40388028840

Names of 40388028840

• Cardinal: 40388028840 can be written as Forty billion, three hundred eighty-eight million, twenty-eight thousand, eight hundred forty.

Scientific notation

• Scientific notation: 4.038802884 × 10¹⁰

Factors of 40388028840

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 14
• Sum of prime factors: 375

Divisors of 40388028840

• Number of divisors d(n): 512
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 15 18 20 24 27 30 31 36 40 45 53 54 60 62 72 81 90 93 106 108 120 124 135 155 159 162 180 186 212 216 243 248 265 270 279 281 310 318 324 360 372 405 424 465 477 486 530 540 558 562 620 636 648 729 744 795 810 837 843 930 954 972 1060 1080 1116 1124 1215 1240 1272 1395 1405 1431 1458 1590 1620 1643 1674 1686 1860 1908 1944 2120 2187 2232 2248 2385 2430 2511 2529 2790 2810 2862 2916 3180 3240 3286 3348 3372 3645 3720 3816 4185 4215 4293 4374 4770 4860 4929 5022 5058 5580 5620 5724 5832 6360 6572 6696 6744 7155 7290 7533 7587 8215 8370 8430 8586 8711 8748 9540 9720 9858 10044 10116 10935 11160 11240 11448 12555 12645 12879 13144 14310 14580 14787 14893 15066 15174 16430 16740 16860 17172 17422 17496 19080 19716 20088 20232 21465 21870 22599 22761 24645 25110 25290 25758 26133 28620 29160 29574 29786 30132 30348 32860 33480 33720 34344 34844 37665 37935 38637 39432 42930 43555 43740 44361 44679 45198 45522 49290 50220 50580 51516 52266 57240 59148 59572 60264 60696 64395 65720 67797 68283 69688 73935 74465 75330 75870 77274 78399 85860 87110 87480 88722 89358 90396 91044 98580 100440 101160 103032 104532 112995 113805 115911 118296 119144 128790 130665 133083 134037 135594 136566 147870 148930 150660 151740 154548 156798 171720 174220 177444 178716 180792 182088 193185 197160 204849 209064 221805 223395 225990 227610 231822 235197 257580 261330 266166 268074 271188 273132 295740 297860 301320 303480 309096 313596 338985 341415 348440 354888 357432 386370 391995 399249 402111 409698 443610 446790 451980 455220 461683 463644 470394 515160 522660 532332 536148 542376 546264 579555 591480 595720 614547 627192 665415 670185 677970 682830 705591 772740 783990 798498 804222 819396 887220 893580 903960 910440 923366 927288 940788 1024245 1045320 1064664 1072296 1159110 1175985 1197747 1206333 1229094 1330830 1340370 1355940 1365660 1385049 1411182 1545480 1567980 1596996 1608444 1638792 1774440 1787160 1846732 1881576 1996245 2010555 2048490 2116773 2308415 2318220 2351970 2395494 2412666 2458188 2661660 2680740 2711880 2731320 2770098 2822364 3072735 3135960 3193992 3216888 3527955 3593241 3618999 3693464 3992490 4021110 4096980 4155147 4233546 4616830 4636440 4703940 4790988 4825332 4916376 5323320 5361480 5540196 5644728 5988735 6031665 6145470 6350319 6925245 7055910 7186482 7237998 7984980 8042220 8193960 8310294 8467092 9233660 9407880 9581976 9650664 10583865 10856997 11080392 11977470 12063330 12290940 12465441 12700638 13850490 14111820 14372964 14475996 15969960 16084440 16620588 16934184 17966205 18094995 18467320 19050957 20775735 21167730 21713994 23954940 24126660 24581880 24930882 25401276 27700980 28223640 28745928 28951992 31751595 32570991 33241176 35932410 36189990 37396323 38101914 41551470 42335460 43427988 47909880 48253320 49861764 50802552 54284985 55401960 62327205 63503190 65141982 71864820 72379980 74792646 76203828 83102940 84670920 86855976 95254785 99723528 108569970 112188969 124654410 127006380 130283964 143729640 144759960 149585292 152407656 162854955 166205880 186981615 190509570 217139940 224377938 249308820 254012760 260567928 299170584 325709910 336566907 373963230 381019140 434279880 448755876 498617640 560944845 651419820 673133814 747926460 762038280 897511752 1009700721 1121889690 1302839640 1346267628 1495852920 1682834535 2019401442 2243779380 2692535256 3365669070 4038802884 4487558760 5048503605 6731338140 8077605768 10097007210 13462676280 20194014420 40388028840
• Sum of all divisors σ(n): 143849779200
• Sum of proper divisors (its aliquot sum) s(n): 103461750360
• 40388028840 is an abundant number, because the sum of its proper divisors (103461750360) is greater than itself. Its abundance is 63073721520

Bases of 40388028840

• Binary: 100101100111010100000110100110101000₂
• Hexadecimal: 0x9675069A8
• Base-36: IJXZMI0

Squares and roots of 40388028840

• 40388028840 squared (40388028840²) is 1631192873580671745600
• 40388028840 cubed (40388028840³) is 65880664821778644527865943104000
• The square root of 40388028840 is 200967.7308425409
• The cube root of 40388028840 is 3430.9749922027

Scales and comparisons

• 40,388,028,840 seconds is equal to 1,284 years, 11 weeks, 1 day, 54 minutes.
• To count from 1 to 40,388,028,840 would take you about two thousand, five hundred sixty-eight 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 40388028840 cubic inches would be around 285.9 feet tall.

Recreational maths with 40388028840

• 40388028840 backwards is 04882088304
• 40388028840 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 40388028840's digits is 45
• More coming soon!