72690050664

Names of 72690050664

• Cardinal: 72690050664 can be written as Seventy-two billion, six hundred ninety million, fifty thousand, six hundred sixty-four.

Scientific notation

• Scientific notation: 7.2690050664 × 10¹⁰

Factors of 72690050664

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 3006

Divisors of 72690050664

• Number of divisors d(n): 384
• Complete list of divisors:
  1 2 3 4 6 7 8 9 11 12 14 18 21 22 24 28 31 33 36 42 44 56 62 63 66 72 77 84 88 93 99 124 126 132 151 154 168 186 198 217 231 248 252 264 279 302 308 341 372 396 434 453 462 504 558 604 616 651 682 693 744 792 868 906 924 1023 1057 1116 1208 1302 1359 1364 1386 1661 1736 1812 1848 1953 2046 2114 2232 2387 2604 2718 2728 2772 2801 3069 3171 3322 3624 3906 4092 4228 4681 4774 4983 5208 5436 5544 5602 6138 6342 6644 7161 7812 8184 8403 8456 9362 9513 9548 9966 10872 11204 11627 12276 12684 13288 14043 14322 14949 15624 16806 18724 19026 19096 19607 19932 21483 22408 23254 24552 25209 25368 28086 28644 29898 30811 32767 33612 34881 37448 38052 39214 39864 42129 42966 46508 50418 51491 56172 57288 58821 59796 61622 65534 67224 69762 76104 78428 84258 85932 86831 92433 93016 98301 100836 102982 104643 112344 117642 119592 123244 131068 139524 154473 156856 168516 171864 173662 176463 184866 196602 201672 205964 209286 215677 235284 246488 260493 262136 277299 279048 294903 308946 337032 347324 352926 360437 369732 393204 411928 418572 422951 431354 463419 470568 520986 554598 589806 607817 617892 647031 694648 705852 720874 739464 781479 786408 837144 845902 862708 926838 955141 1041972 1081311 1109196 1179612 1215634 1235784 1268853 1294062 1411704 1441748 1562958 1691804 1725416 1823451 1853676 1910282 1941093 2083944 2162622 2218392 2359224 2431268 2537706 2588124 2865423 2883496 2960657 3125916 3243933 3383608 3646902 3707352 3806559 3820564 3882186 4325244 4652461 4862536 5075412 5176248 5470353 5730846 5921314 6251832 6487866 6685987 7293804 7613118 7641128 7764372 8596269 8650488 8881971 9304922 10150824 10940706 11461692 11842628 12975732 13111481 13371974 13957383 14587608 15226236 15528744 17192538 17763942 18609844 20057961 21881412 22923384 23685256 25951464 26222962 26645913 26743948 27914766 30452472 32567227 34385076 35527884 37219688 39334443 40115922 41872149 43762824 52445924 53291826 53487896 55829532 60173883 65134454 68770152 71055768 78668886 80231844 83744298 91780367 97701681 104891848 106583652 111659064 118003329 120347766 130268908 144226291 157337772 160463688 167488596 183560734 195403362 213167304 236006658 240695532 260537816 275341101 288452582 293105043 314675544 334977192 367121468 390806724 432678873 472013316 481391064 550682202 576905164 586210086 734242936 781613448 826023303 865357746 944026632 1009584037 1101364404 1153810328 1172420172 1298036619 1652046606 1730715492 2019168074 2202728808 2344840344 2596073238 3028752111 3304093212 3461430984 4038336148 5192146476 6057504222 6608186424 8076672296 9086256333 10384292952 12115008444 18172512666 24230016888 36345025332 72690050664
• Sum of all divisors σ(n): 255133532160
• Sum of proper divisors (its aliquot sum) s(n): 182443481496
• 72690050664 is an abundant number, because the sum of its proper divisors (182443481496) is greater than itself. Its abundance is 109753430832

Bases of 72690050664

• Binary: 1000011101100101010100010011001101000₂
• Hexadecimal: 0x10ECAA2668
• Base-36: XE5S220

Squares and roots of 72690050664

• 72690050664 squared (72690050664²) is 5283843465534886840896
• 72690050664 cubed (72690050664³) is 384082849210376262324237147154944
• The square root of 72690050664 is 269610.9246006177
• The cube root of 72690050664 is 4173.4158123915

Scales and comparisons

• 72,690,050,664 seconds is equal to 2,311 years, 16 weeks, 4 days, 44 minutes, 24 seconds.
• To count from 1 to 72,690,050,664 would take you about four 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 72690050664 cubic inches would be around 347.8 feet tall.

Recreational maths with 72690050664

• 72690050664 backwards is 46605009627
• The number of decimal digits it has is: 11
• The sum of 72690050664's digits is 45
• More coming soon!