6981047006440

Names of 6981047006440

• Cardinal: 6981047006440 can be written as Six trillion, nine hundred eighty-one billion, forty-seven million, six thousand, four hundred forty.

Scientific notation

• Scientific notation: 6.98104700644 × 10¹²

Factors of 6981047006440

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 362840338

Divisors of 6981047006440

• Number of divisors d(n): 64
• Complete list of divisors:
  1 2 4 5 8 10 13 20 26 37 40 52 65 74 104 130 148 185 260 296 370 481 520 740 962 1480 1924 2405 3848 4810 9620 19240 362840281 725680562 1451361124 1814201405 2902722248 3628402810 4716923653 7256805620 9433847306 13425090397 14513611240 18867694612 23584618265 26850180794 37735389224 47169236530 53700361588 67125451985 94338473060 107400723176 134250903970 174526175161 188676946120 268501807940 349052350322 537003615880 698104700644 872630875805 1396209401288 1745261751610 3490523503220 6981047006440
• Sum of all divisors σ(n): 17372792702160
• Sum of proper divisors (its aliquot sum) s(n): 10391745695720
• 6981047006440 is an abundant number, because the sum of its proper divisors (10391745695720) is greater than itself. Its abundance is 3410698689280

Bases of 6981047006440

• Binary: 1100101100101100110110100111011010011101000₂
• Hexadecimal: 0x65966D3B4E8
• Base-36: 2H31R54H4

Squares and roots of 6981047006440

• 6981047006440 squared (6981047006440²) is 48735017306124885401473600
• 6981047006440 cubed (6981047006440³) is 340221446673724724308745332844689984000
• The square root of 6981047006440 is 2642167.1041855017
• The cube root of 6981047006440 is 19112.0315689697

Scales and comparisons

• 6,981,047,006,440 seconds is equal to 221,975 years, 36 weeks, 3 days, 4 hours, 40 seconds.
• To count from 1 to 6,981,047,006,440 would take you about five hundred fifty-four thousand, nine hundred thirty-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 6981047006440 cubic inches would be around 1592.7 feet tall.

Recreational maths with 6981047006440

• 6981047006440 backwards is 0446007401896
• The number of decimal digits it has is: 13
• The sum of 6981047006440's digits is 49
• More coming soon!