1812123973872

Names of 1812123973872

• Cardinal: 1812123973872 can be written as One trillion, eight hundred twelve billion, one hundred twenty-three million, nine hundred seventy-three thousand, eight hundred seventy-two.

Scientific notation

• Scientific notation: 1.812123973872 × 10¹²

Factors of 1812123973872

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 15
• Sum of prime factors: 141

Divisors of 1812123973872

• Number of divisors d(n): 420
• Complete list of divisors:
  1 2 3 4 6 8 9 12 16 18 23 24 27 36 46 48 54 69 72 81 92 108 113 138 144 162 184 207 216 226 243 276 324 339 368 414 432 452 486 529 552 621 648 678 729 828 904 972 1017 1058 1104 1242 1296 1356 1458 1587 1656 1808 1863 1944 2034 2116 2484 2599 2712 2916 3051 3174 3312 3726 3888 4068 4232 4761 4968 5198 5424 5589 5832 6102 6348 7452 7797 8136 8464 9153 9522 9936 10396 11178 11664 12167 12204 12696 12769 14283 14904 15594 16272 16767 18306 19044 20792 22356 23391 24334 24408 25392 25538 27459 28566 29808 31188 33534 36501 36612 38088 38307 41584 42849 44712 46782 48668 48816 51076 54918 57132 59777 62376 67068 70173 73002 73224 76176 76614 82377 85698 89424 93564 97336 102152 109503 109836 114264 114921 119554 124752 128547 134136 140346 146004 146448 153228 164754 171396 179331 187128 194672 204304 210519 219006 219672 228528 229842 239108 257094 268272 280692 292008 293687 306456 328509 329508 342792 344763 358662 374256 385641 421038 438012 439344 459684 478216 514188 537993 561384 584016 587374 612912 631557 657018 659016 685584 689526 717324 771282 842076 876024 881061 919368 956432 985527 1028376 1034289 1075986 1122768 1174748 1263114 1314036 1318032 1374871 1379052 1434648 1542564 1613979 1684152 1752048 1762122 1838736 1894671 1971054 2056752 2068578 2151972 2349496 2526228 2628072 2643183 2749742 2758104 2869296 2956581 3085128 3102867 3227958 3368304 3524244 3789342 3942108 4124613 4137156 4303944 4698992 4841937 5052456 5256144 5286366 5499484 5516208 5913162 6170256 6205734 6455916 6754801 7048488 7578684 7884216 7929549 8249226 8274312 8607888 8869743 9308601 9683874 10104912 10572732 10998968 11826324 12373839 12411468 12911832 13509602 14096976 14525811 15157368 15768432 15859098 16498452 16548624 17739486 18617202 19367748 20264403 21145464 21997936 23652648 23788647 24747678 24822936 25823664 27019204 29051622 30314736 31718196 32996904 35478972 37121517 37234404 38735496 40528806 42290928 43577433 47305296 47577294 49495356 49645872 54038408 58103244 60793209 63436392 65993808 70957944 71365941 74243034 74468808 77470992 81057612 87154866 95154588 98990712 108076816 111364551 116206488 121586418 126872784 141915888 142731882 148486068 148937616 155360423 162115224 174309732 182379627 190309176 197981424 214097823 222729102 232412976 243172836 285463764 296972136 310720846 324230448 334093653 348619464 364759254 380618352 428195646 445458204 466081269 486345672 547138881 570927528 593944272 621441692 668187306 697238928 729518508 856391292 890916408 932162538 972691344 1002280959 1094277762 1141855056 1242883384 1336374612 1398243807 1459037016 1641416643 1712782584 1781832816 1864325076 2004561918 2188555524 2485766768 2672749224 2796487614 2918074032 3282833286 3425565168 3728650152 4009123836 4194731421 4377111048 4924249929 5345498448 5592975228 6565666572 7457300304 8018247672 8389462842 8754222096 9848499858 11185950456 12584194263 13131333144 16036495344 16778925684 19696999716 22371900912 25168388526 26262666288 33557851368 37752582789 39393999432 50336777052 67115702736 75505165578 78787998864 100673554104 113257748367 151010331156 201347108208 226515496734 302020662312 453030993468 604041324624 906061986936 1812123973872
• Sum of all divisors σ(n): 5552466844080
• Sum of proper divisors (its aliquot sum) s(n): 3740342870208
• 1812123973872 is an abundant number, because the sum of its proper divisors (3740342870208) is greater than itself. Its abundance is 1928218896336

Bases of 1812123973872

• Binary: 11010010111101011000000010111100011110000₂
• Hexadecimal: 0x1A5EB0178F0
• Base-36: N4H7TR00

Squares and roots of 1812123973872

• 1812123973872 squared (1812123973872²) is 3283793296681648938672384
• 1812123973872 cubed (1812123973872³) is 5950640558156985145644631713983950848
• The square root of 1812123973872 is 1346151.5419416939
• The cube root of 1812123973872 is 12191.6541815933

Scales and comparisons

• 1,812,123,973,872 seconds is equal to 57,619 years, 48 weeks, 5 days, 2 hours, 31 minutes, 12 seconds.
• To count from 1 to 1,812,123,973,872 would take you about one hundred forty-four thousand and forty-nine 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 1812123973872 cubic inches would be around 1016 feet tall.

Recreational maths with 1812123973872

• 1812123973872 backwards is 2783793212181
• 1812123973872 is a Harshad number.
• The number of decimal digits it has is: 13
• The sum of 1812123973872's digits is 54
• More coming soon!