19388437930220

Names of 19388437930220

• Cardinal: 19388437930220 can be written as Nineteen trillion, three hundred eighty-eight billion, four hundred thirty-seven million, nine hundred thirty thousand, two hundred twenty.

Scientific notation

• Scientific notation: 1.938843793022 × 10¹³

Factors of 19388437930220

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 7994

Divisors of 19388437930220

• Number of divisors d(n): 192
• Complete list of divisors:
  1 2 4 5 10 20 29 31 58 62 73 116 124 145 146 155 290 292 310 365 580 620 730 899 1460 1798 2117 2263 3121 3596 4234 4495 4526 4733 6242 8468 8990 9052 9466 10585 11315 12484 15605 17980 18932 21170 22630 23665 31210 42340 45260 47330 62420 65627 90509 94660 96751 131254 137257 146723 181018 193502 227833 262508 274514 293446 328135 345509 362036 387004 452545 455666 483755 549028 586892 656270 686285 691018 733615 905090 911332 967510 1139165 1312540 1372570 1382036 1467230 1727545 1810180 1935020 2278330 2745140 2805779 2934460 3455090 4254967 4556660 5611558 6607157 6910180 7062823 8509934 10019761 10710779 11223116 13214314 14028895 14125646 14771693 17019868 20039522 21274835 21421558 26428628 28057790 28251292 29543386 33035785 35314115 40079044 42549670 42843116 50098805 53553895 56115580 59086772 66071570 70628230 73858465 85099340 100197610 107107790 132143140 141256460 147716930 200395220 204821867 214215580 295433860 310612591 409643734 428379097 457922483 621225182 819287468 856758194 915844966 1024109335 1078333589 1242450364 1553062955 1713516388 1831689932 2048218670 2141895485 2156667178 2289612415 3106125910 4096437340 4283790970 4313334356 4579224830 5391667945 6212251820 8567581940 9158449660 10783335890 13279752007 21566671780 26559504014 31271674081 33428341259 53119008028 62543348162 66398760035 66856682518 125086696324 132797520070 133713365036 156358370405 167141706295 265595040140 312716740810 334283412590 625433481620 668566825180 969421896511 1938843793022 3877687586044 4847109482555 9694218965110 19388437930220
• Sum of all divisors σ(n): 44097441776640
• Sum of proper divisors (its aliquot sum) s(n): 24709003846420
• 19388437930220 is an abundant number, because the sum of its proper divisors (24709003846420) is greater than itself. Its abundance is 5320565916200

Bases of 19388437930220

• Binary: 100011010001000111000111101001010000011101100₂
• Hexadecimal: 0x11A238F4A0EC
• Base-36: 6VEXBCKBW

Squares and roots of 19388437930220

• 19388437930220 squared (19388437930220²) is 375911525373993597589248400
• 19388437930220 cubed (19388437930220³) is 7288337276967995438658818830221446648000
• The square root of 19388437930220 is 4403230.3971311789
• The cube root of 19388437930220 is 26864.6347447095

Scales and comparisons

• 19,388,437,930,220 seconds is equal to 616,492 years, 18 weeks, 2 days, 18 hours, 50 minutes, 20 seconds.
• To count from 1 to 19,388,437,930,220 would take you about one million, five hundred forty-one thousand, two hundred thirty 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 19388437930220 cubic inches would be around 2238.7 feet tall.

Recreational maths with 19388437930220

• 19388437930220 backwards is 02203973488391
• The number of decimal digits it has is: 14
• The sum of 19388437930220's digits is 59
• More coming soon!