21100425990400

Names of 21100425990400

• Cardinal: 21100425990400 can be written as Twenty-one trillion, one hundred billion, four hundred twenty-five million, nine hundred ninety thousand, four hundred.

Scientific notation

• Scientific notation: 2.11004259904 × 10¹³

Factors of 21100425990400

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 14
• Sum of prime factors: 931

Divisors of 21100425990400

• Number of divisors d(n): 243
• Complete list of divisors:
  1 2 4 5 8 10 16 20 25 32 40 50 64 67 80 100 128 134 160 200 256 268 320 335 400 536 640 670 800 857 1072 1280 1340 1600 1675 1714 2144 2680 3200 3350 3428 4285 4288 4489 5360 6400 6700 6856 8570 8576 8978 10720 13400 13712 17140 17152 17956 21425 21440 22445 26800 27424 34280 35912 42850 42880 44890 53600 54848 57419 68560 71824 85700 85760 89780 107200 109696 112225 114838 137120 143648 171400 179560 214400 219392 224450 229676 274240 287095 287296 342800 359120 428800 448900 459352 548480 574190 574592 685600 718240 734449 897800 918704 1096960 1148380 1149184 1371200 1435475 1436480 1468898 1795600 1837408 2296760 2742400 2870950 2872960 2937796 3591200 3672245 3674816 3847073 4593520 5484800 5741900 5745920 5875592 7182400 7344490 7349632 7694146 9187040 11483800 11751184 14364800 14688980 14699264 15388292 18361225 18374080 19235365 22967600 23502368 28729600 29377960 30776584 36722450 36748160 38470730 45935200 47004736 49208083 58755920 61553168 73444900 73496320 76941460 91870400 94009472 96176825 98416166 117511840 123106336 146889800 153882920 183740800 188018944 192353650 196832332 235023680 246040415 246212672 293779600 307765840 367481600 384707300 393664664 470047360 492080830 492425344 587559200 615531680 769414600 787329328 940094720 984161660 984850688 1175118400 1230202075 1231063360 1538829200 1574658656 1968323320 2350236800 2460404150 2462126720 3077658400 3149317312 3296941561 3936646640 4700473600 4920808300 4924253440 6155316800 6298634624 6593883122 7873293280 9841616600 12310633600 12597269248 13187766244 15746586560 16484707805 19683233200 24621267200 26375532488 31493173120 32969415610 39366466400 52751064976 62986346240 65938831220 78732932800 82423539025 105502129952 131877662440 157465865600 164847078050 211004259904 263755324880 314931731200 329694156100 422008519808 527510649760 659388312200 844017039616 1055021299520 1318776624400 2110042599040 2637553248800 4220085198080 5275106497600 10550212995200 21100425990400
• Sum of all divisors σ(n): 53079927738159
• Sum of proper divisors (its aliquot sum) s(n): 31979501747759
• 21100425990400 is an abundant number, because the sum of its proper divisors (31979501747759) is greater than itself. Its abundance is 10879075757359

Bases of 21100425990400

• Binary: 100110011000011010011011001010101000100000000₂
• Hexadecimal: 0x1330D3655100
• Base-36: 7H9EGU5TS

Squares and roots of 21100425990400

• 21100425990400 squared (21100425990400²) is 445227976976347820892160000
• 21100425990400 cubed (21100425990400³) is 9394499977044942366023336979595264000000
• 21100425990400 is a perfect square number. Its square root is 4593520
• The cube root of 21100425990400 is 27633.1508430289

Scales and comparisons

• 21,100,425,990,400 seconds is equal to 670,928 years, 14 weeks, 3 days, 9 hours, 46 minutes, 40 seconds.
• To count from 1 to 21,100,425,990,400 would take you about one million, six hundred seventy-seven thousand, three hundred twenty 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 21100425990400 cubic inches would be around 2302.8 feet tall.

Recreational maths with 21100425990400

• 21100425990400 backwards is 00409952400112
• The number of decimal digits it has is: 14
• The sum of 21100425990400's digits is 37
• More coming soon!