18997735846544

Names of 18997735846544

• Cardinal: 18997735846544 can be written as Eighteen trillion, nine hundred ninety-seven billion, seven hundred thirty-five million, eight hundred forty-six thousand, five hundred forty-four.

Scientific notation

• Scientific notation: 1.8997735846544 × 10¹³

Factors of 18997735846544

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 3043

Divisors of 18997735846544

• Number of divisors d(n): 320
• Complete list of divisors:
  1 2 4 7 8 13 14 16 26 28 29 52 56 58 91 104 112 116 182 191 203 208 232 364 377 382 406 464 728 754 764 812 841 1337 1456 1508 1528 1624 1682 2483 2639 2674 2801 3016 3056 3248 3364 4966 5278 5348 5539 5602 5887 6032 6728 9932 10556 10696 10933 11078 11204 11774 13456 17381 19607 19864 21112 21392 21866 22156 22408 23548 24389 34762 36413 38773 39214 39728 42224 43732 44312 44816 47096 48778 69524 72007 72826 76531 77546 78428 81229 87464 88624 94192 97556 139048 144014 145652 153062 155092 156856 160631 162458 170723 174928 195112 254891 278096 288028 291304 306124 310184 313712 317057 321262 324916 341446 390224 504049 509782 534991 568603 576056 582608 612248 620368 634114 642524 649832 682892 1008098 1019564 1055977 1069982 1124417 1137206 1152112 1224496 1268228 1285048 1299664 1365784 2016196 2039128 2088203 2111954 2139964 2219399 2248834 2274412 2355641 2536456 2570096 2731568 3744937 4032392 4078256 4176406 4223908 4279928 4438798 4497668 4548824 4658299 4711282 5072912 6954883 7391839 7489874 8064784 8352812 8447816 8559856 8877596 8995336 9097648 9316598 9422564 13909766 14617421 14783678 14979748 15514739 16489487 16705624 16895632 17755192 17990672 18633196 18845128 27819532 29234842 29567356 29959496 30623333 31029478 32608093 32978974 33411248 35510384 37266392 37690256 48684181 55639064 58469684 59134712 59918992 60557887 61246666 62058956 65216186 65957948 68313589 74532784 97368362 108603173 111278128 116939368 118269424 121115774 122493332 124117912 130432372 131915896 136627178 194736724 201691607 214363331 217206346 233878736 242231548 244986664 248235824 260864744 263831792 273254356 389473448 403383214 423905209 428726662 434412692 449927431 478195123 484463096 489973328 521729488 546508712 778946896 806766428 847810418 857453324 868825384 888076657 899854862 956390246 968926192 1093017424 1411841249 1613532856 1695620836 1714906648 1737650768 1776153314 1799709724 1912780492 2823682498 3149492017 3227065712 3391241672 3429813296 3552306628 3599419448 3825560984 5647364996 5849056603 6216536599 6298984034 6782483344 7104613256 7198838896 7651121968 11294729992 11698113206 12433073198 12597968068 13047895499 14209226512 22589459984 23396226412 24866146396 25195936136 26095790998 40943396221 46792452824 49732292792 50391872272 52191581996 81886792442 91335268493 93584905648 99464585584 104383163992 163773584884 169622641487 182670536986 208766327984 327547169768 339245282974 365341073972 655094339536 678490565948 730682147944 1187358490409 1356981131896 1461364295888 2374716980818 2713962263792 4749433961636 9498867923272 18997735846544
• Sum of all divisors σ(n): 47182660116480
• Sum of proper divisors (its aliquot sum) s(n): 28184924269936
• 18997735846544 is an abundant number, because the sum of its proper divisors (28184924269936) is greater than itself. Its abundance is 9187188423392

Bases of 18997735846544

• Binary: 100010100011101000001010010111111001010010000₂
• Hexadecimal: 0x1147414BF290
• Base-36: 6QFFTEZ68

Squares and roots of 18997735846544

• 18997735846544 squared (18997735846544²) is 360913967295062872316743936
• 18997735846544 cubed (18997735846544³) is 6856548213999824786444041541490638557184
• The square root of 18997735846544 is 4358639.2195895269
• The cube root of 18997735846544 is 26682.9565028655

Scales and comparisons

• 18,997,735,846,544 seconds is equal to 604,069 years, 12 weeks, 1 day, 22 hours, 15 minutes, 44 seconds.
• To count from 1 to 18,997,735,846,544 would take you about one million, five hundred ten thousand, one hundred seventy-three 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 18997735846544 cubic inches would be around 2223.6 feet tall.

Recreational maths with 18997735846544

• 18997735846544 backwards is 44564853779981
• The number of decimal digits it has is: 14
• The sum of 18997735846544's digits is 80
• More coming soon!