129138413248

Names of 129138413248

• Cardinal: 129138413248 can be written as One hundred twenty-nine billion, one hundred thirty-eight million, four hundred thirteen thousand, two hundred forty-eight.

Scientific notation

• Scientific notation: 1.29138413248 × 10¹¹

Factors of 129138413248

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 1105

Divisors of 129138413248

• Number of divisors d(n): 224
• Complete list of divisors:
  1 2 4 8 13 16 19 26 32 38 52 61 64 76 104 122 152 157 208 244 247 304 314 416 488 494 608 628 793 832 853 976 988 1159 1216 1256 1586 1706 1952 1976 2041 2318 2512 2983 3172 3412 3904 3952 4082 4636 5024 5966 6344 6824 7904 8164 9272 9577 10048 11089 11932 12688 13648 15067 15808 16207 16328 18544 19154 22178 23864 25376 27296 30134 32414 32656 37088 38308 38779 44356 47728 50752 52033 54592 60268 64828 65312 74176 76616 77558 88712 95456 104066 120536 124501 129656 130624 133921 153232 155116 177424 181963 190912 208132 210691 241072 249002 259312 267842 306464 310232 354848 363926 416264 421382 482144 498004 518624 535684 612928 620464 676429 709696 727852 832528 842764 964288 988627 996008 1037248 1071368 1240928 1352858 1455704 1665056 1685528 1740973 1977254 1992016 2142736 2365519 2481856 2544499 2705716 2911408 3330112 3371056 3481946 3954508 3984032 4285472 4731038 5088998 5411432 5822816 6742112 6963892 7909016 7968064 8169181 8570944 9462076 10177996 10822864 11645632 12852151 13484224 13927784 15818032 16338362 18924152 20355992 21645728 25704302 27855568 31636064 32676724 33078487 37848304 40711984 43291456 51408604 55711136 63272128 65353448 66156974 75696608 81423968 102817208 106199353 111422272 130706896 132313948 151393216 155214439 162847936 205634416 212398706 261413792 264627896 310428878 411268832 424797412 522827584 529255792 620857756 822537664 849594824 1058511584 1241715512 1699189648 2017787707 2117023168 2483431024 3398379296 4035575414 4966862048 6796758592 8071150828 9933724096 16142301656 32284603312 64569206624 129138413248
• Sum of all divisors σ(n): 297487279040
• Sum of proper divisors (its aliquot sum) s(n): 168348865792
• 129138413248 is an abundant number, because the sum of its proper divisors (168348865792) is greater than itself. Its abundance is 39210452544

Bases of 129138413248

• Binary: 1111000010001001111111100111011000000₂
• Hexadecimal: 0x1E113FCEC0
• Base-36: 1NBPODDS

Squares and roots of 129138413248

• 129138413248 squared (129138413248²) is 16676729776211221909504
• 129138413248 cubed (129138413248³) is 2153606421465591334684559210708992
• The square root of 129138413248 is 359358.3354369285
• The cube root of 129138413248 is 5054.5808612213

Scales and comparisons

• 129,138,413,248 seconds is equal to 4,106 years, 10 weeks, 3 days, 13 hours, 27 minutes, 28 seconds.
• To count from 1 to 129,138,413,248 would take you about eight thousand, two hundred twelve 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 129138413248 cubic inches would be around 421.2 feet tall.

Recreational maths with 129138413248

• 129138413248 backwards is 842314831921
• The number of decimal digits it has is: 12
• The sum of 129138413248's digits is 46
• More coming soon!