129179698128

Names of 129179698128

• Cardinal: 129179698128 can be written as One hundred twenty-nine billion, one hundred seventy-nine million, six hundred ninety-eight thousand, one hundred twenty-eight.

Scientific notation

• Scientific notation: 1.29179698128 × 10¹¹

Factors of 129179698128

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 15
• Sum of prime factors: 89

Divisors of 129179698128

• Number of divisors d(n): 420
• Complete list of divisors:
  1 2 3 4 6 8 9 12 13 16 18 24 26 27 36 39 48 52 54 71 72 78 81 104 108 117 142 144 156 162 169 208 213 216 234 243 284 312 324 338 351 426 432 468 486 507 568 624 639 648 676 702 729 852 923 936 972 1014 1053 1136 1278 1296 1352 1404 1458 1521 1704 1846 1872 1917 1944 2028 2106 2197 2556 2704 2769 2808 2916 3042 3159 3408 3692 3834 3888 4056 4212 4394 4563 5041 5112 5538 5616 5751 5832 6084 6318 6591 7384 7668 8112 8307 8424 8788 9126 9477 10082 10224 11076 11502 11664 11999 12168 12636 13182 13689 14768 15123 15336 16614 16848 17253 17576 18252 18954 19773 20164 22152 23004 23998 24336 24921 25272 26364 27378 30246 30672 33228 34506 35152 35997 36504 37908 39546 40328 41067 44304 45369 46008 47996 49842 50544 51759 52728 54756 59319 60492 65533 66456 69012 71994 73008 74763 75816 79092 80656 82134 90738 92016 95992 99684 103518 105456 107991 109512 118638 120984 123201 131066 132912 136107 138024 143988 149526 151632 155987 158184 164268 177957 181476 191984 196599 199368 207036 215982 219024 224289 237276 241968 246402 262132 272214 276048 287976 299052 311974 316368 323973 328536 355914 362952 393198 398736 408321 414072 431964 448578 467961 474552 492804 524264 533871 544428 575952 589797 598104 623948 647946 657072 672867 711828 725904 786396 816642 828144 851929 863928 897156 935922 949104 971919 985608 1048528 1067742 1088856 1179594 1196208 1224963 1247896 1295892 1345734 1403883 1423656 1572792 1601613 1633284 1703858 1727856 1769391 1794312 1871844 1943838 1971216 2135484 2177712 2359188 2449926 2495792 2555787 2591784 2691468 2807766 2847312 2915757 3145584 3203226 3266568 3407716 3538782 3588624 3674889 3743688 3887676 4211649 4270968 4718376 4899852 5111574 5183568 5308173 5382936 5615532 5831514 6406452 6533136 6815432 7077564 7349778 7487376 7667361 7775352 8423298 8541936 8747271 9436752 9799704 10223148 10616346 10765872 11075077 11231064 11663028 12634947 12812904 13630864 14155128 14699556 15334722 15550704 15924519 16846596 17494542 19599408 20446296 21232692 22150154 22462128 23002083 23326056 25269894 25625808 28310256 29399112 30669444 31849038 33225231 33693192 34989084 37904841 40892592 42465384 44300308 46004166 46652112 47773557 50539788 58798224 61338888 63698076 66450462 67386384 69006249 69978168 75809682 84930768 88600616 92008332 95547114 99675693 101079576 113714523 122677776 127396152 132900924 138012498 139956336 151619364 177201232 184016664 191094228 199351386 202159152 207018747 227429046 254792304 265801848 276024996 299027079 303238728 368033328 382188456 398702772 414037494 454858092 531603696 552049992 598054158 606477456 621056241 764376912 797405544 828074988 897081237 909716184 1104099984 1196108316 1242112482 1594811088 1656149976 1794162474 1819432368 2392216632 2484224964 2691243711 3312299952 3588324948 4784433264 4968449928 5382487422 7176649896 8073731133 9936899856 10764974844 14353299792 16147462266 21529949688 32294924532 43059899376 64589849064 129179698128
• Sum of all divisors σ(n): 412320194020
• Sum of proper divisors (its aliquot sum) s(n): 283140495892
• 129179698128 is an abundant number, because the sum of its proper divisors (283140495892) is greater than itself. Its abundance is 153960797764

Bases of 129179698128

• Binary: 1111000010011101101011100001111010000₂
• Hexadecimal: 0x1E13B5C3D0
• Base-36: 1NCE9900

Squares and roots of 129179698128

• 129179698128 squared (129179698128²) is 16687394408441206704384
• 129179698128 cubed (129179698128³) is 2155672572225310217108374854193152
• The square root of 129179698128 is 359415.7733433525
• The cube root of 129179698128 is 5055.1194449143

Scales and comparisons

• 129,179,698,128 seconds is equal to 4,107 years, 26 weeks, 5 days, 9 hours, 28 minutes, 48 seconds.
• To count from 1 to 129,179,698,128 would take you about eight thousand, two hundred fifteen 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 129179698128 cubic inches would be around 421.3 feet tall.

Recreational maths with 129179698128

• 129179698128 backwards is 821896971921
• The number of decimal digits it has is: 12
• The sum of 129179698128's digits is 63
• More coming soon!