128722720104

Names of 128722720104

• Cardinal: 128722720104 can be written as One hundred twenty-eight billion, seven hundred twenty-two million, seven hundred twenty thousand, one hundred four.

Scientific notation

• Scientific notation: 1.28722720104 × 10¹¹

Factors of 128722720104

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 14
• Sum of prime factors: 217

Divisors of 128722720104

• Number of divisors d(n): 672
• Complete list of divisors:
  1 2 3 4 6 8 9 11 12 17 18 22 24 27 33 34 36 44 51 53 54 66 68 72 81 88 99 102 106 108 131 132 136 153 159 162 187 198 204 212 216 243 262 264 289 297 306 318 324 374 393 396 408 424 459 477 486 524 561 578 583 594 612 636 648 729 748 786 792 867 891 901 918 954 972 1048 1122 1156 1166 1179 1188 1224 1272 1377 1431 1441 1458 1496 1572 1683 1734 1749 1782 1802 1836 1908 1944 2227 2244 2312 2332 2358 2376 2601 2673 2703 2754 2862 2882 2916 3144 3179 3366 3468 3498 3537 3564 3604 3672 3816 4131 4293 4323 4454 4488 4664 4716 5049 5202 5247 5346 5406 5508 5724 5764 5832 6358 6681 6732 6936 6943 6996 7074 7128 7208 7803 8019 8109 8262 8586 8646 8908 9432 9537 9911 10098 10404 10494 10611 10692 10812 11016 11448 11528 12393 12716 12879 12969 13362 13464 13886 13992 14148 15147 15317 15606 15741 16038 16218 16524 17172 17292 17816 19074 19822 20043 20196 20808 20829 20988 21222 21384 21624 23409 24327 24497 24786 25432 25758 25938 26724 27772 28296 28611 29733 30294 30634 31212 31482 31833 32076 32436 33048 34344 34584 37859 38148 38637 38907 39644 40086 40392 41658 41976 42444 45441 45951 46818 47223 48654 48994 49572 51516 51876 53448 55544 57222 59466 60129 60588 61268 62424 62487 62964 63666 64152 64872 70227 72981 73491 75718 76296 76373 77274 77814 79288 80172 83316 84888 85833 89199 90882 91902 93636 94446 95499 97308 97988 99144 103032 103752 113577 114444 116721 118031 118932 120258 121176 122536 124974 125928 127332 136323 137853 140454 141669 145962 146982 151436 152746 154548 155628 160344 166632 168487 171666 178398 180387 181764 183804 187272 187461 188892 190998 194616 195976 210681 218943 220473 227154 228888 229119 233442 236062 237864 240516 249948 254664 257499 267597 272646 275706 280908 283338 291924 293964 302872 305492 309096 311256 336974 340731 343332 350163 354093 356796 360774 363528 367608 374922 377784 381996 413559 416449 421362 425007 437886 440946 454308 458238 466884 472124 481032 499896 505461 514998 535194 541161 545292 551412 561816 562383 566676 583848 587928 610984 656829 661419 673948 681462 686664 687357 700326 708186 713592 721548 749844 763992 772497 802791 827118 832898 842724 850014 875772 881892 908616 916476 933768 944248 1010922 1022193 1029996 1050489 1062279 1070388 1082322 1090584 1102824 1124766 1133352 1240677 1249347 1298341 1313658 1322838 1347896 1362924 1374714 1400652 1416372 1443096 1499688 1516383 1544994 1605582 1623483 1654236 1665796 1685448 1687149 1700028 1751544 1763784 1832952 1984257 2006527 2021844 2044386 2059992 2062071 2100978 2124558 2140776 2164644 2249532 2317491 2408373 2481354 2498694 2596682 2627316 2645676 2725848 2749428 2801304 2832744 3032766 3066579 3089988 3186837 3211164 3246966 3308472 3331592 3374298 3400056 3722031 3748041 3895023 3968514 4013054 4043688 4088772 4124142 4201956 4249116 4329288 4499064 4549149 4634982 4816746 4962708 4997388 5061447 5193364 5254632 5291352 5498856 5952771 6019581 6065532 6133158 6179976 6186213 6373674 6422328 6493932 6748596 7225119 7444062 7496082 7790046 7937028 8026108 8177544 8248284 8403912 8498232 9098298 9199737 9269964 9560511 9633492 9925416 9994776 10122894 10386728 11166093 11244123 11685069 11905542 12039162 12131064 12266316 12372426 12747348 12987864 13497192 13647447 14450238 14888124 14992164 15580092 15874056 16052216 16496568 17858313 18058743 18196596 18399474 18539928 18558639 19121022 19266984 20245788 22071797 22332186 22488246 23370138 23811084 24078324 24532632 24744852 25494696 27294894 27599211 28681533 28900476 29776248 29984328 31160184 33732369 35055207 35716626 36117486 36393192 36798948 37117278 38242044 40491576 40942341 44143594 44664372 44976492 46740276 47622168 48156648 49489704 54176229 54589788 55198422 55675917 57363066 57800952 66215391 67464738 70110414 71433252 72234972 73597896 74234556 76484088 81884682 86044599 88287188 89328744 89952984 93480552 101197107 105165621 108352458 109179576 110396844 111351834 114726132 122827023 132430782 134929476 140220828 142866504 144469944 148469112 162528687 163769364 172089198 176574376 198646173 202394214 210331242 216704916 220793688 222703668 229452264 245654046 264861564 269858952 280441656 303591321 315496863 325057374 327538728 344178396 397292346 404788428 420662484 433409832 445407336 487586061 491308092 529723128 595938519 607182642 630993726 650114748 688356792 794584692 809576856 841324968 946490589 975172122 982616184 1191877038 1214365284 1261987452 1300229496 1462758183 1589169384 1787815557 1892981178 1950344244 2383754076 2428730568 2523974904 2925516366 3575631114 3785962356 3900688488 4767508152 5363446671 5851032732 7151262228 7571924712 10726893342 11702065464 14302524456 16090340013 21453786684 32180680026 42907573368 64361360052 128722720104
• Sum of all divisors σ(n): 430525355040
• Sum of proper divisors (its aliquot sum) s(n): 301802634936
• 128722720104 is an abundant number, because the sum of its proper divisors (301802634936) is greater than itself. Its abundance is 173079914832

Bases of 128722720104

• Binary: 1110111111000011110001101010101101000₂
• Hexadecimal: 0x1DF878D568
• Base-36: 1N4U6MI0

Squares and roots of 128722720104

• 128722720104 squared (128722720104²) is 16569538670972725770816
• 128722720104 cubed (128722720104³) is 2132876088596026328814695619684864
• The square root of 128722720104 is 358779.4867380239
• The cube root of 128722720104 is 5049.1515106049

Scales and comparisons

• 128,722,720,104 seconds is equal to 4,092 years, 51 weeks, 1 day, 7 hours, 8 minutes, 24 seconds.
• To count from 1 to 128,722,720,104 would take you about eight thousand, one hundred eighty-five 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 128722720104 cubic inches would be around 420.8 feet tall.

Recreational maths with 128722720104

• 128722720104 backwards is 401027227821
• 128722720104 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 128722720104's digits is 36
• More coming soon!