12809454372

Names of 12809454372

• Cardinal: 12809454372 can be written as Twelve billion, eight hundred nine million, four hundred fifty-four thousand, three hundred seventy-two.

Scientific notation

• Scientific notation: 1.2809454372 × 10¹⁰

Factors of 12809454372

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 185

Divisors of 12809454372

• Number of divisors d(n): 504
• Complete list of divisors:
  1 2 3 4 6 9 11 12 13 17 18 22 26 27 33 34 36 39 44 51 52 54 66 68 78 81 99 102 108 117 132 139 143 153 156 162 169 187 198 204 221 234 243 278 286 297 306 324 338 351 374 396 417 429 442 459 468 486 507 556 561 572 594 612 663 676 702 729 748 834 858 884 891 918 972 1014 1053 1122 1188 1251 1287 1326 1377 1404 1458 1521 1529 1668 1683 1716 1782 1807 1836 1859 1989 2028 2106 2244 2363 2431 2502 2574 2652 2673 2754 2873 2916 3042 3058 3159 3366 3564 3614 3718 3753 3861 3978 4131 4212 4563 4587 4726 4862 5004 5049 5148 5346 5421 5508 5577 5746 5967 6084 6116 6318 6732 7089 7228 7293 7436 7506 7722 7956 8019 8262 8619 9126 9174 9452 9477 9724 10098 10692 10842 11154 11259 11492 11583 11934 12393 12636 13689 13761 14178 14586 15012 15147 15444 16038 16263 16524 16731 17238 17901 18252 18348 18954 19877 20196 21267 21684 21879 22308 22518 23166 23491 23868 24786 25857 25993 27378 27522 28356 29172 30294 30719 31603 32076 32526 33462 33777 34476 34749 35802 37908 39754 41067 41283 42534 43758 45036 45441 46332 46982 48789 49572 50193 51714 51986 53703 54756 55044 59631 60588 61438 63206 63801 65052 65637 66924 67554 69498 70473 71604 77571 77979 79508 82134 82566 85068 87516 90882 92157 93964 94809 97578 100386 101331 103428 103972 104247 107406 119262 122876 123201 123849 126412 127602 131274 135108 136323 138996 140946 146367 150579 155142 155958 161109 164268 165132 178893 181764 184314 189618 191403 195156 196911 200772 202662 208494 211419 214812 232713 233937 238524 246402 247698 255204 258401 262548 272646 276471 281892 284427 292734 301158 310284 311916 322218 337909 357786 368628 371547 379236 382806 393822 399347 405324 416988 422838 439101 451737 465426 467874 492804 495396 516802 536679 545292 552942 568854 574209 585468 590733 602316 634257 644436 675818 698139 701811 715572 743094 765612 775203 787644 798694 829413 845676 853281 878202 903474 930852 935748 1013727 1033604 1073358 1105884 1114641 1137708 1148418 1181466 1198041 1268514 1317303 1351636 1355211 1396278 1403622 1486188 1550406 1597388 1610037 1658826 1706562 1722627 1756404 1772199 1806948 1902771 2027454 2094417 2105433 2146716 2229282 2296836 2325609 2362932 2396082 2488239 2537028 2559843 2634606 2710422 2792556 2807244 3041181 3100812 3220074 3317652 3413124 3445254 3544398 3594123 3805542 4054908 4188834 4210866 4392817 4458564 4651218 4792164 4830111 4976478 5119686 5269212 5420844 5708313 6082362 6316299 6440148 6890508 6976827 7088796 7188246 7464717 7611084 7679529 8377668 8421732 8785634 9123543 9302436 9660222 9952956 10239372 10782369 11416626 12164724 12632598 13178451 13953654 14376492 14490333 14929434 15359058 17124939 17571268 18247086 18948897 19320444 20930481 21564738 22394151 22833252 23038587 25265196 26356902 27370629 27907308 28980666 29858868 30718116 32347107 34249878 36494172 37897794 39535353 41860962 43129476 44788302 46077174 52713804 54741258 57961332 62791443 64694214 68499756 75795588 79070706 82111887 83721924 89576604 92154348 97041321 109482516 118606059 125582886 129388428 158141412 164223774 188374329 194082642 237212118 246335661 251165772 291123963 328447548 355818177 376748658 388165284 474424236 492671322 582247926 711636354 753497316 985342644 1067454531 1164495852 1423272708 2134909062 3202363593 4269818124 6404727186 12809454372
• Sum of all divisors σ(n): 42340021920
• Sum of proper divisors (its aliquot sum) s(n): 29530567548
• 12809454372 is an abundant number, because the sum of its proper divisors (29530567548) is greater than itself. Its abundance is 16721113176

Bases of 12809454372

• Binary: 1011111011100000001100001100100100₂
• Hexadecimal: 0x2FB80C324
• Base-36: 5VUF290

Squares and roots of 12809454372

• 12809454372 squared (12809454372²) is 164082121308349914384
• 12809454372 cubed (12809454372³) is 2101802446160277170911954486848
• The square root of 12809454372 is 113178.8600932171
• The cube root of 12809454372 is 2339.7899811509

Scales and comparisons

• 12,809,454,372 seconds is equal to 407 years, 15 weeks, 4 days, 13 hours, 46 minutes, 12 seconds.
• To count from 1 to 12,809,454,372 would take you about eight hundred fourteen 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 12809454372 cubic inches would be around 195 feet tall.

Recreational maths with 12809454372

• 12809454372 backwards is 27345490821
• The number of decimal digits it has is: 11
• The sum of 12809454372's digits is 45
• More coming soon!