18446038398172

Names of 18446038398172

• Cardinal: 18446038398172 can be written as Eighteen trillion, four hundred forty-six billion, thirty-eight million, three hundred ninety-eight thousand, one hundred seventy-two.

Scientific notation

• Scientific notation: 1.8446038398172 × 10¹³

Factors of 18446038398172

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 230

Divisors of 18446038398172

• Number of divisors d(n): 324
• Complete list of divisors:
  1 2 4 7 11 14 22 28 44 49 77 83 98 121 127 154 166 196 242 254 308 332 343 484 508 539 581 686 847 889 913 1078 1162 1372 1397 1694 1778 1826 2156 2324 2794 3388 3556 3652 3773 4067 5588 5929 6223 6391 6889 7546 8134 9779 10043 10541 11858 12446 12782 13778 15092 15367 16129 16268 19558 20086 21082 23716 24892 25564 27556 28469 30734 32258 39116 40172 41503 42164 43561 44737 48223 56938 61468 64516 68453 70301 73787 75779 83006 87122 89474 96446 107569 112903 113876 115951 136906 140602 147574 151558 166012 174244 177419 178948 192892 215138 225806 231902 273812 281204 295148 303116 313159 337561 354838 430276 451612 463804 479171 492107 516509 530453 626318 675122 709676 752983 790321 811657 833569 874903 958342 984214 1033018 1060906 1241933 1252636 1275461 1338707 1350244 1505966 1580642 1623314 1667138 1749806 1916684 1951609 1968428 2066036 2121812 2362927 2483866 2550922 2677414 3011932 3161284 3246628 3334276 3444749 3499612 3615563 3713171 3903218 4725854 4967732 5101844 5270881 5354828 5532247 5681599 5834983 6124321 6889498 7231126 7426342 7806436 8693531 8928227 9370949 9451708 9623933 10541762 11064494 11363198 11669966 12248642 13661263 13778996 14462252 14725777 14852684 17387062 17856454 18741898 19247866 21083524 22128988 22726396 23339932 24497284 25992197 27322526 29451554 34774124 35712908 37483796 38495732 39771193 40844881 42870247 51984394 54645052 58903108 60854717 62497589 65596643 67367531 79542386 81689762 85740494 95628841 103080439 103968788 105863263 111112681 121709434 124995178 131193286 134735062 159084772 161983547 163379524 171480988 191257682 206160878 211726526 222225362 243418868 249990356 262386572 269470124 285914167 300091729 323967094 382515364 412321756 423453052 437483123 444450724 459176501 471572717 571828334 600183458 647934188 669401887 721563073 741042841 777788767 874966246 918353002 943145434 1133884829 1143656668 1200366916 1222239491 1338803774 1443126146 1482085682 1555577534 1749932492 1836706004 1886290868 2267769658 2444478982 2677607548 2886252292 2964171364 3111155068 3301009019 4535539316 4888957964 5050941511 5187299887 5444521369 6602018038 7937193803 8555676437 10101883022 10374599774 10889042738 13204036076 13444634401 15874387606 17111352874 20203766044 20749199548 21778085476 26889268802 31748775212 34222705748 36311099209 38111649583 53778537604 55560356621 59889735059 72622198418 76223299166 94112440807 111120713242 119779470118 145244396836 152446598332 188224881614 222241426484 239558940236 376449763228 419228145413 658787085649 838456290826 1317574171298 1676912581652 2635148342596 4611509599543 9223019199086 18446038398172
• Sum of all divisors σ(n): 42215286716400
• Sum of proper divisors (its aliquot sum) s(n): 23769248318228
• 18446038398172 is an abundant number, because the sum of its proper divisors (23769248318228) is greater than itself. Its abundance is 5323209920056

Bases of 18446038398172

• Binary: 100001100011011001101100100001111010011011100₂
• Hexadecimal: 0x10C6CD90F4DC
• Base-36: 6JDZQZZKS

Squares and roots of 18446038398172

• 18446038398172 squared (18446038398172²) is 340256332586835843612941584
• 18446038398172 cubed (18446038398172³) is 6276381376117956729811979273296368384448
• The square root of 18446038398172 is 4294885.1437695049
• The cube root of 18446038398172 is 26422.1225638223

Scales and comparisons

• 18,446,038,398,172 seconds is equal to 586,526 years, 50 weeks, 19 hours, 2 minutes, 52 seconds.
• To count from 1 to 18,446,038,398,172 would take you about one million, four hundred sixty-six thousand, three hundred seventeen 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 18446038398172 cubic inches would be around 2201.8 feet tall.

Recreational maths with 18446038398172

• 18446038398172 backwards is 27189383064481
• The number of decimal digits it has is: 14
• The sum of 18446038398172's digits is 64
• More coming soon!