20428290000

Names of 20428290000

• Cardinal: 20428290000 can be written as Twenty billion, four hundred twenty-eight million, two hundred ninety thousand.

Scientific notation

• Scientific notation: 2.042829 × 10¹⁰

Factors of 20428290000

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 71

Divisors of 20428290000

• Number of divisors d(n): 300
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 15 16 18 20 24 25 30 36 40 45 48 50 60 61 72 75 80 90 100 120 122 125 144 150 180 183 200 225 240 244 250 300 305 360 366 375 400 450 488 500 549 600 610 625 720 732 750 900 915 976 1000 1098 1125 1200 1220 1250 1464 1500 1525 1800 1830 1875 2000 2196 2250 2440 2500 2745 2928 3000 3050 3600 3660 3721 3750 4392 4500 4575 4880 5000 5490 5625 6000 6100 7320 7442 7500 7625 8784 9000 9150 10000 10980 11163 11250 12200 13725 14640 14884 15000 15250 18000 18300 18605 21960 22326 22500 22875 24400 27450 29768 30000 30500 33489 36600 37210 38125 43920 44652 45000 45750 54900 55815 59536 61000 66978 68625 73200 74420 76250 89304 90000 91500 93025 109800 111630 114375 122000 133956 137250 148840 152500 167445 178608 183000 186050 219600 223260 226981 228750 267912 274500 279075 297680 305000 334890 343125 366000 372100 446520 453962 457500 465125 535824 549000 558150 610000 669780 680943 686250 744200 837225 893040 907924 915000 930250 1098000 1116300 1134905 1339560 1361886 1372500 1395375 1488400 1674450 1815848 1830000 1860500 2042829 2232600 2269810 2325625 2679120 2723772 2745000 2790750 3348900 3404715 3631696 3721000 4085658 4186125 4465200 4539620 4651250 5447544 5490000 5581500 5674525 6697800 6809430 6976875 7442000 8171316 8372250 9079240 9302500 10214145 10895088 11163000 11349050 13395600 13618860 13953750 16342632 16744500 17023575 18158480 18605000 20428290 20930625 22326000 22698100 27237720 27907500 28372625 32685264 33489000 34047150 37210000 40856580 41861250 45396200 51070725 54475440 55815000 56745250 66978000 68094300 81713160 83722500 85117875 90792400 102141450 111630000 113490500 136188600 141863125 163426320 167445000 170235750 204282900 226981000 255353625 272377200 283726250 334890000 340471500 408565800 425589375 453962000 510707250 567452500 680943000 817131600 851178750 1021414500 1134905000 1276768125 1361886000 1702357500 2042829000 2269810000 2553536250 3404715000 4085658000 5107072500 6809430000 10214145000 20428290000
• Sum of all divisors σ(n): 72631353652
• Sum of proper divisors (its aliquot sum) s(n): 52203063652
• 20428290000 is an abundant number, because the sum of its proper divisors (52203063652) is greater than itself. Its abundance is 31774773652

Bases of 20428290000

• Binary: 10011000001100111101111011111010000₂
• Hexadecimal: 0x4C19EF7D0
• Base-36: 9DUH5G0

Squares and roots of 20428290000

• 20428290000 squared (20428290000²) is 417315032324100000000
• 20428290000 cubed (20428290000³) is 8525032501676088789000000000000
• The square root of 20428290000 is 142927.5690690917
• The cube root of 20428290000 is 2733.6568953999

Scales and comparisons

• 20,428,290,000 seconds is equal to 649 years, 28 weeks, 6 days, 13 hours.
• To count from 1 to 20,428,290,000 would take you about one thousand, two hundred ninety-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 20428290000 cubic inches would be around 227.8 feet tall.

Recreational maths with 20428290000

• 20428290000 backwards is 00009282402
• The number of decimal digits it has is: 11
• The sum of 20428290000's digits is 27
• More coming soon!