1998191993616

Names of 1998191993616

• Cardinal: 1998191993616 can be written as One trillion, nine hundred ninety-eight billion, one hundred ninety-one million, nine hundred ninety-three thousand, six hundred sixteen.

Scientific notation

• Scientific notation: 1.998191993616 × 10¹²

Factors of 1998191993616

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 14
• Sum of prime factors: 325

Divisors of 1998191993616

• Number of divisors d(n): 720
• Complete list of divisors:
  1 2 3 4 6 7 8 9 12 13 14 16 18 19 21 24 26 28 36 38 39 42 48 52 56 57 63 72 76 78 84 91 104 112 114 117 126 133 144 152 156 168 169 171 182 208 228 234 247 252 266 273 281 304 312 336 338 342 364 399 456 468 494 504 507 532 546 562 624 676 684 728 741 798 819 843 912 936 988 1008 1014 1064 1092 1124 1183 1197 1352 1368 1456 1482 1521 1596 1638 1686 1729 1872 1967 1976 2028 2128 2184 2197 2223 2248 2366 2394 2529 2704 2736 2964 3042 3192 3211 3276 3372 3458 3549 3653 3934 3952 4056 4368 4394 4446 4496 4732 4788 5058 5187 5339 5901 5928 6084 6384 6422 6552 6591 6744 6916 7098 7306 7868 8112 8788 8892 9464 9576 9633 10116 10374 10647 10678 10959 11802 11856 12168 12844 13104 13182 13488 13832 14196 14612 15379 15561 15736 16017 17576 17703 17784 18928 19152 19266 19773 20232 20748 21294 21356 21918 22477 23604 24336 25571 25688 26364 27664 28392 28561 28899 29224 30758 31122 31472 32034 32877 35152 35406 35568 37373 38532 39546 40464 41496 41743 42588 42712 43836 44954 46137 47208 47489 48051 51142 51376 52728 56784 57122 57798 58448 61516 62244 64068 65754 67431 69407 70812 74746 76713 77064 79092 82992 83486 85176 85424 85683 87672 89908 92274 94416 94978 96102 102284 105456 112119 114244 115596 123032 124488 125229 128136 131508 134862 138411 138814 141624 142467 149492 153426 154128 158184 166972 170352 171366 175344 179816 184548 189956 192204 199927 202293 204568 208221 224238 228488 230139 231192 246064 248976 250458 256272 257049 263016 269724 276822 277628 283248 284934 292201 298984 306852 316368 332423 333944 336357 342732 359632 369096 371293 375687 379912 384408 399854 404586 409136 416442 427401 448476 456976 460278 462384 485849 500916 514098 526032 539448 542659 553644 555256 569868 584402 597968 599781 613704 617357 624663 664846 667888 672714 685464 738192 742586 751374 759824 768816 799708 809172 832884 854802 876603 896952 902291 920556 971698 997269 1001832 1028196 1078896 1085318 1107288 1110512 1113879 1139736 1168804 1199562 1227408 1234714 1249326 1329692 1345428 1370928 1457547 1485172 1502748 1599416 1618344 1627977 1665768 1709604 1753206 1793904 1799343 1804582 1841112 1852071 1943396 1994538 2003664 2056392 2170636 2214576 2227758 2279472 2337608 2399124 2469428 2498652 2599051 2629809 2659384 2690856 2706873 2915094 2970344 2991807 3005496 3198832 3236688 3255954 3331536 3341637 3419208 3506412 3598686 3609164 3682224 3704142 3798613 3886792 3989076 4112784 4321499 4341272 4372641 4455516 4675216 4798248 4883931 4938856 4997304 5198102 5259618 5318768 5381712 5413746 5556213 5830188 5940688 5983614 6010992 6316037 6511908 6683274 6838416 7012824 7054567 7197372 7218328 7408284 7597226 7773584 7797153 7978152 8025641 8120619 8642998 8682544 8745282 8911032 9596496 9767862 9877712 9994608 10396204 10519236 10827492 11112426 11395839 11660376 11729783 11967228 12632074 12964497 13023816 13366548 14025648 14109134 14394744 14436656 14816568 15194452 15594306 15956304 16051282 16241238 17285996 17490564 17822064 18948111 19535724 20792408 21038472 21163701 21654984 22224852 22791678 23320752 23391459 23459566 23934456 24076923 25264148 25928994 26047632 26733096 28218268 28789488 29633136 30388904 31188612 32102564 32482476 34187517 34571992 34981128 35189349 37896222 38893491 39071448 41584816 42076944 42327402 43309968 44449704 45583356 46782918 46919132 47868912 48153846 49381969 50528296 51857988 53466192 56179487 56436536 56844333 60777808 62377224 63491103 64205128 64964952 68375034 69143984 69962256 70378698 72230769 75792444 77786982 78142896 82108481 84654804 88899408 91166712 93565836 93838264 96307692 98763938 101056592 103715976 104333333 105568047 112358974 112873072 113688666 124754448 126982206 128410256 129929904 136750068 140757396 144461538 148145907 151584888 152487179 155573964 164216962 168538461 169309608 182333424 187131672 187676528 192615384 197527876 207431952 208666666 211136094 224717948 227377332 246325443 253964412 273500136 281514792 288923076 296291814 303169776 304974358 311147928 312999999 328433924 337076922 338619216 374263344 385230768 395055752 417333332 422272188 444437721 449435896 454754664 457461537 492650886 505615383 507928824 547000272 563029584 577846152 592583628 609948716 622295856 625999998 656867848 674153844 730333331 738976329 790111504 834666664 844544376 888875442 898871792 909509328 914923074 938999997 985301772 1011230766 1015857648 1067410253 1155692304 1185167256 1219897432 1251999996 1313735696 1348307688 1372384611 1460666662 1477952658 1669333328 1689088752 1777750884 1829846148 1877999994 1970603544 1982333327 2022461532 2134820506 2190999993 2370334512 2439794864 2503999992 2696615376 2744769222 2921333324 2955905316 3202230759 3555501768 3659692296 3755999988 3941207088 3964666654 4044923064 4269641012 4381999986 5007999984 5489538444 5842666648 5911810632 5946999981 6404461518 6572999979 7111003536 7319384592 7511999976 7929333308 8089846128 8539282024 8763999972 9606692277 10979076888 11685333296 11823621264 11893999962 12808923036 13145999958 13876333289 15023999952 15858666616 17078564048 17527999944 17840999943 19213384554 21958153776 23787999924 25617846072 26291999916 27752666578 31717333232 35055999888 35681999886 38426769108 41628999867 47575999848 51235692144 52583999832 55505333156 71363999772 76853538216 83257999734 95151999696 105167999664 111010666312 124886999601 142727999544 153707076432 166515999468 222021332624 249773999202 285455999088 333031998936 499547998404 666063997872 999095996808 1998191993616
• Sum of all divisors σ(n): 7313965626240
• Sum of proper divisors (its aliquot sum) s(n): 5315773632624
• 1998191993616 is an abundant number, because the sum of its proper divisors (5315773632624) is greater than itself. Its abundance is 3317581639008

Bases of 1998191993616

• Binary: 11101000100111101100001100010001100010000₂
• Hexadecimal: 0x1D13D862310
• Base-36: PHYFX5W0

Squares and roots of 1998191993616

• 1998191993616 squared (1998191993616²) is 3992771243351084584755456
• 1998191993616 cubed (1998191993616³) is 7978323530804338791028350146473168896
• The square root of 1998191993616 is 1413574.1910547179
• The cube root of 1998191993616 is 12595.4127788325

Scales and comparisons

• 1,998,191,993,616 seconds is equal to 63,536 years, 16 weeks, 6 days, 3 hours, 33 minutes, 36 seconds.
• To count from 1 to 1,998,191,993,616 would take you about one hundred fifty-eight thousand, eight hundred forty 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 1998191993616 cubic inches would be around 1049.6 feet tall.

Recreational maths with 1998191993616

• 1998191993616 backwards is 6163991918991
• 1998191993616 is a Harshad number.
• The number of decimal digits it has is: 13
• The sum of 1998191993616's digits is 72
• More coming soon!