1821997852164

Names of 1821997852164

• Cardinal: 1821997852164 can be written as One trillion, eight hundred twenty-one billion, nine hundred ninety-seven million, eight hundred fifty-two thousand, one hundred sixty-four.

Scientific notation

• Scientific notation: 1.821997852164 × 10¹²

Factors of 1821997852164

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 9769

Divisors of 1821997852164

• Number of divisors d(n): 432
• Complete list of divisors:
  1 2 3 4 6 7 9 12 14 18 21 27 28 36 41 42 49 54 63 81 82 84 97 98 108 123 126 147 162 164 189 194 196 243 246 252 287 291 294 324 369 378 388 441 486 492 567 574 582 588 679 738 756 861 873 882 972 1107 1134 1148 1164 1323 1358 1476 1701 1722 1746 1764 2009 2037 2214 2268 2583 2619 2646 2716 3321 3402 3444 3492 3969 3977 4018 4074 4428 4753 5166 5238 5292 6027 6111 6642 6804 7749 7857 7938 7954 8036 8148 9506 9619 9963 10332 10476 11907 11931 12054 12222 13284 14259 15498 15714 15876 15908 18081 18333 19012 19238 19926 23247 23571 23814 23862 24108 24444 27839 28518 28857 30996 31428 35793 36162 36666 38476 39852 42777 46494 47142 47628 47724 54243 54999 55678 57036 57714 67333 69741 71586 72324 73332 83517 85554 86571 92988 94284 107379 108486 109998 111356 115428 128331 134666 139482 143172 162729 164997 167034 171108 173142 194873 201999 214758 216972 219996 250551 256662 259713 269332 278964 322137 325458 329994 334068 346284 384993 389746 394379 403998 429516 471331 488187 501102 513324 519426 584619 605997 644274 650916 659988 751653 769986 779139 779492 788758 807996 933043 942662 966411 976374 1002204 1038852 1154979 1169238 1183137 1211994 1288548 1413993 1503306 1539972 1558278 1577516 1753857 1817991 1866086 1885324 1932822 1952748 2254959 2309958 2337417 2338476 2366274 2423988 2760653 2799129 2827986 3006612 3116556 3507714 3549411 3635982 3732172 3865644 4241979 4509918 4619916 4674834 4732548 5261571 5453973 5521306 5598258 5655972 6531301 6764877 7015428 7098822 7271964 8281959 8397387 8483958 9019836 9349668 10523142 10648233 10907946 11042612 11196516 12725937 13062602 13529754 14197644 15784713 16361919 16563918 16794774 16967916 19324571 19593903 21046284 21296466 21815892 24845877 25192161 25451874 26125204 27059508 31569426 31944699 32723838 33127836 33589548 38177811 38254763 38649142 39187806 42592932 45719107 47354139 49691754 50384322 50903748 57973713 58781709 63138852 63889398 65447676 74537631 75576483 76355622 76509526 77298284 78375612 91438214 94708278 95834097 99383508 100768644 114533433 114764289 115947426 117563418 127778796 137157321 149075262 151152966 152711244 153019052 173921139 176345127 182876428 189416556 191668194 223612893 226729449 229066866 229528578 231894852 235126836 267783341 274314642 298150524 302305932 344292867 347842278 352690254 383336388 411471963 447225786 453458898 458133732 459057156 521763417 529035381 535566682 548629284 670838679 688585734 695684556 705380508 803350023 822943926 894451572 906917796 1032878601 1043526834 1058070762 1071133364 1234415889 1341677358 1377171468 1565290251 1587106143 1606700046 1645887852 1874483387 2065757202 2087053668 2116141524 2410050069 2468831778 2683354716 3098635803 3130580502 3174212286 3213400092 3703247667 3748966774 4131514404 4695870753 4820100138 4937663556 5623450161 6197271606 6261161004 6348424572 7230150207 7406495334 7497933548 9295907409 9391741506 9640200276 11109743001 11246900322 12394543212 14460300414 14812990668 16870350483 18591814818 18783483012 21690450621 22219486002 22493800644 28920600828 33740700966 37183629636 43380901242 44438972004 50611051449 65071351863 67481401932 86761802484 101222102898 130142703726 151833154347 202444205796 260285407452 303666308694 455499463041 607332617388 910998926082 1821997852164
• Sum of all divisors σ(n): 5750753037120
• Sum of proper divisors (its aliquot sum) s(n): 3928755184956
• 1821997852164 is an abundant number, because the sum of its proper divisors (3928755184956) is greater than itself. Its abundance is 2106757332792

Bases of 1821997852164

• Binary: 11010100000110111100010001110011000000100₂
• Hexadecimal: 0x1A83788E604
• Base-36: N90IH890

Squares and roots of 1821997852164

• 1821997852164 squared (1821997852164²) is 3319676173290229199482896
• 1821997852164 cubed (1821997852164³) is 6048442857614804266465113611454586944
• The square root of 1821997852164 is 1349814.0065075633
• The cube root of 1821997852164 is 12213.7573288861

Scales and comparisons

• 1,821,997,852,164 seconds is equal to 57,933 years, 46 weeks, 4 days, 2 hours, 29 minutes, 24 seconds.
• To count from 1 to 1,821,997,852,164 would take you about one hundred forty-four thousand, eight hundred thirty-four 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 1821997852164 cubic inches would be around 1017.8 feet tall.

Recreational maths with 1821997852164

• 1821997852164 backwards is 4612587991281
• 1821997852164 is a Harshad number.
• The number of decimal digits it has is: 13
• The sum of 1821997852164's digits is 63
• More coming soon!