28328125000

Names of 28328125000

• Cardinal: 28328125000 can be written as Twenty-eight billion, three hundred twenty-eight million, one hundred twenty-five thousand.

Scientific notation

• Scientific notation: 2.8328125 × 10¹⁰

Factors of 28328125000

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 15
• Sum of prime factors: 51

Divisors of 28328125000

• Number of divisors d(n): 240
• Complete list of divisors:
  1 2 4 5 7 8 10 14 20 25 28 35 37 40 49 50 56 70 74 98 100 125 140 148 175 185 196 200 245 250 259 280 296 350 370 392 490 500 518 625 700 740 875 925 980 1000 1036 1225 1250 1295 1400 1480 1750 1813 1850 1960 2072 2450 2500 2590 3125 3500 3626 3700 4375 4625 4900 5000 5180 6125 6250 6475 7000 7252 7400 8750 9065 9250 9800 10360 12250 12500 12950 14504 15625 17500 18130 18500 21875 23125 24500 25000 25900 30625 31250 32375 35000 36260 37000 43750 45325 46250 49000 51800 61250 62500 64750 72520 78125 87500 90650 92500 109375 115625 122500 125000 129500 153125 156250 161875 175000 181300 185000 218750 226625 231250 245000 259000 306250 312500 323750 362600 390625 437500 453250 462500 546875 578125 612500 625000 647500 765625 781250 809375 875000 906500 925000 1093750 1133125 1156250 1225000 1295000 1531250 1562500 1618750 1813000 1953125 2187500 2266250 2312500 2734375 2890625 3062500 3125000 3237500 3828125 3906250 4046875 4375000 4532500 4625000 5468750 5665625 5781250 6125000 6475000 7656250 7812500 8093750 9065000 10937500 11331250 11562500 13671875 14453125 15312500 15625000 16187500 19140625 20234375 21875000 22662500 23125000 27343750 28328125 28906250 30625000 32375000 38281250 40468750 45325000 54687500 56656250 57812500 72265625 76562500 80937500 95703125 101171875 109375000 113312500 115625000 141640625 144531250 153125000 161875000 191406250 202343750 226625000 283281250 289062500 382812500 404687500 505859375 566562500 578125000 708203125 765625000 809375000 1011718750 1133125000 1416406250 2023437500 2832812500 3541015625 4046875000 5665625000 7082031250 14164062500 28328125000
• Sum of all divisors σ(n): 79321280940
• Sum of proper divisors (its aliquot sum) s(n): 50993155940
• 28328125000 is an abundant number, because the sum of its proper divisors (50993155940) is greater than itself. Its abundance is 22665030940

Bases of 28328125000

• Binary: 11010011000011111001110001001001000₂
• Hexadecimal: 0x6987CE248
• Base-36: D0HU154

Squares and roots of 28328125000

• 28328125000 squared (28328125000²) is 802482666015625000000
• 28328125000 cubed (28328125000³) is 22732829273223876953125000000000
• The square root of 28328125000 is 168309.6105396243
• The cube root of 28328125000 is 3048.4046121979

Scales and comparisons

• 28,328,125,000 seconds is equal to 900 years, 38 weeks, 5 days, 19 hours, 36 minutes, 40 seconds.
• To count from 1 to 28,328,125,000 would take you about one thousand, eight hundred one 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 28328125000 cubic inches would be around 254 feet tall.

Recreational maths with 28328125000

• 28328125000 backwards is 00052182382
• The number of decimal digits it has is: 11
• The sum of 28328125000's digits is 31
• More coming soon!