389730420772

Names of 389730420772

• Cardinal: 389730420772 can be written as Three hundred eighty-nine billion, seven hundred thirty million, four hundred twenty thousand, seven hundred seventy-two.

Scientific notation

• Scientific notation: 3.89730420772 × 10¹¹

Factors of 389730420772

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 5175

Divisors of 389730420772

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 4 7 11 14 22 28 44 77 154 308 457 691 914 1382 1828 2764 3199 4007 4837 5027 6398 7601 8014 9674 10054 12796 15202 16028 19348 20108 28049 30404 35189 44077 53207 56098 70378 88154 106414 112196 140756 176308 212828 308539 315787 617078 631574 1234156 1263148 1831199 2210509 2768837 3473657 3662398 4421018 5537674 6947314 7324796 8842036 11075348 12818393 13894628 19381859 20143189 24315599 25636786 30457207 38763718 40286378 48631198 51273572 60914414 77527436 80572756 97262396 121828828 141002323 213200449 282004646 426400898 564009292 852801796 1265358509 2530717018 5061434036 8857509563 13918943599 17715019126 27837887198 35430038252 55675774396 97432605193 194865210386 389730420772
• Sum of all divisors σ(n): 853627815936
• Sum of proper divisors (its aliquot sum) s(n): 463897395164
• 389730420772 is an abundant number, because the sum of its proper divisors (463897395164) is greater than itself. Its abundance is 74166974392

Bases of 389730420772

• Binary: 101101010111101101111100100100000100100₂
• Hexadecimal: 0x5ABDBE4824
• Base-36: 4Z1FFH9G

Squares and roots of 389730420772

• 389730420772 squared (389730420772²) is 151889800875120169075984
• 389730420772 cubed (389730420772³) is 59196076006035877320047026759939648
• The square root of 389730420772 is 624283.9264084893
• The cube root of 389730420772 is 7304.4597804477

Scales and comparisons

• 389,730,420,772 seconds is equal to 12,392 years, 11 weeks, 3 days, 18 hours, 12 minutes, 52 seconds.
• To count from 1 to 389,730,420,772 would take you about twenty-four thousand, seven hundred eighty-four 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 389730420772 cubic inches would be around 608.7 feet tall.

Recreational maths with 389730420772

• 389730420772 backwards is 277024037983
• The number of decimal digits it has is: 12
• The sum of 389730420772's digits is 52
• More coming soon!