16400309940

Names of 16400309940

• Cardinal: 16400309940 can be written as Sixteen billion, four hundred million, three hundred nine thousand, nine hundred forty.

Scientific notation

• Scientific notation: 1.640030994 × 10¹⁰

Factors of 16400309940

• Number of distinct prime factors ω(n): 8
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 267

Divisors of 16400309940

• Number of divisors d(n): 576
• Complete list of divisors:
  1 2 3 4 5 6 7 9 10 12 14 15 18 20 21 28 30 35 36 37 42 45 60 61 63 70 73 74 79 84 90 105 111 122 126 140 146 148 158 180 183 185 210 219 222 237 244 252 259 292 305 315 316 333 365 366 370 395 420 427 438 444 474 511 518 549 553 555 610 630 657 666 711 730 732 740 777 790 854 876 915 948 1022 1036 1095 1098 1106 1110 1185 1220 1260 1281 1295 1314 1332 1422 1460 1533 1554 1580 1659 1665 1708 1830 2044 2135 2190 2196 2212 2220 2257 2331 2370 2555 2562 2590 2628 2701 2745 2765 2844 2923 3066 3108 3285 3318 3330 3555 3660 3843 3885 4270 4380 4453 4514 4599 4662 4740 4819 4977 5110 5124 5180 5402 5490 5530 5767 5846 6132 6405 6570 6636 6660 6771 7110 7665 7686 7770 8103 8295 8540 8769 8906 9028 9198 9324 9638 9954 10220 10804 10980 11060 11285 11534 11655 11692 12810 13140 13359 13505 13542 14220 14457 14615 15330 15372 15540 15799 16206 16590 17301 17538 17812 18396 18907 19215 19276 19908 20313 20461 22265 22570 22995 23068 23310 24095 24309 24885 25620 26307 26718 27010 27084 28835 28914 29230 30660 31171 31598 32412 33180 33733 33855 34602 35076 37814 38430 40077 40369 40515 40626 40922 43371 43845 44530 45140 45990 46620 47397 48190 48618 49770 51903 52614 53436 54020 56721 57670 57828 58460 61383 62342 63196 66795 67466 67710 69204 72285 75628 76860 78995 80154 80738 81030 81252 81844 86505 86742 87690 89060 91980 93513 94535 94794 96380 97236 99540 101199 101565 102305 103806 105228 113442 115340 121107 121545 122766 124684 131535 133590 134932 135420 142191 144570 155855 157990 160308 161476 162060 164761 168665 170163 173010 173484 175380 178303 184149 187026 189070 189588 200385 201845 202398 203130 204610 207612 213379 216855 226884 236985 242214 243090 245532 259515 263070 267180 280539 283605 284382 289140 303597 306915 311710 315980 329522 337330 340326 346020 351787 356606 363321 368298 374052 378140 400770 403690 404796 406260 409220 426758 433710 467565 473970 484428 486180 494283 505995 519030 526140 534909 561078 567210 568764 605535 607194 613830 623420 640137 659044 674660 680652 703574 710955 713212 726642 736596 801540 807380 823805 850815 853516 867420 891515 920745 935130 947940 988566 1011990 1038060 1055361 1066895 1069818 1122156 1134420 1153327 1211070 1214388 1227660 1248121 1280274 1402695 1407148 1421910 1453284 1482849 1493653 1517985 1604727 1647610 1701630 1758935 1783030 1816605 1841490 1870260 1920411 1977132 2023980 2110722 2133790 2139636 2306654 2422140 2462509 2471415 2496242 2560548 2674545 2805390 2843820 2965698 2987306 3035970 3166083 3200685 3209454 3295220 3403260 3459981 3517870 3566060 3633210 3682980 3744363 3840822 4221444 4267580 4480959 4613308 4925018 4942830 4992484 5276805 5349090 5610780 5766635 5931396 5974612 6071940 6240605 6332166 6401370 6418908 6919962 7035740 7266420 7387527 7414245 7468265 7488726 7681644 8023635 8961918 9602055 9850036 9885660 10379943 10553610 10698180 11233089 11533270 12312545 12481210 12664332 12802740 13016119 13442877 13839924 14775054 14828490 14936530 14977452 15830415 16047270 17299905 17923836 18721815 19204110 20759886 21107220 22162581 22404795 22466178 23066540 24625090 24962420 26032238 26885754 29550108 29656980 29873060 31660830 32094540 34599810 36937635 37443630 38408220 39048357 41519772 44325162 44809590 44932356 49250180 51899715 52064476 53771508 56165445 63321660 65080595 67214385 69199620 73875270 74887260 78096714 88650324 89619180 91112833 103799430 110812905 112330890 117145071 130161190 134428770 147750540 156193428 182225666 195241785 207598860 221625810 224661780 234290142 260322380 268857540 273338499 364451332 390483570 443251620 455564165 468580284 546676998 585725355 780967140 820015497 911128330 1093353996 1171450710 1366692495 1640030994 1822256660 2342901420 2733384990 3280061988 4100077485 5466769980 8200154970 16400309940
• Sum of all divisors σ(n): 60922767360
• Sum of proper divisors (its aliquot sum) s(n): 44522457420
• 16400309940 is an abundant number, because the sum of its proper divisors (44522457420) is greater than itself. Its abundance is 28122147480

Bases of 16400309940

• Binary: 1111010001100010001101111010110100₂
• Hexadecimal: 0x3D188DEB4
• Base-36: 7J8BK50

Squares and roots of 16400309940

• 16400309940 squared (16400309940²) is 268970166128062803600
• 16400309940 cubed (16400309940³) is 4411194089113519710825347784000
• The square root of 16400309940 is 128063.6948553337
• The cube root of 16400309940 is 2540.6841906209

Scales and comparisons

• 16,400,309,940 seconds is equal to 521 years, 24 weeks, 6 days, 9 hours, 39 minutes.
• To count from 1 to 16,400,309,940 would take you about one thousand and forty-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 16400309940 cubic inches would be around 211.7 feet tall.

Recreational maths with 16400309940

• 16400309940 backwards is 04990300461
• 16400309940 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 16400309940's digits is 36
• More coming soon!