40122838728

Names of 40122838728

• Cardinal: 40122838728 can be written as Forty billion, one hundred twenty-two million, eight hundred thirty-eight thousand, seven hundred twenty-eight.

Scientific notation

• Scientific notation: 4.0122838728 × 10¹⁰

Factors of 40122838728

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 397

Divisors of 40122838728

• Number of divisors d(n): 480
• Complete list of divisors:
  1 2 3 4 6 7 8 9 12 14 17 18 21 24 27 28 34 36 42 51 54 56 63 68 72 81 84 102 108 119 126 127 136 153 162 168 189 204 216 238 241 252 254 289 306 324 357 378 381 408 459 476 482 504 508 567 578 612 648 714 723 756 762 867 889 918 952 964 1016 1071 1134 1143 1156 1224 1377 1428 1446 1512 1524 1687 1734 1778 1836 1928 2023 2142 2159 2169 2268 2286 2312 2601 2667 2754 2856 2892 3048 3213 3374 3429 3468 3556 3672 4046 4097 4284 4318 4338 4536 4572 5061 5202 5334 5508 5784 6069 6426 6477 6507 6748 6858 6936 7112 7803 8001 8092 8194 8568 8636 8676 9144 9639 10122 10287 10404 10668 11016 12138 12291 12852 12954 13014 13496 13716 15113 15183 15606 16002 16184 16388 17272 17352 18207 19278 19431 19521 20244 20574 20808 21336 23409 24003 24276 24582 25704 25908 26028 27432 28679 30226 30366 30607 31212 32004 32776 36414 36703 36873 38556 38862 39042 40488 41148 45339 45549 46818 48006 48552 49164 51816 52056 54621 57358 58293 60452 60732 61214 62424 64008 69649 72009 72828 73406 73746 77112 77724 78084 82296 86037 90678 91098 91821 93636 96012 98328 109242 110109 110619 114716 116586 120904 121464 122428 136017 136647 139298 144018 145656 146812 147492 155448 156168 163863 172074 174879 181356 182196 183642 187272 192024 208947 214249 218484 220218 221238 229432 233172 244856 256921 258111 272034 273294 275463 278596 288036 293624 294984 327726 330327 331857 344148 349758 362712 364392 367284 408051 417894 428498 436968 440436 442476 466344 487543 513842 516222 520319 544068 546588 550926 557192 576072 626841 642747 655452 660654 663714 688296 699516 734568 770763 774333 816102 826389 835788 856996 880872 884952 975086 990981 1027684 1032444 1040638 1088136 1093176 1101852 1224153 1253682 1285494 1310904 1321308 1327428 1399032 1462629 1541526 1548666 1560957 1632204 1652778 1671576 1713992 1880523 1928241 1950172 1981962 2055368 2064888 2081276 2203704 2312289 2322999 2448306 2479167 2507364 2570988 2642616 2654856 2925258 2972943 3083052 3097332 3121914 3264408 3305556 3642233 3761046 3856482 3900344 3963924 4162552 4387887 4624578 4645998 4682871 4896612 4958334 5014728 5141976 5641569 5784723 5850516 5945886 6166104 6194664 6243828 6611112 6936867 7284466 7522092 7712964 7927848 8775774 8845423 9249156 9291996 9365742 9793224 9916668 10926699 11283138 11569446 11701032 11891772 12487656 13163661 13873734 14048613 14568932 15044184 15425928 17354169 17551548 17690846 18498312 18583992 18731484 19833336 20810601 21853398 22566276 23138892 23783544 26327322 26536269 27747468 28097226 29137864 32780097 34708338 35103096 35381692 37462968 39490983 41621202 42145839 43706796 45132552 46277784 52654644 53072538 55494936 56194452 61917961 65560194 69416676 70763384 78981966 79608807 83242404 84291678 87413592 98340291 105309288 106145076 112388904 123835922 131120388 138833352 157963932 159217614 166484808 168583356 185753883 196680582 212290152 238826421 247671844 262240776 295020873 315927864 318435228 337166712 371507766 393361164 477652842 495343688 557261649 590041746 636870456 716479263 743015532 786722328 955305684 1114523298 1180083492 1432958526 1486031064 1671784947 1910611368 2229046596 2360166984 2865917052 3343569894 4458093192 5015354841 5731834104 6687139788 10030709682 13374279576 20061419364 40122838728
• Sum of all divisors σ(n): 138079856640
• Sum of proper divisors (its aliquot sum) s(n): 97957017912
• 40122838728 is an abundant number, because the sum of its proper divisors (97957017912) is greater than itself. Its abundance is 57834179184

Bases of 40122838728

• Binary: 100101010111100000011110111011001000₂
• Hexadecimal: 0x95781EEC8
• Base-36: IFK3OI0

Squares and roots of 40122838728

• 40122838728 squared (40122838728²) is 1609842187593096657984
• 40122838728 cubed (40122838728³) is 64591438470328539694407805604352
• The square root of 40122838728 is 200306.8614101873
• The cube root of 40122838728 is 3423.4491702873

Scales and comparisons

• 40,122,838,728 seconds is equal to 1,275 years, 40 weeks, 4 days, 16 hours, 58 minutes, 48 seconds.
• To count from 1 to 40,122,838,728 would take you about two thousand, five hundred fifty-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 40122838728 cubic inches would be around 285.3 feet tall.

Recreational maths with 40122838728

• 40122838728 backwards is 82783822104
• The number of decimal digits it has is: 11
• The sum of 40122838728's digits is 45
• More coming soon!