18199019520

Names of 18199019520

• Cardinal: 18199019520 can be written as Eighteen billion, one hundred ninety-nine million, nineteen thousand, five hundred twenty.

Scientific notation

• Scientific notation: 1.819901952 × 10¹⁰

Factors of 18199019520

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 23
• Sum of prime factors: 38

Divisors of 18199019520

• Number of divisors d(n): 816
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 11 12 15 16 17 18 20 22 24 27 30 32 33 34 36 40 44 45 48 51 54 55 60 64 66 68 72 80 85 88 90 96 99 102 108 110 120 121 128 132 135 136 144 153 160 165 170 176 180 187 192 198 204 216 220 240 242 255 256 264 270 272 288 297 306 320 330 340 352 360 363 374 384 396 408 432 440 459 480 484 495 510 512 528 540 544 561 576 594 605 612 640 660 680 704 720 726 748 765 768 792 816 864 880 918 935 960 968 990 1020 1024 1056 1080 1088 1089 1122 1152 1188 1210 1224 1280 1320 1360 1408 1440 1452 1485 1496 1530 1536 1584 1632 1683 1728 1760 1815 1836 1870 1920 1936 1980 2040 2048 2057 2112 2160 2176 2178 2244 2295 2304 2376 2420 2448 2560 2640 2720 2805 2816 2880 2904 2970 2992 3060 3072 3168 3264 3267 3366 3456 3520 3630 3672 3740 3840 3872 3960 4080 4096 4114 4224 4320 4352 4356 4488 4590 4608 4752 4840 4896 5049 5120 5280 5440 5445 5610 5632 5760 5808 5940 5984 6120 6144 6171 6336 6528 6534 6732 6912 7040 7260 7344 7480 7680 7744 7920 8160 8192 8228 8415 8448 8640 8704 8712 8976 9180 9216 9504 9680 9792 10098 10240 10285 10560 10880 10890 11220 11264 11520 11616 11880 11968 12240 12288 12342 12672 13056 13068 13464 13824 14080 14520 14688 14960 15360 15488 15840 16320 16335 16384 16456 16830 16896 17280 17408 17424 17952 18360 18432 18513 19008 19360 19584 20196 20480 20570 21120 21760 21780 22440 22528 23040 23232 23760 23936 24480 24576 24684 25245 25344 26112 26136 26928 27648 28160 29040 29376 29920 30720 30855 30976 31680 32640 32670 32768 32912 33660 33792 34560 34816 34848 35904 36720 36864 37026 38016 38720 39168 40392 40960 41140 42240 43520 43560 44880 45056 46080 46464 47520 47872 48960 49152 49368 50490 50688 52224 52272 53856 55296 55539 56320 58080 58752 59840 61440 61710 61952 63360 65280 65340 65536 65824 67320 67584 69120 69632 69696 71808 73440 73728 74052 76032 77440 78336 80784 81920 82280 84480 87040 87120 89760 90112 92160 92565 92928 95040 95744 97920 98304 98736 100980 101376 104448 104544 107712 110592 111078 112640 116160 117504 119680 122880 123420 123904 126720 130560 130680 131648 134640 135168 138240 139264 139392 143616 146880 147456 148104 152064 154880 156672 161568 163840 164560 168960 174080 174240 179520 180224 184320 185130 185856 190080 191488 195840 196608 197472 201960 202752 208896 209088 215424 221184 222156 225280 232320 235008 239360 245760 246840 247808 253440 261120 261360 263296 269280 270336 276480 277695 278528 278784 287232 293760 294912 296208 304128 309760 313344 323136 327680 329120 337920 348160 348480 359040 360448 368640 370260 371712 380160 382976 391680 394944 403920 405504 417792 418176 430848 442368 444312 450560 464640 470016 478720 491520 493680 495616 506880 522240 522720 526592 538560 540672 552960 555390 557056 557568 574464 587520 589824 592416 608256 619520 626688 646272 658240 675840 696320 696960 718080 720896 737280 740520 743424 760320 765952 783360 789888 807840 811008 835584 836352 861696 884736 888624 901120 929280 940032 957440 983040 987360 991232 1013760 1044480 1045440 1053184 1077120 1081344 1105920 1110780 1114112 1115136 1148928 1175040 1184832 1216512 1239040 1253376 1292544 1316480 1351680 1392640 1393920 1436160 1474560 1481040 1486848 1520640 1531904 1566720 1579776 1615680 1622016 1671168 1672704 1723392 1769472 1777248 1802240 1858560 1880064 1914880 1974720 1982464 2027520 2088960 2090880 2106368 2154240 2162688 2211840 2221560 2230272 2297856 2350080 2369664 2433024 2478080 2506752 2585088 2632960 2703360 2785280 2787840 2872320 2949120 2962080 2973696 3041280 3063808 3133440 3159552 3231360 3244032 3342336 3345408 3446784 3554496 3604480 3717120 3760128 3829760 3949440 3964928 4055040 4177920 4181760 4212736 4308480 4423680 4443120 4460544 4595712 4700160 4739328 4866048 4956160 5013504 5170176 5265920 5406720 5570560 5575680 5744640 5924160 5947392 6082560 6127616 6266880 6319104 6462720 6488064 6690816 6893568 7108992 7434240 7520256 7659520 7898880 7929856 8110080 8355840 8363520 8425472 8616960 8847360 8886240 8921088 9191424 9400320 9478656 9732096 9912320 10027008 10340352 10531840 10813440 11151360 11489280 11848320 11894784 12165120 12255232 12533760 12638208 12925440 13381632 13787136 14217984 14868480 15040512 15319040 15797760 16220160 16711680 16727040 16850944 17233920 17772480 17842176 18382848 18800640 18957312 19464192 19824640 20680704 21063680 22302720 22978560 23696640 23789568 24330240 25067520 25276416 25850880 26763264 27574272 28435968 29736960 30081024 30638080 31595520 32440320 33454080 33701888 34467840 35544960 35684352 36765696 37601280 37914624 39649280 41361408 42127360 44605440 45957120 47393280 48660480 50135040 50552832 51701760 53526528 55148544 56871936 59473920 61276160 63191040 66908160 67403776 68935680 71089920 71368704 75202560 75829248 82722816 84254720 89210880 91914240 94786560 97320960 101105664 103403520 107053056 110297088 113743872 118947840 126382080 133816320 134807552 137871360 142179840 150405120 151658496 165445632 168509440 178421760 183828480 189573120 202211328 206807040 214106112 227487744 252764160 267632640 275742720 284359680 303316992 330891264 337018880 356843520 379146240 404422656 413614080 454975488 505528320 535265280 551485440 568719360 606633984 674037760 758292480 827228160 909950976 1011056640 1070530560 1137438720 1213267968 1516584960 1654456320 1819901952 2022113280 2274877440 3033169920 3639803904 4549754880 6066339840 9099509760 18199019520
• Sum of all divisors σ(n): 75308153760
• Sum of proper divisors (its aliquot sum) s(n): 57109134240
• 18199019520 is an abundant number, because the sum of its proper divisors (57109134240) is greater than itself. Its abundance is 38910114720

Bases of 18199019520

• Binary: 10000111100101111110000000000000000₂
• Hexadecimal: 0x43CBF0000
• Base-36: 8CZ85C0

Squares and roots of 18199019520

• 18199019520 squared (18199019520²) is 331204311489341030400
• 18199019520 cubed (18199019520³) is 6027593729902677684186513408000
• The square root of 18199019520 is 134903.7416827273
• The cube root of 18199019520 is 2630.3648777877

Scales and comparisons

• 18,199,019,520 seconds is equal to 578 years, 34 weeks, 6 days, 19 hours, 12 minutes.
• To count from 1 to 18,199,019,520 would take you about one thousand, one hundred fifty-seven 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 18199019520 cubic inches would be around 219.2 feet tall.

Recreational maths with 18199019520

• 18199019520 backwards is 02591099181
• 18199019520 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 18199019520's digits is 45
• More coming soon!