12889139900

Names of 12889139900

• Cardinal: 12889139900 can be written as Twelve billion, eight hundred eighty-nine million, one hundred thirty-nine thousand, nine hundred.

Scientific notation

• Scientific notation: 1.28891399 × 10¹⁰

Factors of 12889139900

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 73

Divisors of 12889139900

• Number of divisors d(n): 432
• Complete list of divisors:
  1 2 4 5 7 10 13 14 17 20 25 26 28 29 34 35 50 52 58 65 68 70 85 91 100 116 119 130 140 145 169 170 175 182 203 221 238 260 289 290 325 338 340 350 364 377 406 425 442 455 476 493 578 580 595 650 676 700 725 754 812 845 850 884 910 986 1015 1105 1156 1183 1190 1300 1445 1450 1508 1547 1690 1700 1820 1885 1972 2023 2030 2197 2210 2275 2366 2380 2465 2639 2873 2890 2900 2975 3094 3380 3451 3757 3770 4046 4060 4225 4394 4420 4550 4732 4901 4930 5075 5278 5525 5746 5780 5915 5950 6188 6409 6902 7225 7514 7540 7735 8092 8381 8450 8788 9100 9425 9802 9860 10115 10150 10556 10985 11050 11492 11830 11900 12325 12818 13195 13804 14365 14450 15028 15379 15470 16762 16900 17255 18785 18850 19604 20111 20230 20300 21970 22100 23660 24505 24650 25636 26299 26390 28730 28900 29575 30758 30940 32045 33524 34307 34510 37349 37570 37700 38675 40222 40460 41905 43940 44863 48841 49010 49300 50575 52598 52780 54925 57460 58667 59150 61516 63713 64090 65975 68614 69020 71825 74698 75140 76895 77350 80444 83317 83810 86275 89726 93925 97682 98020 100555 101150 105196 108953 109850 117334 118300 122525 127426 128180 131495 131950 137228 143650 149396 153790 154700 160225 166634 167620 171535 172550 179452 186745 187850 195364 201110 202300 209525 217906 219700 224315 234668 244205 245050 254852 261443 262990 263900 287300 293335 307580 318565 320450 333268 341887 343070 345100 373490 375700 384475 402220 416585 419050 435812 445991 448630 488410 490100 502775 522886 525980 544765 583219 586670 634933 637130 640900 657475 683774 686140 746980 762671 768950 833170 838100 857675 891982 897260 933725 976820 1005550 1045772 1083121 1089530 1121575 1166438 1173340 1221025 1269866 1274260 1307215 1314950 1367548 1416389 1466675 1525342 1537900 1592825 1666340 1709435 1715350 1783964 1867450 2011100 2082925 2166242 2179060 2229955 2243150 2332876 2442050 2539732 2614430 2629900 2723825 2832778 2916095 2933350 3050684 3174665 3185650 3418870 3430700 3734900 3813355 4165850 4332484 4444531 4459910 4486300 4884100 5228860 5415605 5447650 5665556 5832190 5866700 6349330 6371300 6536075 6837740 7081945 7581847 7626710 8331700 8547175 8889062 8919820 9914723 10831210 10895300 11149775 11664380 12698660 13072150 14163890 14580475 15163694 15253420 15873325 17094350 17778124 18413057 19066775 19829446 21662420 22222655 22299550 26144300 27078025 28327780 29160950 30327388 31746650 34188700 35409725 36826114 37909235 38133550 39658892 44445310 44599100 49573615 54156050 58321900 63493300 70819450 73652228 75818470 76267100 88890620 92065285 99147230 108312100 111113275 128891399 141638900 151636940 184130570 189546175 198294460 222226550 247868075 257782798 368261140 379092350 444453100 460326425 495736150 515565596 644456995 758184700 920652850 991472300 1288913990 1841305700 2577827980 3222284975 6444569950 12889139900
• Sum of all divisors σ(n): 38052772800
• Sum of proper divisors (its aliquot sum) s(n): 25163632900
• 12889139900 is an abundant number, because the sum of its proper divisors (25163632900) is greater than itself. Its abundance is 12274493000

Bases of 12889139900

• Binary: 1100000000010000001010101010111100₂
• Hexadecimal: 0x30040AABC
• Base-36: 5X5UZZW

Squares and roots of 12889139900

• 12889139900 squared (12889139900²) is 166129927361772010000
• 12889139900 cubed (12889139900³) is 2141271875342717348794199000000
• The square root of 12889139900 is 113530.3479251253
• The cube root of 12889139900 is 2344.6317723695

Scales and comparisons

• 12,889,139,900 seconds is equal to 409 years, 43 weeks, 2 days, 20 hours, 38 minutes, 20 seconds.
• To count from 1 to 12,889,139,900 would take you about eight hundred nineteen 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 12889139900 cubic inches would be around 195.4 feet tall.

Recreational maths with 12889139900

• 12889139900 backwards is 00993198821
• 12889139900 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 12889139900's digits is 50
• More coming soon!