1988860160

Names of 1988860160

• Cardinal: 1988860160 can be written as One billion, nine hundred eighty-eight million, eight hundred sixty thousand, one hundred sixty.

Scientific notation

• Scientific notation: 1.98886016 × 10⁹

Factors of 1988860160

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 3394

Divisors of 1988860160

• Number of divisors d(n): 144
• Complete list of divisors:
  1 2 4 5 7 8 10 14 16 20 28 32 35 40 56 64 67 70 80 112 128 134 140 160 224 256 268 280 320 335 448 469 536 560 640 670 896 938 1072 1120 1280 1340 1792 1876 2144 2240 2345 2680 3313 3752 4288 4480 4690 5360 6626 7504 8576 8960 9380 10720 13252 15008 16565 17152 18760 21440 23191 26504 30016 33130 37520 42880 46382 53008 60032 66260 75040 85760 92764 106016 115955 120064 132520 150080 185528 212032 221971 231910 265040 300160 371056 424064 443942 463820 530080 600320 742112 848128 887884 927640 1060160 1109855 1484224 1553797 1775768 1855280 2120320 2219710 2968448 3107594 3551536 3710560 4240640 4439420 5936896 6215188 7103072 7421120 7768985 8878840 12430376 14206144 14842240 15537970 17757680 24860752 28412288 29684480 31075940 35515360 49721504 56824576 62151880 71030720 99443008 124303760 142061440 198886016 248607520 284122880 397772032 497215040 994430080 1988860160
• Sum of all divisors σ(n): 5527433856
• Sum of proper divisors (its aliquot sum) s(n): 3538573696
• 1988860160 is an abundant number, because the sum of its proper divisors (3538573696) is greater than itself. Its abundance is 1549713536

Bases of 1988860160

• Binary: 1110110100010111001100100000000₂
• Hexadecimal: 0x768B9900
• Base-36: WW46BK

Squares and roots of 1988860160

• 1988860160 squared (1988860160²) is 3955564736035225600
• 1988860160 cubed (1988860160³) is 7867065113801376552452096000
• The square root of 1988860160 is 44596.6384383397
• The cube root of 1988860160 is 1257.5774734983

Scales and comparisons

• 1,988,860,160 seconds is equal to 63 years, 12 weeks, 3 days, 5 hours, 9 minutes, 20 seconds.
• To count from 1 to 1,988,860,160 would take you about one hundred twenty-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 1988860160 cubic inches would be around 104.8 feet tall.

Recreational maths with 1988860160

• 1988860160 backwards is 0610688891
• The number of decimal digits it has is: 10
• The sum of 1988860160's digits is 47
• More coming soon!