61161640537728

Names of 61161640537728

• Cardinal: 61161640537728 can be written as Sixty-one trillion, one hundred sixty-one billion, six hundred forty million, five hundred thirty-seven thousand, seven hundred twenty-eight.

Scientific notation

• Scientific notation: 6.1161640537728 × 10¹³

Factors of 61161640537728

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 8382900317

Divisors of 61161640537728

• Number of divisors d(n): 64
• Complete list of divisors:
  1 2 3 4 6 8 12 16 19 24 32 38 48 57 64 76 96 114 128 152 192 228 304 384 456 608 912 1216 1824 2432 3648 7296 8382900293 16765800586 25148700879 33531601172 50297401758 67063202344 100594803516 134126404688 159275105567 201189607032 268252809376 318550211134 402379214064 477825316701 536505618752 637100422268 804758428128 955650633402 1073011237504 1274200844536 1609516856256 1911301266804 2548401689072 3219033712512 3822602533608 5096803378144 7645205067216 10193606756288 15290410134432 20387213512576 30580820268864 61161640537728
• Sum of all divisors σ(n): 171011165997600
• Sum of proper divisors (its aliquot sum) s(n): 109849525459872
• 61161640537728 is an abundant number, because the sum of its proper divisors (109849525459872) is greater than itself. Its abundance is 48687884922144

Bases of 61161640537728

• Binary: 1101111010000001001101110110111010111010000000₂
• Hexadecimal: 0x37A04DDBAE80
• Base-36: LOH9PMNPC

Squares and roots of 61161640537728

• 61161640537728 squared (61161640537728²) is 3740746273266252996991401984
• 61161640537728 cubed (61161640537728³) is 228790178908356201981824902806886366052352
• The square root of 61161640537728 is 7820590.8049026577
• The cube root of 61161640537728 is 39399.7115205003

Scales and comparisons

• 61,161,640,537,728 seconds is equal to 1,944,750 years, 51 weeks, 1 day, 1 hour, 48 minutes, 48 seconds.
• To count from 1 to 61,161,640,537,728 would take you about four million, eight hundred sixty-one thousand, eight hundred seventy-seven 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 61161640537728 cubic inches would be around 3283.3 feet tall.

Recreational maths with 61161640537728

• 61161640537728 backwards is 82773504616116
• 61161640537728 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 61161640537728's digits is 57
• More coming soon!