1978889790000

Names of 1978889790000

• Cardinal: 1978889790000 can be written as One trillion, nine hundred seventy-eight billion, eight hundred eighty-nine million, seven hundred ninety thousand.

Scientific notation

• Scientific notation: 1.97888979 × 10¹²

Factors of 1978889790000

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 64536

Divisors of 1978889790000

• Number of divisors d(n): 200
• Complete list of divisors:
  1 2 3 4 5 6 8 10 12 15 16 20 24 25 30 40 48 50 60 75 80 100 120 125 150 200 240 250 300 375 400 500 600 625 750 1000 1039 1200 1250 1500 1875 2000 2078 2500 3000 3117 3750 4156 5000 5195 6000 6234 7500 8312 10000 10390 12468 15000 15585 16624 20780 24936 25975 30000 31170 41560 49872 51950 62340 63487 77925 83120 103900 124680 126974 129875 155850 190461 207800 249360 253948 259750 311700 317435 380922 389625 415600 507896 519500 623400 634870 649375 761844 779250 952305 1015792 1039000 1246800 1269740 1298750 1523688 1558500 1587175 1904610 1948125 2078000 2539480 2597500 3047376 3117000 3174350 3809220 3896250 4761525 5078960 5195000 6234000 6348700 7618440 7792500 7935875 9523050 10390000 12697400 15236880 15585000 15871750 19046100 23807625 25394800 31170000 31743500 38092200 39679375 47615250 63487000 65962993 76184400 79358750 95230500 119038125 126974000 131925986 158717500 190461000 197888979 238076250 263851972 317435000 329814965 380922000 395777958 476152500 527703944 634870000 659629930 791555916 952305000 989444895 1055407888 1319259860 1583111832 1649074825 1904610000 1978889790 2638519720 3166223664 3298149650 3957779580 4947224475 5277039440 6596299300 7915559160 8245374125 9894448950 13192598600 15831118320 16490748250 19788897900 24736122375 26385197200 32981496500 39577795800 41226870625 49472244750 65962993000 79155591600 82453741250 98944489500 123680611875 131925986000 164907482500 197888979000 247361223750 329814965000 395777958000 494722447500 659629930000 989444895000 1978889790000
• Sum of all divisors σ(n): 6394369146880
• Sum of proper divisors (its aliquot sum) s(n): 4415479356880
• 1978889790000 is an abundant number, because the sum of its proper divisors (4415479356880) is greater than itself. Its abundance is 2436589566880

Bases of 1978889790000

• Binary: 11100110010111111000001011110001000110000₂
• Hexadecimal: 0x1CCBF05E230
• Base-36: P937VY9C

Squares and roots of 1978889790000

• 1978889790000 squared (1978889790000²) is 3916004800966244100000000
• 1978889790000 cubed (1978889790000³) is 7749341918223082584137739000000000000
• The square root of 1978889790000 is 1406730.1766863469
• The cube root of 1978889790000 is 12554.7249500855

Scales and comparisons

• 1,978,889,790,000 seconds is equal to 62,922 years, 29 weeks, 6 days, 20 minutes.
• To count from 1 to 1,978,889,790,000 would take you about one hundred fifty-seven thousand, three hundred six 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 1978889790000 cubic inches would be around 1046.2 feet tall.

Recreational maths with 1978889790000

• 1978889790000 backwards is 0000979888791
• The number of decimal digits it has is: 13
• The sum of 1978889790000's digits is 66
• More coming soon!