20513791200

Names of 20513791200

• Cardinal: 20513791200 can be written as Twenty billion, five hundred thirteen million, seven hundred ninety-one thousand, two hundred.

Scientific notation

• Scientific notation: 2.05137912 × 10¹⁰

Factors of 20513791200

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 396

Divisors of 20513791200

• Number of divisors d(n): 864
• Complete list of divisors:
  1 2 3 4 5 6 7 8 10 12 14 15 16 17 20 21 24 25 28 30 31 32 34 35 40 42 48 49 50 51 56 60 62 68 70 75 80 84 85 93 96 98 100 102 105 112 119 120 124 136 140 147 150 155 160 168 170 175 186 196 200 204 210 217 224 238 240 245 248 255 272 280 294 300 310 331 336 340 350 357 372 392 400 408 420 425 434 465 476 480 490 496 510 525 527 544 560 588 595 600 620 651 662 672 680 700 714 735 744 775 784 800 816 833 840 850 868 930 952 980 992 993 1020 1050 1054 1085 1120 1176 1190 1200 1225 1240 1275 1302 1324 1360 1400 1428 1470 1488 1519 1550 1568 1581 1632 1655 1666 1680 1700 1736 1785 1860 1904 1960 1986 2040 2100 2108 2170 2317 2325 2352 2380 2400 2450 2480 2499 2550 2604 2635 2648 2720 2800 2856 2940 2975 2976 3038 3100 3162 3255 3310 3332 3360 3400 3472 3570 3675 3689 3720 3808 3920 3972 4080 4165 4200 4216 4340 4557 4634 4650 4704 4760 4900 4960 4965 4998 5100 5208 5270 5296 5425 5600 5627 5712 5880 5950 6076 6200 6324 6510 6620 6664 6800 6944 6951 7140 7350 7378 7440 7595 7840 7905 7944 8160 8275 8330 8400 8432 8680 8925 9114 9268 9300 9520 9800 9930 9996 10200 10261 10416 10540 10592 10850 11067 11254 11424 11585 11760 11900 12152 12400 12495 12648 13020 13175 13240 13328 13600 13902 14280 14700 14756 14880 15190 15810 15888 16219 16275 16550 16660 16800 16864 16881 17360 17850 18228 18445 18536 18600 19040 19600 19860 19992 20400 20522 20825 20832 21080 21700 22134 22508 22785 23170 23520 23800 24304 24800 24825 24990 25296 25823 26040 26350 26480 26656 27804 28135 28560 29400 29512 30380 30783 31620 31776 32438 32550 33100 33320 33762 34720 34755 35700 36456 36890 37072 37200 37975 39200 39389 39525 39720 39984 40800 41044 41650 42160 43400 44268 45016 45570 46340 47600 48608 48657 49650 49980 50592 51305 51646 52080 52700 52960 55335 55608 56270 57120 57925 58800 59024 60760 61566 62475 63240 64876 65100 66200 66640 67524 69510 71400 71827 72912 73780 74144 74400 75950 77469 78778 79050 79440 79968 81095 82088 83300 84320 84405 86800 88536 90032 91140 92225 92680 95200 97314 99300 99960 102610 103292 104160 105400 110670 111216 112540 113925 115850 117600 118048 118167 121520 123132 124950 126480 129115 129752 130200 132400 133280 135048 139020 140675 142800 143654 145824 147560 151900 153915 154938 157556 158100 158880 162190 164176 166600 168810 173600 173775 174437 177072 180064 182280 184450 185360 194628 196945 198600 199920 205220 206584 210800 215481 221340 222432 225080 227850 231700 236334 243040 243285 246264 249900 252960 256525 258230 259504 260400 264800 270096 275723 276675 278040 281350 285600 287308 295120 303800 307830 309876 315112 316200 324380 328352 333200 337620 347550 348874 354144 359135 364560 368900 370720 387345 389256 393890 397200 399840 405475 410440 413168 421600 422025 430962 442680 450160 455700 463400 472668 486570 492528 499800 502789 513050 516460 519008 520800 523311 540192 551446 553350 556080 562700 574616 590240 590835 607600 615660 619752 630224 632400 645575 648760 666400 675240 695100 697748 718270 729120 737800 769575 774690 778512 787780 794400 810950 820880 826336 827169 844050 861924 872185 885360 900320 911400 926800 945336 973140 984725 985056 999600 1005578 1026100 1032920 1046622 1077405 1102892 1106700 1112160 1125400 1149232 1181670 1215200 1216425 1221059 1231320 1239504 1260448 1264800 1291150 1297520 1350480 1378615 1390200 1395496 1436540 1475600 1508367 1539150 1549380 1557024 1575560 1621900 1641760 1654338 1688100 1723848 1744370 1770720 1795675 1822800 1853600 1890672 1936725 1946280 1969450 1999200 2011156 2052200 2065840 2093244 2154810 2205784 2213400 2250800 2298464 2363340 2432850 2442118 2462640 2479008 2513945 2582300 2595040 2616555 2700960 2757230 2780400 2790992 2873080 2951200 2954175 3016734 3078300 3098760 3151120 3243800 3308676 3376200 3447696 3488740 3591350 3645600 3663177 3781344 3873450 3892560 3938900 4022312 4104400 4131680 4135845 4186488 4309620 4360925 4411568 4426800 4501600 4726680 4865700 4884236 4925280 5027890 5164600 5233110 5387025 5514460 5560800 5581984 5746160 5908350 6033468 6105295 6156600 6197520 6302240 6487600 6617352 6752400 6893075 6895392 6977480 7182700 7326354 7541835 7746900 7785120 7877800 8044624 8208800 8271690 8372976 8547413 8619240 8721850 8823136 8853600 9453360 9731400 9768472 10055780 10329200 10466220 10774050 11028920 11492320 11816700 12066936 12210590 12313200 12395040 12569725 12975200 13082775 13234704 13504800 13786150 13954960 14365400 14652708 15083670 15493800 15755600 16089248 16543380 16745952 17094826 17238480 17443700 18315885 18906720 19462800 19536944 20111560 20658400 20679225 20932440 21548100 22057840 23633400 24133872 24421180 24626400 25139450 25642239 26165550 26469408 27572300 27909920 28730800 29305416 30167340 30526475 30987600 31511200 33086760 34189652 34476960 34887400 36631770 37709175 38925600 39073888 40223120 41358450 41864880 42737065 43096200 44115680 47266800 48267744 48842360 50278900 51284478 52331100 55144600 57461600 58610832 60334680 61052950 61975200 66173520 68379304 69774800 73263540 75418350 80446240 82716900 83729760 85474130 86192400 91579425 94533600 97684720 100557800 102568956 104662200 110289200 117221664 120669360 122105900 128211195 132347040 136758608 139549600 146527080 150836700 165433800 170948260 172384800 183158850 195369440 201115600 205137912 209324400 213685325 220578400 241338720 244211800 256422390 273517216 293054160 301673400 330867600 341896520 366317700 402231200 410275824 418648800 427370650 488423600 512844780 586108320 603346800 641055975 661735200 683793040 732635400 820551648 854741300 976847200 1025689560 1206693600 1282111950 1367586080 1465270800 1709482600 2051379120 2564223900 2930541600 3418965200 4102758240 5128447800 6837930400 10256895600 20513791200
• Sum of all divisors σ(n): 85152549888
• Sum of proper divisors (its aliquot sum) s(n): 64638758688
• 20513791200 is an abundant number, because the sum of its proper divisors (64638758688) is greater than itself. Its abundance is 44124967488

Bases of 20513791200

• Binary: 10011000110101101111001110011100000₂
• Hexadecimal: 0x4C6B79CE0
• Base-36: 9F9DQLC

Squares and roots of 20513791200

• 20513791200 squared (20513791200²) is 420815629397197440000
• 20513791200 cubed (20513791200³) is 8632523955150690149334528000000
• The square root of 20513791200 is 143226.3634949935
• The cube root of 20513791200 is 2737.4654310599

Scales and comparisons

• 20,513,791,200 seconds is equal to 652 years, 14 weeks, 2 days, 3 hours, 20 minutes.
• To count from 1 to 20,513,791,200 would take you about one thousand, three hundred four 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 20513791200 cubic inches would be around 228.1 feet tall.

Recreational maths with 20513791200

• 20513791200 backwards is 00219731502
• 20513791200 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 20513791200's digits is 30
• More coming soon!