129821659632

Names of 129821659632

• Cardinal: 129821659632 can be written as One hundred twenty-nine billion, eight hundred twenty-one million, six hundred fifty-nine thousand, six hundred thirty-two.

Scientific notation

• Scientific notation: 1.29821659632 × 10¹¹

Factors of 129821659632

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 3254

Divisors of 129821659632

• Number of divisors d(n): 640
• Complete list of divisors:
  1 2 3 4 6 7 8 9 12 14 16 18 19 21 23 24 27 28 31 36 38 42 46 48 54 56 57 62 63 69 72 76 84 92 93 108 112 114 124 126 133 138 144 152 161 168 171 184 186 189 207 216 217 228 248 252 266 276 279 304 322 336 342 368 372 378 399 414 432 434 437 456 483 496 504 513 532 552 558 589 621 644 651 684 713 744 756 798 828 837 868 874 912 966 1008 1026 1064 1104 1116 1178 1197 1242 1288 1302 1311 1368 1426 1449 1488 1512 1596 1656 1674 1736 1748 1767 1932 1953 2052 2128 2139 2232 2356 2394 2484 2576 2604 2622 2736 2852 2898 3024 3059 3169 3192 3312 3348 3472 3496 3534 3591 3864 3906 3933 4104 4123 4278 4347 4464 4712 4788 4968 4991 5208 5244 5301 5704 5796 5859 6118 6338 6384 6417 6696 6992 7068 7182 7728 7812 7866 8208 8246 8556 8694 9177 9424 9507 9576 9936 9982 10416 10488 10602 11408 11592 11718 11799 12236 12369 12676 12834 13392 13547 14136 14364 14973 15624 15732 15903 16492 17112 17388 18354 19014 19152 19251 19964 20976 21204 22183 23184 23436 23598 24472 24738 25352 25668 27094 27531 28272 28521 28728 29946 31248 31464 31806 32984 34224 34776 36708 37107 38028 38502 39928 40641 42408 44366 44919 46872 47196 48944 49476 50704 51336 54188 55062 57042 57456 59892 60211 62928 63612 65968 66549 69552 72887 73416 74214 76056 77004 79856 81282 82593 84816 85563 88732 89838 93744 94392 94829 98239 98952 102672 108376 110124 111321 114084 119784 120422 121923 127224 133098 134757 145774 146832 148428 152112 154008 162564 165186 171126 177464 179676 180633 188784 189658 196478 197904 199647 216752 218661 220248 222642 228168 239568 240844 243846 254448 266196 269514 284487 291548 294717 296856 308016 325128 330372 342252 354928 359352 361266 365769 379316 392956 399294 421477 437322 440496 445284 456336 481688 487692 510209 532392 539028 541899 568974 583096 589434 593712 598941 650256 655983 660744 684504 687673 718704 722532 731538 758632 785912 798588 842954 853461 874644 884151 890568 963376 975384 1020418 1064784 1078056 1083798 1137948 1166192 1178868 1197882 1264431 1311966 1321488 1369008 1375346 1384853 1445064 1463076 1517264 1530627 1571824 1597176 1625697 1685908 1706922 1749288 1768302 1781136 1866541 1950768 1967949 2040836 2063019 2156112 2167596 2259497 2275896 2357736 2395764 2528862 2560383 2623932 2652453 2750692 2769706 2890128 2926152 3061254 3194352 3251394 3371816 3413844 3498576 3536604 3733082 3793293 3935898 4081672 4126038 4154559 4335192 4518994 4551792 4591881 4715472 4791528 5057724 5120766 5247864 5304906 5501384 5539412 5599623 5852304 6122508 6189057 6502788 6743632 6778491 6827688 7073208 7466164 7586586 7871796 8163344 8252076 8309118 8670384 9037988 9183762 9583056 9693971 10115448 10241532 10495728 10609812 11002768 11078824 11199246 11379879 12245016 12378114 12463677 13005576 13065787 13556982 13655376 13775643 14146416 14932328 15173172 15743592 15816479 16504152 16618236 16798869 18075976 18367524 18567171 19387942 20230896 20335473 20483064 21219624 22157648 22398492 22759758 24490032 24756228 24927354 26011152 26131574 27113964 27551286 29081913 29864656 30346344 31487184 31632958 33008304 33236472 33597738 36151952 36735048 37134342 37391031 38775884 39197361 40670946 40966128 42439248 42930443 44796984 45519516 47449437 49512456 49854708 50396607 52263148 54227928 55102572 58163826 60692688 61006419 63265916 66472944 67195476 73470096 74268684 74782062 77551768 78394722 81341892 85860886 87245739 89593968 91039032 94898874 99024912 99709416 100793214 104526296 108455856 110205144 116327652 117592083 122012838 126531832 128791329 134390952 142348311 148537368 149564124 155103536 156789444 162683784 171721772 174491478 182078064 189797748 199418832 201586428 209052592 220410288 232655304 235184166 244025676 253063664 257582658 261737217 268781904 284696622 297074736 299128248 300513101 313578888 325367568 343443544 348982956 352776249 379595496 386373987 403172856 427044933 465310608 470368332 488051352 515165316 523474434 569393244 598256496 601026202 627157776 686887088 697965912 705552498 759190992 772747974 806345712 854089866 901539303 940736664 976102704 1030330632 1046948868 1138786488 1159121961 1202052404 1395931824 1411104996 1545495948 1708179732 1803078606 1881473328 2060661264 2093897736 2277572976 2318243922 2404104808 2704617909 2822209992 3090991896 3416359464 3606157212 4187795472 4636487844 4808209616 5409235818 5644419984 6181983792 6832718928 7212314424 8113853727 9272975688 10818471636 14424628848 16227707454 18545951376 21636943272 32455414908 43273886544 64910829816 129821659632
• Sum of all divisors σ(n): 483016704000
• Sum of proper divisors (its aliquot sum) s(n): 353195044368
• 129821659632 is an abundant number, because the sum of its proper divisors (353195044368) is greater than itself. Its abundance is 223373384736

Bases of 129821659632

• Binary: 1111000111001111110010101000111110000₂
• Hexadecimal: 0x1E39F951F0
• Base-36: 1NN0GPO0

Squares and roots of 129821659632

• 129821659632 squared (129821659632²) is 16853663309606858375424
• 129821659632 cubed (129821659632³) is 2187970541732108203747123001683968
• The square root of 129821659632 is 360307.7290761329
• The cube root of 129821659632 is 5063.4794561631

Scales and comparisons

• 129,821,659,632 seconds is equal to 4,127 years, 48 weeks, 1 day, 12 hours, 7 minutes, 12 seconds.
• To count from 1 to 129,821,659,632 would take you about eight thousand, two hundred fifty-five 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 129821659632 cubic inches would be around 422 feet tall.

Recreational maths with 129821659632

• 129821659632 backwards is 236956128921
• 129821659632 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 129821659632's digits is 54
• More coming soon!