40129719240

Names of 40129719240

• Cardinal: 40129719240 can be written as Forty billion, one hundred twenty-nine million, seven hundred nineteen thousand, two hundred forty.

Scientific notation

• Scientific notation: 4.012971924 × 10¹⁰

Factors of 40129719240

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 248

Divisors of 40129719240

• Number of divisors d(n): 576
• Complete list of divisors:
  1 2 3 4 5 6 8 10 12 13 15 17 20 24 26 30 34 39 40 41 51 52 60 65 68 78 82 85 102 104 120 123 130 136 156 164 167 169 170 195 204 205 221 246 255 260 289 312 328 334 338 340 390 408 410 442 492 501 507 510 520 533 578 615 663 668 676 680 697 780 820 835 845 867 884 984 1002 1014 1020 1066 1105 1156 1230 1326 1336 1352 1394 1445 1560 1599 1640 1670 1690 1734 1768 2004 2028 2040 2091 2132 2171 2210 2312 2460 2505 2535 2652 2665 2788 2839 2873 2890 3198 3315 3340 3380 3468 3485 3757 4008 4056 4182 4264 4335 4342 4420 4920 5010 5070 5304 5330 5576 5678 5746 5780 6396 6513 6630 6680 6760 6847 6929 6936 6970 7514 7995 8364 8517 8619 8670 8684 8840 9061 10020 10140 10455 10660 10855 11271 11356 11492 11560 11849 12792 13026 13260 13694 13858 13940 14195 14365 15028 15990 16728 17034 17238 17340 17368 18122 18785 20040 20280 20541 20787 20910 21320 21710 22542 22712 22984 23698 26052 26520 27183 27388 27716 27880 28223 28390 28730 30056 31980 32565 34068 34235 34476 34645 34680 35547 36244 36907 37570 41082 41574 41820 42585 43095 43420 45084 45305 47396 48263 48841 52104 54366 54776 55432 56355 56446 56780 57460 59245 63960 65130 68136 68470 68952 69290 71094 72488 73814 75140 82164 83148 83640 84669 85170 86190 86840 89011 90168 90610 94792 96526 97682 102705 103935 108732 110721 112710 112892 113560 114920 116399 117793 118490 130260 135915 136940 138580 141115 142188 144789 146523 147628 150280 154037 164328 166296 169338 170340 172380 177735 178022 181220 184535 193052 195364 205410 207870 217464 221442 225420 225784 232798 235586 236980 241315 244205 260520 267033 271830 273880 277160 282230 284376 289578 293046 295256 308074 338676 340680 344760 349197 353379 355470 356044 362440 369070 386104 390728 410820 415740 423345 442884 445055 450840 462111 465596 471172 473960 479791 482630 488410 534066 543660 553605 564460 579156 581995 586092 588965 616148 627419 677352 698394 706758 710940 712088 723945 732615 738140 770185 821640 831480 846690 885768 890110 924222 931192 942344 959582 965260 976820 1068132 1087320 1107210 1128920 1157143 1158312 1163990 1172184 1177930 1232296 1254838 1335165 1396788 1413516 1421880 1439373 1447890 1465230 1476280 1513187 1540370 1693380 1745985 1766895 1780220 1848444 1882257 1919164 1930520 1953640 1978783 2002481 2136264 2214420 2310555 2314286 2327980 2355860 2398955 2509676 2670330 2793576 2827032 2878746 2895780 2930460 3026374 3080740 3137095 3386760 3471429 3491970 3533790 3560440 3696888 3764514 3838328 3957566 4004962 4428840 4539561 4621110 4628572 4655960 4711720 4797910 5019352 5340660 5757492 5785715 5791560 5860920 5936349 6007443 6052748 6161480 6274190 6942858 6983940 7067580 7196865 7529028 7565935 7915132 8009924 8156447 9079122 9242220 9257144 9411285 9595820 9893915 10012405 10681320 11514984 11571430 11872698 12014886 12105496 12548380 13885716 13967880 14135160 14393730 15058056 15131870 15830264 16019848 16312894 17357145 18158244 18484440 18822570 19191640 19671431 19787830 20024810 22697805 23142860 23745396 24029772 24469341 25096760 25724179 27771432 28787460 29681745 30037215 30263740 32625788 34714290 36316488 37645140 39342862 39575660 40049620 40782235 45395610 46285720 47490792 48059544 48938682 51448358 57574920 59014293 59363490 60074430 60527480 65251576 69428580 75290280 77172537 78685724 79151320 80099240 81564470 90791220 97877364 98357155 102896716 118028586 118726980 120148860 122346705 128620895 138857160 154345074 157371448 163128940 181582440 195754728 196714310 205793432 236057172 237453960 240297720 244693410 257241790 295071465 308690148 326257880 334414327 385862685 393428620 472114344 489386820 514483580 590142930 617380296 668828654 771725370 786857240 978773640 1003242981 1028967160 1180285860 1337657308 1543450740 1672071635 2006485962 2360571720 2675314616 3086901480 3344143270 4012971924 5016214905 6688286540 8025943848 10032429810 13376573080 20064859620 40129719240
• Sum of all divisors σ(n): 142708728960
• Sum of proper divisors (its aliquot sum) s(n): 102579009720
• 40129719240 is an abundant number, because the sum of its proper divisors (102579009720) is greater than itself. Its abundance is 62449290480

Bases of 40129719240

• Binary: 100101010111111010101110101111001000₂
• Hexadecimal: 0x957EAEBC8
• Base-36: IFO75JC

Squares and roots of 40129719240

• 40129719240 squared (40129719240²) is 1610394366281226177600
• 40129719240 cubed (40129719240³) is 64624673784543329390026377024000
• The square root of 40129719240 is 200324.0356023211
• The cube root of 40129719240 is 3423.6448504995

Scales and comparisons

• 40,129,719,240 seconds is equal to 1,276 years, 8 hours, 14 minutes.
• To count from 1 to 40,129,719,240 would take you about two thousand, five hundred fifty-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 40129719240 cubic inches would be around 285.3 feet tall.

Recreational maths with 40129719240

• 40129719240 backwards is 04291792104
• 40129719240 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 40129719240's digits is 39
• More coming soon!