128497446272

Names of 128497446272

• Cardinal: 128497446272 can be written as One hundred twenty-eight billion, four hundred ninety-seven million, four hundred forty-six thousand, two hundred seventy-two.

Scientific notation

• Scientific notation: 1.28497446272 × 10¹¹

Factors of 128497446272

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 3157

Divisors of 128497446272

• Number of divisors d(n): 256
• Complete list of divisors:
  1 2 4 8 13 16 19 26 31 32 38 43 52 62 64 76 86 104 124 128 152 172 208 247 248 304 344 403 416 494 496 559 589 608 688 806 817 832 988 992 1118 1178 1216 1333 1376 1612 1634 1664 1976 1984 2236 2356 2432 2666 2752 3049 3224 3268 3952 3968 4472 4712 5332 5504 6098 6448 6536 7657 7904 8944 9424 10621 10664 12196 12896 13072 15314 15808 17329 17888 18848 21242 21328 24392 25327 25792 26144 30628 31616 34658 35776 37696 39637 42484 42656 48784 50654 51584 52288 57931 61256 69316 71552 75392 79274 84968 85312 94519 97568 101308 104576 115862 122512 131107 138632 158548 169936 170624 189038 195136 202616 231724 245024 262214 277264 317096 329251 339872 378076 390272 405232 463448 490048 524428 554528 634192 658502 679744 753103 756152 810464 926896 980096 1048856 1109056 1228747 1268384 1317004 1359488 1506206 1512304 1620928 1704391 1795861 1853792 2097712 2218112 2457494 2491033 2536768 2634008 3012412 3024608 3241856 3408782 3591722 3707584 4064317 4195424 4914988 4982066 5073536 5268016 6024824 6049216 6817564 7183444 7415168 8128634 8390848 9829976 9964132 10536032 12049648 12098432 13635128 14366888 16257268 16781696 19659952 19928264 21072064 23346193 24099296 27270256 28733776 32383429 32514536 39319904 39856528 42144128 46692386 48198592 52836121 54540512 57467552 64766858 65029072 77222023 78639808 79713056 93384772 96397184 105672242 109081024 114935104 129533716 130058144 154444046 157279616 159426112 186769544 211344484 218162048 229870208 259067432 260116288 308888092 318852224 373539088 422688968 518134864 520232576 617776184 747078176 845377936 1003886299 1036269728 1235552368 1494156352 1690755872 2007772598 2072539456 2471104736 2988312704 3381511744 4015545196 4145078912 4942209472 6763023488 8031090392 9884418944 16062180784 32124361568 64248723136 128497446272
• Sum of all divisors σ(n): 306620160000
• Sum of proper divisors (its aliquot sum) s(n): 178122713728
• 128497446272 is an abundant number, because the sum of its proper divisors (178122713728) is greater than itself. Its abundance is 49625267456

Bases of 128497446272

• Binary: 1110111101011000010110110110110000000₂
• Hexadecimal: 0x1DEB0B6D80
• Base-36: 1N14283K

Squares and roots of 128497446272

• 128497446272 squared (128497446272²) is 16511593698425526697984
• 128497446272 cubed (128497446272³) is 2121697624128527887867500610715648
• The square root of 128497446272 is 358465.4045678607
• The cube root of 128497446272 is 5046.2043336847

Scales and comparisons

• 128,497,446,272 seconds is equal to 4,085 years, 42 weeks, 4 days, 23 hours, 4 minutes, 32 seconds.
• To count from 1 to 128,497,446,272 would take you about eight thousand, one hundred seventy-one 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 128497446272 cubic inches would be around 420.5 feet tall.

Recreational maths with 128497446272

• 128497446272 backwards is 272644794821
• The number of decimal digits it has is: 12
• The sum of 128497446272's digits is 56
• More coming soon!