72990690080

Names of 72990690080

• Cardinal: 72990690080 can be written as Seventy-two billion, nine hundred ninety million, six hundred ninety thousand and eighty.

Scientific notation

• Scientific notation: 7.299069008 × 10¹⁰

Factors of 72990690080

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 2913

Divisors of 72990690080

• Number of divisors d(n): 288
• Complete list of divisors:
  1 2 4 5 7 8 10 11 14 16 20 22 28 32 35 40 44 49 55 56 70 77 80 88 98 110 112 140 154 160 176 196 220 224 245 280 308 331 352 385 392 440 490 539 560 616 662 770 784 880 980 1078 1120 1232 1324 1540 1568 1655 1760 1960 2156 2317 2464 2557 2648 2695 3080 3310 3641 3920 4312 4634 5114 5296 5390 6160 6620 7282 7840 8624 9268 10228 10592 10780 11585 12320 12785 13240 14564 16219 17248 17899 18205 18536 20456 21560 23170 25487 25570 26480 28127 29128 32438 35798 36410 37072 40912 43120 46340 50974 51140 52960 56254 58256 64876 71596 72820 74144 81095 81824 86240 89495 92680 101948 102280 112508 116512 125293 127435 129752 140635 143192 145640 162190 178409 178990 185360 196889 203896 204560 225016 250586 254870 259504 281270 286384 291280 324380 356818 357980 370720 393778 407792 409120 450032 501172 509740 519008 562540 572768 582560 626465 648760 713636 715960 787556 815584 846367 892045 900064 984445 1002344 1019480 1125080 1252930 1297520 1378223 1427272 1431920 1575112 1692734 1784090 1968890 2004688 2038960 2250160 2505860 2595040 2756446 2854544 2863840 3150224 3385468 3568180 3937780 4009376 4077920 4231835 4500320 5011720 5512892 5709088 5924569 6300448 6770936 6891115 7136360 7875560 8463670 9310037 10023440 11025784 11849138 13541872 13782230 14272720 15751120 16927340 18620074 20046880 22051568 23698276 27083744 27564460 28545440 29622845 31502240 33854680 37240148 41471983 44103136 46550185 47396552 55128920 59245690 65170259 67709360 74480296 82943966 93100370 94793104 110257840 118491380 130340518 135418720 148960592 165887932 186200740 189586208 207359915 220515680 236982760 260681036 297921184 325851295 331775864 372401480 414719830 456191813 473965520 521362072 651702590 663551728 744802960 829439660 912383626 947931040 1042724144 1303405180 1327103456 1489605920 1658879320 1824767252 2085448288 2280959065 2606810360 3317758640 3649534504 4561918130 5213620720 6635517280 7299069008 9123836260 10427241440 14598138016 18247672520 36495345040 72990690080
• Sum of all divisors σ(n): 219576837312
• Sum of proper divisors (its aliquot sum) s(n): 146586147232
• 72990690080 is an abundant number, because the sum of its proper divisors (146586147232) is greater than itself. Its abundance is 73595457152

Bases of 72990690080

• Binary: 1000011111110100101011000101100100000₂
• Hexadecimal: 0x10FE958B20
• Base-36: XJ4RSWW

Squares and roots of 72990690080

• 72990690080 squared (72990690080²) is 5327640838354610406400
• 72990690080 cubed (72990690080³) is 388868181289892745312685248512000
• The square root of 72990690080 is 270167.8923928601
• The cube root of 72990690080 is 4179.1615207293

Scales and comparisons

• 72,990,690,080 seconds is equal to 2,320 years, 45 weeks, 4 days, 15 hours, 41 minutes, 20 seconds.
• To count from 1 to 72,990,690,080 would take you about four thousand, six hundred forty-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 72990690080 cubic inches would be around 348.3 feet tall.

Recreational maths with 72990690080

• 72990690080 backwards is 08009609927
• The number of decimal digits it has is: 11
• The sum of 72990690080's digits is 50
• More coming soon!