18979348172967

Names of 18979348172967

• Cardinal: 18979348172967 can be written as Eighteen trillion, nine hundred seventy-nine billion, three hundred forty-eight million, one hundred seventy-two thousand, nine hundred sixty-seven.

Scientific notation

• Scientific notation: 1.8979348172967 × 10¹³

Factors of 18979348172967

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 5167

Divisors of 18979348172967

• Number of divisors d(n): 324
• Complete list of divisors:
  1 3 7 9 13 21 27 39 43 49 63 81 91 117 129 147 169 189 243 273 301 351 387 441 507 559 567 637 819 903 1053 1161 1183 1323 1521 1677 1701 1849 1911 2107 2457 2709 3159 3483 3549 3913 3969 4563 5031 5101 5547 5733 6321 7267 7371 8127 8281 10449 10647 11739 11907 12943 13689 15093 15303 16641 17199 18963 21801 22113 24037 24381 24843 27391 31941 35217 35707 38829 41067 45279 45909 49923 50869 51597 56889 65403 66313 72111 73143 74529 82173 90601 95823 105651 107121 116487 135837 137727 149769 152607 154791 168259 170667 196209 198939 216333 219343 223587 246519 249949 271803 287469 312481 316953 321363 349461 356083 413181 449307 457821 464191 504777 512001 588627 596817 648999 658029 670761 739557 749847 815409 862069 937443 950859 964089 1048383 1068249 1177813 1239543 1373463 1392573 1514331 1535401 1765881 1790451 1946997 1974087 2012283 2187367 2218671 2249541 2446227 2586207 2812329 2851459 2892267 3145149 3204747 3249337 3533439 4120389 4177719 4542993 4606203 5371353 5840991 5922261 6034483 6562101 6656013 6748623 7338681 7758621 8436987 8554377 8676801 9431749 9614241 9748011 10600317 10747807 12361167 12533157 13628979 13818609 15311569 16114059 17766783 18103449 19686303 19960213 20245869 22016043 23275863 25310961 25663131 28295247 28842723 29244033 31800951 32243421 37068967 37599471 40886937 41455827 42241381 45934707 53300349 54310347 59058909 59880639 60737607 66022243 69827589 75932883 76989393 84885741 86528169 87732099 95402853 96730263 111206901 112798413 122612737 124367481 126724143 137804121 139721491 162931041 177176727 179641917 198066729 209482767 230968179 254657223 259482769 263196297 286208559 290190789 333620703 367838211 373102443 380172429 413412363 419164473 462155701 488793123 531530181 538925751 594200187 692904537 763971669 778448307 789588891 858289159 870572367 1000862109 1103514633 1140517287 1240237089 1257493419 1386467103 1466379369 1593965581 1616777253 1782600561 1816379383 2291915007 2335344921 2574867477 2611717101 3002586327 3310543899 3421551861 3720711267 3772480257 4159401309 4781896743 4850331759 5347801683 5449138149 6008024113 7006034763 7724602431 9007758981 9931631697 10264655583 11157759067 11317440771 12478203927 14345690229 16043405049 16347414447 18024072339 21018104289 23173807293 29794895091 33473277201 33952322313 37434611781 43037070687 49042243341 54072217017 63054312867 69521421879 78104313469 100419831603 112303835343 129111212061 147126730023 162216651051 208564265637 234312940407 301259494809 387333636183 441380190069 486649953153 702938821221 903778484427 1459949859459 2108816463663 2711335453281 6326449390989 18979348172967
• Sum of all divisors σ(n): 36670632204024
• Sum of proper divisors (its aliquot sum) s(n): 17691284031057
• 18979348172967 is a deficient number, because the sum of its proper divisors (17691284031057) is less than itself. Its deficiency is 1288064141910

Bases of 18979348172967

• Binary: 100010100001011111001010011100101000010100111₂
• Hexadecimal: 0x1142F94E50A7
• Base-36: 6Q6ZPVBFR

Squares and roots of 18979348172967

• 18979348172967 squared (18979348172967²) is 360215657070705800949583089
• 18979348172967 cubed (18979348172967³) is 6836658372899007558389638173892510155063
• The square root of 18979348172967 is 4356529.3724439641
• The cube root of 18979348172967 is 26674.3450227507

Scales and comparisons

• 18,979,348,172,967 seconds is equal to 603,484 years, 29 weeks, 2 days, 15 hours, 9 minutes, 27 seconds.
• To count from 1 to 18,979,348,172,967 would take you about one million, five hundred eight thousand, seven hundred eleven 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 18979348172967 cubic inches would be around 2222.9 feet tall.

Recreational maths with 18979348172967

• 18979348172967 backwards is 76927184397981
• 18979348172967 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 18979348172967's digits is 81
• More coming soon!