161724294991842

Names of 161724294991842

• Cardinal: 161724294991842 can be written as One hundred sixty-one trillion, seven hundred twenty-four billion, two hundred ninety-four million, nine hundred ninety-one thousand, eight hundred forty-two.

Scientific notation

• Scientific notation: 1.61724294991842 × 10¹⁴

Factors of 161724294991842

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 18960

Divisors of 161724294991842

• Number of divisors d(n): 128
• Complete list of divisors:
  1 2 3 6 11 22 33 66 379 461 758 811 922 1137 1383 1622 2274 2433 2766 4169 4866 5071 8338 8921 10142 12507 15213 17293 17842 25014 26763 30426 34586 51879 53526 103758 174719 190223 307369 349438 373871 380446 524157 570669 614738 747742 922107 1048314 1121613 1141338 1844214 1921909 2243226 3381059 3843818 4112581 5765727 6554047 6762118 7972073 8225162 10143177 11531454 12337743 13108094 14024623 15944146 19662141 20286354 23916219 24675486 28049246 39324282 42073869 47832438 72094517 84147738 87692803 141697109 144189034 154270853 175385606 216283551 263078409 283394218 308541706 425091327 432567102 462812559 526156818 850182654 925625118 1558668199 3021415667 3117336398 4676004597 5315332117 6042831334 6465351203 9064247001 9352009194 10630664234 12930702406 15945996351 18128494002 19396053609 31891992702 33235572337 38792107218 58468653287 66471144674 71118863233 99706717011 116937306574 142237726466 175405959861 199413434022 213356589699 350811919722 426713179398 2450368105937 4900736211874 7351104317811 14702208635622 26954049165307 53908098330614 80862147495921 161724294991842
• Sum of all divisors σ(n): 355009151185920
• Sum of proper divisors (its aliquot sum) s(n): 193284856194078
• 161724294991842 is an abundant number, because the sum of its proper divisors (193284856194078) is greater than itself. Its abundance is 31560561202236

Bases of 161724294991842

• Binary: 100100110001011001011111001001111000111111100010₂
• Hexadecimal: 0x93165F278FE2
• Base-36: 1LBR45N276

Squares and roots of 161724294991842

• 161724294991842 squared (161724294991842²) is 26154747590608331402846552964
• 161724294991842 cubed (161724294991842³) is 4229858114780710586407537003698638200919688
• The square root of 161724294991842 is 12717086.7336761527
• The cube root of 161724294991842 is 54482.6749624199

Scales and comparisons

• 161,724,294,991,842 seconds is equal to 5,142,332 years, 17 weeks, 2 days, 19 hours, 30 minutes, 42 seconds.
• To count from 1 to 161,724,294,991,842 would take you about twelve million, eight hundred fifty-five thousand, eight hundred thirty 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 161724294991842 cubic inches would be around 4540.2 feet tall.

Recreational maths with 161724294991842

• 161724294991842 backwards is 248199492427161
• The number of decimal digits it has is: 15
• The sum of 161724294991842's digits is 69
• More coming soon!