1998126727168

Names of 1998126727168

• Cardinal: 1998126727168 can be written as One trillion, nine hundred ninety-eight billion, one hundred twenty-six million, seven hundred twenty-seven thousand, one hundred sixty-eight.

Scientific notation

• Scientific notation: 1.998126727168 × 10¹²

Factors of 1998126727168

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 20
• Sum of prime factors: 270

Divisors of 1998126727168

• Number of divisors d(n): 540
• Complete list of divisors:
  1 2 4 8 11 13 16 17 22 26 32 34 44 52 64 68 88 104 128 136 143 169 176 187 208 221 227 256 272 286 289 338 352 374 416 442 454 512 544 572 578 676 704 748 832 884 908 1024 1088 1144 1156 1352 1408 1496 1664 1768 1816 1859 2048 2176 2288 2312 2431 2497 2704 2816 2873 2951 2992 3179 3328 3536 3632 3718 3757 3859 4096 4352 4576 4624 4862 4994 5408 5632 5746 5902 5984 6358 6656 7072 7264 7436 7514 7718 8192 8704 9152 9248 9724 9988 10816 11264 11492 11804 11968 12716 13312 14144 14528 14872 15028 15436 16384 17408 18304 18496 19448 19976 21632 22528 22984 23608 23936 25432 26624 28288 29056 29744 30056 30872 31603 32461 34816 36608 36992 38363 38896 39952 41327 42449 43264 45056 45968 47216 47872 48841 50167 50864 53248 56576 58112 59488 60112 61744 63206 64922 65603 69632 73216 73984 76726 77792 79904 82654 84898 86528 90112 91936 94432 95744 97682 100334 101728 106496 113152 116224 118976 120224 123488 126412 129844 131206 139264 146432 147968 153452 155584 159808 165308 169796 173056 180224 183872 188864 191488 195364 200668 203456 212992 226304 232448 237952 240448 246976 252824 259688 262412 278528 292864 295936 306904 311168 319616 330616 339592 346112 367744 377728 382976 390728 401336 406912 421993 452608 464896 475904 480896 493952 505648 519376 524824 537251 551837 585728 591872 613808 622336 639232 652171 661232 679184 692224 721633 735488 755456 765952 781456 802672 813824 843986 852839 905216 929792 951808 961792 987904 1011296 1038752 1049648 1074502 1103674 1171456 1183744 1227616 1244672 1278464 1304342 1322464 1358368 1384448 1443266 1470976 1510912 1531904 1562912 1605344 1627648 1687972 1705678 1810432 1859584 1903616 1923584 1975808 2022592 2077504 2099296 2149004 2207348 2342912 2367488 2455232 2489344 2556928 2608684 2644928 2716736 2768896 2886532 2941952 3021824 3063808 3125824 3210688 3255296 3375944 3411356 3620864 3719168 3807232 3847168 3951616 4045184 4155008 4198592 4298008 4414696 4734976 4910464 4978688 5113856 5217368 5289856 5433472 5773064 5883904 6043648 6251648 6421376 6510592 6751888 6822712 7173881 7614464 7694336 7903232 8090368 8310016 8397184 8596016 8829392 9381229 9820928 9957376 10227712 10434736 10579712 10866944 11086907 11546128 11767808 12087296 12503296 12842752 13021184 13503776 13645424 14347762 15228928 15388672 15806464 16180736 16620032 16794368 17192032 17658784 18762458 19641856 19914752 20455424 20869472 21159424 21733888 22173814 23092256 23535616 24174592 25006592 25685504 26042368 27007552 27290848 28695524 30457856 30777344 31612928 32361472 33240064 33588736 34384064 35317568 37524916 39283712 39829504 40910848 41738944 42318848 43467776 44347628 46184512 47071232 48349184 50013184 51371008 52084736 54015104 54581696 57391048 61554688 63225856 64722944 66480128 67177472 68768128 70635136 75049832 78567424 83477888 84637696 86935552 88695256 92369024 100026368 102742016 108030208 109163392 114782096 121955977 129445888 132960256 134354944 137536256 141270272 150099664 157134848 166955776 169275392 173871104 177390512 184738048 200052736 205484032 216060416 218326784 229564192 243911954 258891776 265920512 268709888 275072512 282540544 300199328 314269696 333911552 338550784 347742208 354781024 369476096 400105472 410968064 432120832 436653568 459128384 487823908 517783552 531841024 537419776 550145024 565081088 600398656 628539392 667823104 677101568 695484416 709562048 738952192 800210944 821936128 864241664 873307136 918256768 975647816 1074839552 1100290048 1130162176 1200797312 1335646208 1419124096 1477904384 1728483328 1746614272 1836513536 1951295632 2200580096 2260324352 2401594624 2671292416 2838248192 2955808768 3456966656 3493228544 3673027072 3902591264 4401160192 4520648704 4803189248 5342584832 5676496384 5911617536 6913933312 6986457088 7346054144 7805182528 8802320384 9041297408 9606378496 10685169664 11352992768 11823235072 13972914176 14692108288 15610365056 19212756992 22705985536 29384216576 31220730112 38425513984 45411971072 58768433152 62441460224 76851027968 90823942144 117536866304 124882920448 153702055936 181647884288 249765840896 499531681792 999063363584 1998126727168
• Sum of all divisors σ(n): 5036655414672
• Sum of proper divisors (its aliquot sum) s(n): 3038528687504
• 1998126727168 is an abundant number, because the sum of its proper divisors (3038528687504) is greater than itself. Its abundance is 1040401960336

Bases of 1998126727168

• Binary: 11101000100111001101000100100000000000000₂
• Hexadecimal: 0x1D139A24000
• Base-36: PHXD29Z4

Squares and roots of 1998126727168

• 1998126727168 squared (1998126727168²) is 3992510417823103109300224
• 1998126727168 cubed (1998126727168³) is 7977541774349021230963861163849285632
• The square root of 1998126727168 is 1413551.1052551301
• The cube root of 1998126727168 is 12595.2756437279

Scales and comparisons

• 1,998,126,727,168 seconds is equal to 63,534 years, 12 weeks, 6 days, 17 hours, 59 minutes, 28 seconds.
• To count from 1 to 1,998,126,727,168 would take you about one hundred fifty-eight thousand, eight hundred thirty-five 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 1998126727168 cubic inches would be around 1049.6 feet tall.

Recreational maths with 1998126727168

• 1998126727168 backwards is 8617276218991
• The number of decimal digits it has is: 13
• The sum of 1998126727168's digits is 67
• More coming soon!