670 3387660279204 3669965302471 4234575349005 4516880372272 5081490418806 5646100465340 6775320558408 7339930604942 8469150698010 9033760744544 10162980837612 11009895907413 11292200930680 12703726047015 13550641116816 14679861209884 16938301396020 18067521489088 18349826512355 20325961675224 22019791814826 22584401861360 25407452094030 27101282233632 29359722419768 33029687722239 33876602792040 36135042978176 36699653024710 40651923350448 44039583629652 45168803722720 50814904188060 54202564467264 55049479537065 58719444839536 66059375444478 67753205584080 73399306049420 81303846700896 88079167259304 90337607445440 101629808376120 108405128934528 110098959074130 117438889679072 132118750888956 135506411168160 146798612098840 162607693401792 165148438611195 176158334518608 180675214890880 203259616752240 220197918148260 234877779358144 264237501777912 271012822336320 293597224197680 325215386803584 330296877222390 352316669037216 406519233504480 440395836296520 469755558716288 528475003555824 542025644672640 587194448395360 660593754444780 704633338074432 813038467008960 880791672593040 1056950007111648 1174388896790720 1321187508889560 1409266676148864 1626076934017920 1761583345186080 2113900014223296 2348777793581440 2642375017779120 3523166690372160 4227800028446592 5284750035558240 7046333380744320 10569500071116480 21139000142232960
• Sum of all divisors σ(n): 78610656779207280
• Sum of proper divisors (its aliquot sum) s(n): 57471656636974320
• 21139000142232960 is an abundant number, because the sum of its proper divisors (57471656636974320) is greater than itself. Its abundance is 36332656494741360

Bases of 21139000142232960

• Binary: 1001011000110011100111100000010011000100111110110000000₂
• Hexadecimal: 0x4B19CF02627D80
• Base-36: 5S55ELNVJ40

Squares and roots of 21139000142232960

• 21139000142232960 squared (21139000142232960²) is 446857327013325103110214910361600
• 21139000142232960 cubed (21139000142232960³) is 9446117099292519673440021847804935336865038336000
• The square root of 21139000142232960 is 145392572.5139800943
• The cube root of 21139000142232960 is 276499.7951540477

Scales and comparisons

• 21,139,000,142,232,960 seconds is equal to 672,154,817 years, 15 weeks, 5 days, 1 hour, 36 minutes.
• To count from 1 to 21,139,000,142,232,960 would take you about two billion, sixteen million, four hundred sixty-four thousand, four hundred fifty-one 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 21139000142232960 cubic inches would be around 23041.6 feet tall.

Recreational maths with 21139000142232960

• 21139000142232960 backwards is 06923224100093112
• 21139000142232960 is a Harshad number.
• The number of decimal digits it has is: 17
• The sum of 21139000142232960's digits is 45
• More coming soon!