28795918800

Names of 28795918800

• Cardinal: 28795918800 can be written as Twenty-eight billion, seven hundred ninety-five million, nine hundred eighteen thousand, eight hundred.

Scientific notation

• Scientific notation: 2.87959188 × 10¹⁰

Factors of 28795918800

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 170

Divisors of 28795918800

• Number of divisors d(n): 360
• Complete list of divisors:
  1 2 3 4 5 6 8 10 11 12 15 16 20 22 24 25 30 33 40 44 48 50 55 60 66 75 80 88 100 110 120 121 132 149 150 165 176 200 220 240 242 264 275 298 300 330 363 400 440 447 484 528 550 596 600 605 660 726 745 825 880 894 968 1100 1192 1200 1210 1320 1331 1452 1490 1639 1650 1788 1815 1936 2200 2235 2384 2420 2640 2662 2904 2980 3025 3278 3300 3576 3630 3725 3993 4400 4470 4840 4917 5324 5808 5960 6050 6556 6600 6655 7152 7260 7450 7986 8195 8940 9075 9680 9834 10648 11175 11920 12100 13112 13200 13310 14520 14641 14900 15972 16390 17880 18029 18150 19668 19965 21296 22350 24200 24585 26224 26620 29040 29282 29800 31944 32780 33275 35760 36058 36300 39336 39930 40975 43923 44700 48400 49170 53240 54087 58564 59600 63888 65560 66550 72116 72600 73205 78672 79860 81950 87846 89400 90145 98340 99825 106480 108174 117128 122925 131120 133100 144232 145200 146410 159720 161051 163900 175692 178800 180290 196680 198319 199650 216348 219615 234256 245850 266200 270435 288464 292820 319440 322102 327800 351384 360580 366025 393360 396638 399300 432696 439230 450725 483153 491700 532400 540870 585640 594957 644204 655600 702768 721160 732050 793276 798600 805255 865392 878460 901450 966306 983400 991595 1081740 1098075 1171280 1189914 1288408 1352175 1442320 1464100 1586552 1597200 1610510 1756920 1802900 1932612 1966800 1983190 2163480 2181509 2196150 2379828 2415765 2576816 2704350 2928200 2974785 3173104 3221020 3513840 3605800 3865224 3966380 4026275 4326960 4363018 4392300 4759656 4831530 4957975 5408700 5856400 5949570 6442040 6544527 7211600 7730448 7932760 8052550 8726036 8784600 9519312 9663060 9915950 10817400 10907545 11899140 12078825 12884080 13089054 14873925 15865520 16105100 17452072 17569200 19326120 19831900 21634800 21815090 23798280 23996599 24157650 26178108 29747850 32210200 32722635 34904144 38652240 39663800 43630180 47596560 47993198 48315300 52356216 54537725 59495700 64420400 65445270 71989797 79327600 87260360 95986396 96630600 104712432 109075450 118991400 119982995 130890540 143979594 163613175 174520720 191972792 193261200 218150900 237982800 239965990 261781080 287959188 327226350 359948985 383945584 436301800 479931980 523562160 575918376 599914975 654452700 719897970 872603600 959863960 1151836752 1199829950 1308905400 1439795940 1799744925 1919727920 2399659900 2617810800 2879591880 3599489850 4799319800 5759183760 7198979700 9598639600 14397959400 28795918800
• Sum of all divisors σ(n): 102148149600
• Sum of proper divisors (its aliquot sum) s(n): 73352230800
• 28795918800 is an abundant number, because the sum of its proper divisors (73352230800) is greater than itself. Its abundance is 44556312000

Bases of 28795918800

• Binary: 11010110100010111101101100111010000₂
• Hexadecimal: 0x6B45ED9D0
• Base-36: D88CH5C

Squares and roots of 28795918800

• 28795918800 squared (28795918800²) is 829204939536193440000
• 28795918800 cubed (28795918800³) is 23877718107443135959332672000000
• The square root of 28795918800 is 169693.6027079395
• The cube root of 28795918800 is 3065.0929328243

Scales and comparisons

• 28,795,918,800 seconds is equal to 915 years, 32 weeks, 2 days, 2 hours, 20 minutes.
• To count from 1 to 28,795,918,800 would take you about one thousand, eight hundred thirty-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 28795918800 cubic inches would be around 255.4 feet tall.

Recreational maths with 28795918800

• 28795918800 backwards is 00881959782
• The number of decimal digits it has is: 11
• The sum of 28795918800's digits is 57
• More coming soon!