145164471840

Names of 145164471840

• Cardinal: 145164471840 can be written as One hundred forty-five billion, one hundred sixty-four million, four hundred seventy-one thousand, eight hundred forty.

Scientific notation

• Scientific notation: 1.4516447184 × 10¹¹

Factors of 145164471840

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 536

Divisors of 145164471840

• Number of divisors d(n): 768
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 15 16 18 19 20 24 27 30 32 36 38 40 45 48 54 57 60 61 72 76 79 80 90 95 96 108 114 120 122 135 144 152 158 160 171 180 183 190 216 228 237 240 244 270 285 288 304 305 316 342 360 366 367 380 395 432 456 474 480 488 513 540 549 570 608 610 632 684 711 720 732 734 760 790 855 864 912 915 948 976 1026 1080 1098 1101 1140 1159 1185 1220 1264 1368 1422 1440 1464 1468 1501 1520 1580 1647 1710 1824 1830 1835 1896 1952 2052 2133 2160 2196 2202 2280 2318 2370 2440 2528 2565 2736 2745 2844 2928 2936 3002 3040 3160 3294 3303 3420 3477 3555 3660 3670 3792 4104 4266 4320 4392 4404 4503 4560 4636 4740 4819 4880 5130 5472 5490 5505 5688 5795 5856 5872 6004 6320 6588 6606 6840 6954 6973 7110 7320 7340 7505 7584 8208 8235 8532 8784 8808 9006 9120 9272 9480 9638 9760 9909 10260 10431 10665 10980 11010 11376 11590 11744 12008 12640 13176 13212 13509 13680 13908 13946 14220 14457 14640 14680 15010 16416 16470 16515 17064 17385 17568 17616 18012 18544 18960 19276 19818 20520 20862 20919 21330 21960 22020 22387 22515 22752 23180 24016 24095 26352 26424 27018 27360 27816 27892 28440 28914 28993 29280 29360 30020 31293 32940 33030 34128 34770 34865 35232 36024 37088 37920 38552 39636 40527 41040 41724 41838 42660 43371 43920 44040 44774 45030 46360 48032 48190 49545 52155 52704 52848 54036 55632 55784 56880 57828 57986 58720 60040 62586 62757 65880 66060 67161 67545 68256 69540 69730 72048 72285 77104 79272 81054 82080 83448 83676 85320 86742 86979 87840 88080 89548 90060 91561 92720 96380 99090 104310 104595 105696 108072 111264 111568 111935 113760 115656 115972 120080 125172 125514 130113 131760 132120 134322 135090 139080 139460 144096 144570 144965 154208 156465 158544 162108 166896 167352 170640 173484 173958 176160 179096 180120 183122 185440 188271 192760 198180 201483 202635 208620 209190 216144 216855 223136 223870 231312 231944 240160 250344 251028 260226 260937 263520 264240 268644 270180 274683 278160 278920 289140 289930 312930 313785 317088 324216 333792 334704 335805 341280 346968 347916 358192 360240 366244 376542 385520 396360 402966 405270 417240 418380 425353 432288 433710 434895 447740 457805 462624 463888 500688 502056 520452 521874 528480 537288 540360 549366 550867 556320 557840 578280 579860 604449 625860 627570 648432 650565 669408 671610 693936 695832 716384 720480 732488 753084 771040 782811 792720 805932 810540 824049 834480 836760 850706 867420 869790 895480 915610 927776 941355 1001376 1004112 1007415 1040904 1043748 1074576 1080720 1098732 1101734 1115680 1156560 1159720 1208898 1251720 1255140 1276059 1296864 1301130 1304685 1343220 1373415 1387872 1391664 1464976 1506168 1565622 1585440 1611864 1621080 1648098 1652601 1668960 1673520 1701412 1734840 1739580 1768573 1790960 1831220 1882710 2008224 2014830 2081808 2087496 2126765 2149152 2161440 2197464 2203468 2313120 2319440 2417796 2472147 2503440 2510280 2552118 2602260 2609370 2686440 2746830 2754335 2783328 2929952 3012336 3022245 3131244 3223728 3242160 3296196 3305202 3347040 3402824 3469680 3479160 3537146 3581920 3662440 3765420 3828177 3914055 4029660 4120245 4163616 4174992 4253530 4394928 4406936 4638880 4835592 4944294 4957803 5006880 5020560 5104236 5204520 5218740 5305719 5372880 5493660 5508670 6024672 6044490 6262488 6380295 6447456 6484320 6592392 6610404 6805648 6939360 6958320 7074292 7324880 7530840 7656354 7828110 8059320 8240490 8263005 8349984 8507060 8789856 8813872 8842865 9671184 9888588 9915606 10041120 10208472 10409040 10437480 10611438 10745760 10987320 11017340 11484531 12088980 12360735 12524976 12760590 13184784 13220808 13611296 13916640 14148584 14649760 14873409 15061680 15312708 15656220 15917157 16118640 16480980 16526010 17014120 17627744 17685730 19140885 19342368 19777176 19831212 20416944 20818080 20874960 21222876 21974640 22034680 22969062 24177960 24721470 24789015 25049952 25521180 26369568 26441616 26528595 28297168 29746818 30123360 30625416 31312440 31834314 32237280 32961960 33052020 33602887 34028240 35371460 38281770 39554352 39662424 40833888 41749920 42445752 43949280 44069360 45938124 47751471 48355920 49442940 49578030 51042360 52883232 53057190 56594336 57422655 59493636 61250832 62624880 63668628 65923920 66104040 67205774 68056480 70742920 74367045 76563540 79108704 79324848 79585785 84891504 88138720 91876248 95502942 96711840 98885880 99156060 100808661 102084720 106114380 114845310 118987272 122501664 125249760 127337256 131847840 132208080 134411548 141485840 148734090 153127080 158649696 159171570 168014435 169783008 183752496 191005884 197771760 198312120 201617322 204169440 212228760 229690620 237974544 238757355 254674512 264416160 268823096 282971680 297468180 302425983 306254160 318343140 336028870 367504992 382011768 395543520 396624240 403234644 424457520 459381240 475949088 477514710 504043305 509349024 537646192 594936360 604851966 612508320 636686280 672057740 764023536 793248480 806469288 848915040 907277949 918762480 955029420 1008086610 1075292384 1189872720 1209703932 1273372560 1344115480 1512129915 1528047072 1612938576 1814555898 1837524960 1910058840 2016173220 2379745440 2419407864 2546745120 2688230960 3024259830 3225877152 3629111796 3820117680 4032346440 4536389745 4838815728 5376461920 6048519660 7258223592 7640235360 8064692880 9072779490 9677631456 12097039320 14516447184 16129385760 18145558980 24194078640 29032894368 36291117960 48388157280 72582235920 145164471840
• Sum of all divisors σ(n): 551964672000
• Sum of proper divisors (its aliquot sum) s(n): 406800200160
• 145164471840 is an abundant number, because the sum of its proper divisors (406800200160) is greater than itself. Its abundance is 261635728320

Bases of 145164471840

• Binary: 10000111001100011110100000111000100000₂
• Hexadecimal: 0x21CC7A0E20
• Base-36: 1UOR6FC0

Squares and roots of 145164471840

• 145164471840 squared (145164471840²) is 21072723884586152985600
• 145164471840 cubed (145164471840³) is 3059010832936102015132063125504000
• The square root of 145164471840 is 381004.5561932297
• The cube root of 145164471840 is 5255.5734834565

Scales and comparisons

• 145,164,471,840 seconds is equal to 4,615 years, 40 weeks, 4 days, 8 hours, 24 minutes.
• To count from 1 to 145,164,471,840 would take you about nine thousand, two hundred thirty-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 145164471840 cubic inches would be around 438 feet tall.

Recreational maths with 145164471840

• 145164471840 backwards is 048174461541
• 145164471840 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 145164471840's digits is 45
• More coming soon!