664138476175920

Names of 664138476175920

• Cardinal: 664138476175920 can be written as Six hundred sixty-four trillion, one hundred thirty-eight billion, four hundred seventy-six million, one hundred seventy-five thousand, nine hundred twenty.

Scientific notation

• Scientific notation: 6.6413847617592 × 10¹⁴

Factors of 664138476175920

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 725325

Divisors of 664138476175920

• Number of divisors d(n): 160
• Complete list of divisors:
  1 2 3 4 5 6 8 10 12 15 16 20 24 30 40 48 60 80 103 120 206 240 309 412 515 618 824 1030 1236 1545 1648 2060 2472 3090 4120 4944 6180 8240 12360 24720 39161 78322 117483 156644 195805 234966 313288 391610 469932 587415 626576 686051 783220 939864 1174830 1372102 1566440 1879728 2058153 2349660 2744204 3132880 3430255 4033583 4116306 4699320 5488408 6860510 8067166 8232612 9398640 10290765 10976816 12100749 13721020 16134332 16465224 20167915 20581530 24201498 27442040 32268664 32930448 40335830 41163060 48402996 54884080 60503745 64537328 70663253 80671660 82326120 96805992 121007490 141326506 161343320 164652240 193611984 211989759 242014980 282653012 322686640 353316265 423979518 484029960 565306024 706632530 847959036 968059920 1059948795 1130612048 1413265060 1695918072 2119897590 2826530120 3391836144 4239795180 5653060240 8479590360 16959180720 26866443211 53732886422 80599329633 107465772844 134332216055 161198659266 214931545688 268664432110 322397318532 402996648165 429863091376 537328864220 644794637064 805993296330 1074657728440 1289589274128 1611986592660 2149315456880 2767243650733 3223973185320 5534487301466 6447946370640 8301730952199 11068974602932 13836218253665 16603461904398 22137949205864 27672436507330 33206923808796 41508654760995 44275898411728 55344873014660 66413847617592 83017309521990 110689746029320 132827695235184 166034619043980 221379492058640 332069238087960 664138476175920
• Sum of all divisors σ(n): 2078874023975424
• Sum of proper divisors (its aliquot sum) s(n): 1414735547799504
• 664138476175920 is an abundant number, because the sum of its proper divisors (1414735547799504) is greater than itself. Its abundance is 750597071623584

Bases of 664138476175920

• Binary: 10010111000000011111001001111101000100001000110000₂
• Hexadecimal: 0x25C07C9F44230
• Base-36: 6JF10561IO

Squares and roots of 664138476175920

• 664138476175920 squared (664138476175920²) is 441079915537273057426787846400
• 664138476175920 cubed (664138476175920³) is 292938142976728028296604438145938604338688000
• The square root of 664138476175920 is 25770884.2722930251
• The cube root of 664138476175920 is 87247.4776949581

Scales and comparisons

• 664,138,476,175,920 seconds is equal to 21,117,549 years, 11 weeks, 5 days, 16 hours, 52 minutes.
• To count from 1 to 664,138,476,175,920 would take you about fifty-two million, seven hundred ninety-three thousand, eight hundred seventy-three 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 664138476175920 cubic inches would be around 7270.6 feet tall.

Recreational maths with 664138476175920

• 664138476175920 backwards is 029571674831466
• The number of decimal digits it has is: 15
• The sum of 664138476175920's digits is 69
• More coming soon!