18807679980

Names of 18807679980

• Cardinal: 18807679980 can be written as Eighteen billion, eight hundred seven million, six hundred seventy-nine thousand, nine hundred eighty.

Scientific notation

• Scientific notation: 1.880767998 × 10¹⁰

Factors of 18807679980

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 167

Divisors of 18807679980

• Number of divisors d(n): 144
• Complete list of divisors:
  1 2 3 4 5 6 9 10 12 15 18 20 27 30 36 45 54 60 81 90 108 135 157 162 180 243 270 314 324 405 471 486 540 628 785 810 942 972 1215 1413 1570 1620 1884 2355 2430 2826 3140 4239 4710 4860 5652 7065 8478 9420 12717 14130 16956 21195 24649 25434 28260 38151 42390 49298 50868 63585 73947 76302 84780 98596 123245 127170 147894 152604 190755 221841 246490 254340 295788 369735 381510 443682 492980 665523 739470 763020 887364 1109205 1331046 1478940 1996569 2218410 2662092 3327615 3869893 3993138 4436820 5989707 6655230 7739786 7986276 9982845 11609679 11979414 13310460 15479572 19349465 19965690 23219358 23958828 29948535 34829037 38698930 39931380 46438716 58048395 59897070 69658074 77397860 104487111 116096790 119794140 139316148 174145185 208974222 232193580 313461333 348290370 417948444 522435555 626922666 696580740 940383999 1044871110 1253845332 1567306665 1880767998 2089742220 3134613330 3761535996 4701919995 6269226660 9403839990 18807679980
• Sum of all divisors σ(n): 59542173600
• Sum of proper divisors (its aliquot sum) s(n): 40734493620
• 18807679980 is an abundant number, because the sum of its proper divisors (40734493620) is greater than itself. Its abundance is 21926813640

Bases of 18807679980

• Binary: 10001100001000001100110101111101100₂
• Hexadecimal: 0x461066BEC
• Base-36: 8N1LUR0

Squares and roots of 18807679980

• 18807679980 squared (18807679980²) is 353728826230092800400
• 18807679980 cubed (18807679980³) is 6652818563436615235625215992000
• The square root of 18807679980 is 137141.0951538597
• The cube root of 18807679980 is 2659.3678176177

Scales and comparisons

• 18,807,679,980 seconds is equal to 598 years, 1 week, 2 days, 11 hours, 33 minutes.
• To count from 1 to 18,807,679,980 would take you about one thousand, one hundred ninety-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 18807679980 cubic inches would be around 221.6 feet tall.

Recreational maths with 18807679980

• 18807679980 backwards is 08997670881
• The number of decimal digits it has is: 11
• The sum of 18807679980's digits is 63
• More coming soon!