21190147472640

Names of 21190147472640

• Cardinal: 21190147472640 can be written as Twenty-one trillion, one hundred ninety billion, one hundred forty-seven million, four hundred seventy-two thousand, six hundred forty.

Scientific notation

• Scientific notation: 2.119014747264 × 10¹³

Factors of 21190147472640

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 60455

Divisors of 21190147472640

• Number of divisors d(n): 288
• Complete list of divisors:
  1 2 3 4 5 6 8 10 12 15 16 20 23 24 30 32 40 46 48 60 64 69 80 92 96 115 120 128 138 160 184 192 230 240 256 276 320 345 368 384 460 480 552 640 690 736 768 920 960 1104 1280 1380 1472 1840 1920 2208 2760 2944 3680 3840 4273 4416 5520 5888 7360 8546 8832 11040 12819 14720 17092 17664 21365 22080 25638 29440 34184 42730 44160 51276 56149 64095 68368 85460 88320 98279 102552 112298 128190 136736 168447 170920 196558 205104 224596 256380 273472 280745 294837 336894 341840 393116 410208 449192 491395 512760 546944 561490 589674 673788 683680 786232 820416 842235 898384 982790 1025520 1093888 1122980 1179348 1291427 1347576 1367360 1474185 1572464 1640832 1684470 1796768 1965580 2051040 2245960 2358696 2582854 2695152 2734720 2948370 3144928 3281664 3368940 3593536 3874281 3931160 4102080 4491920 4717392 5165708 5390304 5469440 5896740 6289856 6457135 6737880 7187072 7748562 7862320 8204160 8983840 9434784 10331416 10780608 11793480 12579712 12914270 13475760 14374144 15497124 15724640 16408320 17967680 18869568 19371405 20662832 21561216 23586960 25159424 25828540 26951520 30994248 31449280 35935360 37739136 38742810 41325664 43122432 47173920 51657080 53903040 61988496 62898560 71870720 75478272 77485620 82651328 94347840 103314160 107806080 123976992 125797120 154971240 165302656 188695680 206628320 215612160 239924677 247953984 309942480 330605312 377391360 413256640 479849354 495907968 619884960 719774031 826513280 959698708 991815936 1199623385 1239769920 1439548062 1653026560 1919397416 2399246770 2479539840 2879096124 3598870155 3838794832 4798493540 4959079680 5518267571 5758192248 7197740310 7677589664 9596987080 11036535142 11516384496 14395480620 15355179328 16554802713 19193974160 22073070284 23032768992 27591337855 28790961240 30710358656 33109605426 38387948320 44146140568 46065537984 55182675710 57581922480 61420717312 66219210852 76775896640 82774013565 88292281136 92131075968 110365351420 115163844960 132438421704 153551793280 165548027130 176584562272 184262151936 220730702840 230327689920 264876843408 307103586560 331096054260 353169124544 441461405680 460655379840 529753686816 662192108520 706338249088 882922811360 921310759680 1059507373632 1324384217040 1412676498176 1765845622720 2119014747264 2648768434080 3531691245440 4238029494528 5297536868160 7063382490880 10595073736320 21190147472640
• Sum of all divisors σ(n): 70636254393600
• Sum of proper divisors (its aliquot sum) s(n): 49446106920960
• 21190147472640 is an abundant number, because the sum of its proper divisors (49446106920960) is greater than itself. Its abundance is 28255959448320

Bases of 21190147472640

• Binary: 100110100010110110111001101100111110100000000₂
• Hexadecimal: 0x1345B7367D00
• Base-36: 7IEMAOWLC

Squares and roots of 21190147472640

• 21190147472640 squared (21190147472640²) is 449022349912231379548569600
• 21190147472640 cubed (21190147472640³) is 9514849813151543493164022693567135744000
• The square root of 21190147472640 is 4603275.7328493805
• The cube root of 21190147472640 is 27672.2619247717

Scales and comparisons

• 21,190,147,472,640 seconds is equal to 673,781 years, 7 weeks, 3 days, 11 hours, 44 minutes.
• To count from 1 to 21,190,147,472,640 would take you about one million, six hundred eighty-four thousand, four hundred fifty-two 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 21190147472640 cubic inches would be around 2306 feet tall.

Recreational maths with 21190147472640

• 21190147472640 backwards is 04627474109112
• 21190147472640 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 21190147472640's digits is 48
• More coming soon!