31409785706349128

Names of 31409785706349128

• Cardinal: 31409785706349128 can be written as Thirty-one quadrillion, four hundred nine trillion, seven hundred eighty-five billion, seven hundred six million, three hundred forty-nine thousand, one hundred twenty-eight.

Scientific notation

• Scientific notation: 3.1409785706349128 × 10¹⁶

Factors of 31409785706349128

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 412

Divisors of 31409785706349128

• Number of divisors d(n): 128
• Complete list of divisors:
  1 2 4 8 13 26 52 104 169 338 397 676 794 1352 1588 2197 3176 4394 5161 8788 10322 17576 20644 28561 41288 57122 67093 114244 134186 157609 228488 268372 315218 371293 536744 630436 742586 872209 1260872 1485172 1744418 2048917 2970344 3488836 4097834 4826809 6977672 8195668 9653618 11338717 16391336 19307236 22677434 26635921 38614472 45354868 53271842 62570773 62748517 90709736 106543684 125141546 125497034 147403321 213087368 250283092 250994068 294806642 346266973 500566184 501988136 589613284 692533946 813420049 1179226568 1385067892 1626840098 1916243173 2770135784 3253680196 3832486346 4501470649 6507360392 7664972692 9002941298 10574460637 15329945384 18005882596 21148921274 24911161249 36011765192 42297842548 49822322498 58519118437 84595685096 99644644996 117038236874 137467988281 199289289992 234076473748 274935976562 468152947496 549871953124 760748539681 1099743906248 1521497079362 1787083847653 3042994158724 3574167695306 6085988317448 7148335390612 9889731015853 14296670781224 19779462031706 23232090019489 39558924063412 46464180038978 79117848126824 92928360077956 185856720155912 302017170253357 604034340506714 1208068681013428 2416137362026856 3926223213293641 7852446426587282 15704892853174564 31409785706349128
• Sum of all divisors σ(n): 63962241092652000
• Sum of proper divisors (its aliquot sum) s(n): 32552455386302872
• 31409785706349128 is an abundant number, because the sum of its proper divisors (32552455386302872) is greater than itself. Its abundance is 1142669679953744

Bases of 31409785706349128

• Binary: 1101111100101110000100010011111011111111000001001001000₂
• Hexadecimal: 0x6F97089F7F8248
• Base-36: 8L9U8COXBUW

Squares and roots of 31409785706349128

• 31409785706349128 squared (31409785706349128²) is 986574638118773989764050626360384
• 31409785706349128 cubed (31409785706349128³) is 30988097966629630824192599002013079634951052145152
• The square root of 31409785706349128 is 177228061.2836159419
• The cube root of 31409785706349128 is 315516.1964064975

Scales and comparisons

• 31,409,785,706,349,128 seconds is equal to 998,734,028 years, 32 weeks, 1 hour, 52 minutes, 8 seconds.
• To count from 1 to 31,409,785,706,349,128 would take you about two billion, nine hundred ninety-six million, two hundred two thousand and eighty-five 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 31409785706349128 cubic inches would be around 26293 feet tall.

Recreational maths with 31409785706349128

• 31409785706349128 backwards is 82194360758790413
• The number of decimal digits it has is: 17
• The sum of 31409785706349128's digits is 77
• More coming soon!