85438984428

Names of 85438984428

• Cardinal: 85438984428 can be written as Eighty-five billion, four hundred thirty-eight million, nine hundred eighty-four thousand, four hundred twenty-eight.

Scientific notation

• Scientific notation: 8.5438984428 × 10¹⁰

Factors of 85438984428

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 403

Divisors of 85438984428

• Number of divisors d(n): 216
• Complete list of divisors:
  1 2 3 4 6 7 9 12 14 18 21 28 36 42 63 79 84 126 131 158 181 237 252 262 316 362 393 474 524 543 553 711 724 786 917 948 1086 1106 1179 1267 1422 1572 1629 1659 1834 2172 2212 2358 2534 2751 2844 3258 3318 3668 3801 4716 4977 5068 5502 6516 6636 7602 8253 9954 10349 11004 11403 14299 15204 16506 19908 20698 22806 23711 28598 31047 32761 33012 41396 42897 45612 47422 57196 62094 65522 71133 72443 85794 93141 94844 98283 100093 124188 128691 131044 142266 144886 165977 171588 186282 196566 200186 213399 217329 229327 257382 284532 289772 294849 300279 331954 372564 393132 400372 426798 434658 458654 497931 514764 589698 600558 651987 663908 687981 853596 869316 900837 917308 995862 1179396 1201116 1303974 1375962 1493793 1801674 1873169 1991724 2063943 2588119 2607948 2751924 2987586 3603348 3746338 4127886 4291691 5176238 5619507 5975172 7492676 7764357 8255772 8583382 10352476 11239014 12875073 13112183 15528714 16858521 17166764 18116833 22478028 23293071 25750146 26224366 30041837 31057428 33717042 36233666 38625219 39336549 46586142 51500292 52448732 54350499 60083674 67434084 72467332 77250438 78673098 90125511 93172284 108700998 118009647 120167348 154500876 157346196 163051497 180251022 217401996 236019294 270376533 326102994 339043589 360502044 472038588 540753066 652205988 678087178 1017130767 1081506132 1356174356 2034261534 2373305123 3051392301 4068523068 4746610246 6102784602 7119915369 9493220492 12205569204 14239830738 21359746107 28479661476 42719492214 85438984428
• Sum of all divisors σ(n): 253255242240
• Sum of proper divisors (its aliquot sum) s(n): 167816257812
• 85438984428 is an abundant number, because the sum of its proper divisors (167816257812) is greater than itself. Its abundance is 82377273384

Bases of 85438984428

• Binary: 1001111100100100011110111000011101100₂
• Hexadecimal: 0x13E48F70EC
• Base-36: 13905YB0

Squares and roots of 85438984428

• 85438984428 squared (85438984428²) is 7299820060088026487184
• 85438984428 cubed (85438984428³) is 623689212441062919347765317570752
• The square root of 85438984428 is 292299.4772968301
• The cube root of 85438984428 is 4404.3858545475

Scales and comparisons

• 85,438,984,428 seconds is equal to 2,716 years, 36 weeks, 1 day, 3 hours, 13 minutes, 48 seconds.
• To count from 1 to 85,438,984,428 would take you about five thousand, four hundred thirty-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 85438984428 cubic inches would be around 367 feet tall.

Recreational maths with 85438984428

• 85438984428 backwards is 82448983458
• 85438984428 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 85438984428's digits is 63
• More coming soon!