145490172800

Names of 145490172800

• Cardinal: 145490172800 can be written as One hundred forty-five billion, four hundred ninety million, one hundred seventy-two thousand, eight hundred.

Scientific notation

• Scientific notation: 1.454901728 × 10¹¹

Factors of 145490172800

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 15
• Sum of prime factors: 169

Divisors of 145490172800

• Number of divisors d(n): 768
• Complete list of divisors:
  1 2 4 5 7 8 10 14 16 20 25 28 32 35 40 41 49 50 53 56 61 64 70 80 82 98 100 106 112 122 128 140 160 164 175 196 200 205 212 224 244 245 265 280 287 305 320 328 343 350 371 392 400 410 424 427 448 488 490 530 560 574 610 640 656 686 700 742 784 800 820 848 854 896 976 980 1025 1060 1120 1148 1220 1225 1312 1325 1372 1400 1435 1484 1525 1568 1600 1640 1696 1708 1715 1855 1952 1960 2009 2050 2120 2135 2173 2240 2296 2440 2450 2501 2597 2624 2650 2744 2800 2870 2968 2989 3050 3136 3200 3233 3280 3392 3416 3430 3710 3904 3920 4018 4100 4240 4270 4346 4480 4592 4880 4900 5002 5194 5248 5300 5488 5600 5740 5936 5978 6100 6272 6466 6560 6784 6832 6860 7175 7420 7808 7840 8036 8200 8480 8540 8575 8692 9184 9275 9760 9800 10004 10045 10388 10600 10675 10865 10976 11200 11480 11872 11956 12200 12505 12932 12985 13120 13664 13720 14063 14350 14840 14945 15211 15680 16072 16165 16400 16960 17080 17150 17384 17507 18179 18368 18550 19520 19600 20008 20090 20776 20923 21200 21350 21730 21952 22400 22631 22960 23744 23912 24400 25010 25864 25970 26240 27328 27440 28126 28700 29680 29890 30422 31360 32144 32330 32800 33920 34160 34300 34768 35014 36358 36736 37100 39040 39200 40016 40180 41552 41846 42400 42700 43460 43904 45262 45920 47488 47824 48800 50020 50225 51728 51940 54325 54656 54880 56252 57400 59360 59780 60844 62525 64288 64660 64925 65600 68320 68600 69536 70028 70315 72716 74200 74725 76055 78400 80032 80360 80825 83104 83692 84800 85400 86920 87535 90524 90895 91840 95648 97600 100040 100450 103456 103880 104615 106477 108650 109760 112504 113155 114800 118720 119560 121688 122549 125050 128576 129320 129850 131200 132553 136640 137200 139072 140056 140630 145432 148400 149450 152110 156800 158417 160064 160720 161650 166208 167384 169600 170800 173840 175070 181048 181790 183680 191296 195200 200080 200900 206912 207760 209230 212954 217300 219520 225008 226310 229600 237440 239120 243376 245098 250100 257152 258640 259700 265106 273280 274400 278144 280112 281260 290864 296800 298900 304220 316834 320128 321440 323300 332416 334768 341600 347680 350140 351575 362096 363580 380275 382592 400160 401800 413824 415520 418460 425908 434600 437675 450016 452620 454475 459200 478240 486752 490196 500200 517280 519400 523075 530212 532385 548800 560224 562520 565775 581728 593600 597800 608440 612745 633668 642880 646600 662765 669536 683200 695360 700280 703150 724192 727160 745339 760550 792085 800320 803600 831040 836920 851816 857843 869200 875350 900032 905240 908950 918400 927871 956480 973504 980392 1000400 1034560 1038800 1046150 1060424 1064770 1097600 1108919 1120448 1125040 1131550 1163456 1187200 1195600 1216880 1225490 1267336 1285760 1293200 1325530 1339072 1366400 1390720 1400560 1406300 1448384 1454320 1490678 1521100 1584170 1600640 1607200 1662080 1673840 1703632 1715686 1738400 1750700 1800064 1810480 1817900 1855742 1912960 1947008 1960784 2000800 2069120 2077600 2092300 2120848 2129540 2217838 2240896 2250080 2263100 2326912 2391200 2433760 2450980 2534672 2586400 2651060 2661925 2678144 2801120 2812600 2896768 2908640 2981356 3042200 3063725 3168340 3214400 3313825 3347680 3407264 3431372 3476800 3501400 3620960 3635800 3711484 3726695 3921568 3960425 4001600 4155200 4184600 4241696 4259080 4289215 4435676 4500160 4526200 4639355 4782400 4867520 4901960 5069344 5172800 5302120 5323850 5544595 5602240 5625200 5817280 5962712 6084400 6127450 6336680 6428800 6495097 6627650 6695360 6814528 6862744 6953600 7002800 7241920 7271600 7422968 7453390 7843136 7920850 8003200 8310400 8369200 8483392 8518160 8578430 8871352 9000320 9052400 9278710 9564800 9735040 9803920 10138688 10345600 10604240 10647700 11089190 11204480 11250400 11634560 11925424 12168800 12254900 12673360 12990194 13255300 13390720 13629056 13725488 14005600 14483840 14543200 14845936 14906780 15686272 15841700 16738400 16966784 17036320 17156860 17742704 18104800 18557420 18633475 19607840 20277376 21208480 21295400 21446075 22178380 22500800 23196775 23850848 24337600 24509800 25346720 25980388 26510600 27450976 27722975 28011200 29086400 29691872 29813560 31683400 32475485 33476800 34072640 34313720 35485408 36209600 37114840 37266950 39215680 42416960 42590800 42892150 44356760 45001600 45465679 46393550 47701696 48675200 49019600 50693440 51960776 53021200 54901952 55445950 56022400 58172800 59383744 59627120 63366800 64950970 66953600 68145280 68627440 70970816 72419200 74229680 74533900 78431360 84833920 85181600 85784300 88713520 90931358 92787100 95403392 98039200 101386880 103921552 106042400 109803904 110891900 118767488 119254240 126733600 129901940 137254880 141941632 148459360 149067800 162377425 170363200 171568600 177427040 181862716 185574200 196078400 207843104 212084800 221783800 227328395 238508480 253467200 259803880 274509760 296918720 298135600 324754850 340726400 343137200 354854080 363725432 371148400 392156800 415686208 424169600 443567600 454656790 477016960 506934400 519607760 549019520 593837440 596271200 649509700 686274400 709708160 727450864 742296800 831372416 887135200 909313580 1039215520 1136641975 1192542400 1299019400 1372548800 1454901728 1484593600 1774270400 1818627160 2078431040 2273283950 2385084800 2598038800 2745097600 2909803456 2969187200 3548540800 3637254320 4156862080 4546567900 5196077600 5819606912 7274508640 9093135800 10392155200 14549017280 18186271600 20784310400 29098034560 36372543200 72745086400 145490172800
• Sum of all divisors σ(n): 444627792000
• Sum of proper divisors (its aliquot sum) s(n): 299137619200
• 145490172800 is an abundant number, because the sum of its proper divisors (299137619200) is greater than itself. Its abundance is 153647446400

Bases of 145490172800

• Binary: 10000111011111111000111101101110000000₂
• Hexadecimal: 0x21DFE3DB80
• Base-36: 1UU53BSW

Squares and roots of 145490172800

• 145490172800 squared (145490172800²) is 21167390381373859840000
• 145490172800 cubed (145490172800³) is 3079647284311140769524580352000000
• The square root of 145490172800 is 381431.7406823927
• The cube root of 145490172800 is 5259.5011357811

Scales and comparisons

• 145,490,172,800 seconds is equal to 4,626 years, 7 weeks, 1 day, 53 minutes, 20 seconds.
• To count from 1 to 145,490,172,800 would take you about nine thousand, two 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 145490172800 cubic inches would be around 438.3 feet tall.

Recreational maths with 145490172800

• 145490172800 backwards is 008271094541
• 145490172800 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 145490172800's digits is 41
• More coming soon!