72975638540

Names of 72975638540

• Cardinal: 72975638540 can be written as Seventy-two billion, nine hundred seventy-five million, six hundred thirty-eight thousand, five hundred forty.

Scientific notation

• Scientific notation: 7.297563854 × 10¹⁰

Factors of 72975638540

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 110

Divisors of 72975638540

• Number of divisors d(n): 180
• Complete list of divisors:
  1 2 4 5 7 10 14 17 20 28 34 35 68 70 79 85 119 140 158 170 238 289 316 340 395 476 553 578 595 790 1106 1156 1190 1343 1445 1580 2023 2212 2380 2686 2765 2890 4046 4913 5372 5530 5780 6241 6715 8092 9401 9826 10115 11060 12482 13430 18802 19652 20230 22831 24565 24964 26860 31205 34391 37604 40460 43687 45662 47005 49130 62410 68782 83521 87374 91324 94010 98260 106097 114155 124820 137564 159817 167042 171955 174748 188020 212194 218435 228310 319634 334084 343910 388127 417605 424388 436870 456620 530485 584647 639268 687820 742679 776254 799085 835210 873740 1060970 1169294 1485358 1552508 1598170 1670420 1803649 1940635 2121940 2338588 2716889 2923235 2970716 3196340 3607298 3713395 3881270 5433778 5846470 6598159 7214596 7426790 7762540 9018245 10867556 11692940 12625543 13196318 13584445 14853580 18036490 25251086 26392636 27168890 30662033 32990795 36072980 46187113 50502172 54337780 61324066 63127715 65981590 92374226 122648132 126255430 131963180 153310165 184748452 214634231 230935565 252510860 306620330 429268462 461871130 521254561 613240660 858536924 923742260 1042509122 1073171155 2085018244 2146342310 2606272805 3648781927 4292684620 5212545610 7297563854 10425091220 14595127708 18243909635 36487819270 72975638540
• Sum of all divisors σ(n): 188473105296
• Sum of proper divisors (its aliquot sum) s(n): 115497466756
• 72975638540 is an abundant number, because the sum of its proper divisors (115497466756) is greater than itself. Its abundance is 42521828216

Bases of 72975638540

• Binary: 1000011111101101011111110000000001100₂
• Hexadecimal: 0x10FDAFE00C
• Base-36: XIVT72K

Squares and roots of 72975638540

• 72975638540 squared (72975638540²) is 5325443820320733331600
• 72975638540 cubed (72975638540³) is 388627663296802542474571559864000
• The square root of 72975638540 is 270140.0350558947
• The cube root of 72975638540 is 4178.8742368717

Scales and comparisons

• 72,975,638,540 seconds is equal to 2,320 years, 20 weeks, 5 days, 10 hours, 42 minutes, 20 seconds.
• To count from 1 to 72,975,638,540 would take you about four thousand, six hundred forty 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 72975638540 cubic inches would be around 348.2 feet tall.

Recreational maths with 72975638540

• 72975638540 backwards is 04583657927
• The number of decimal digits it has is: 11
• The sum of 72975638540's digits is 56
• More coming soon!