28468440

Names of 28468440

• Cardinal: 28468440 can be written as Twenty-eight million, four hundred sixty-eight thousand, four hundred forty.

Scientific notation

• Scientific notation: 2.846844 × 10⁷

Factors of 28468440

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 120

Divisors of 28468440

• Number of divisors d(n): 384
• Complete list of divisors:
  1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 18 20 21 22 24 26 28 30 33 35 36 39 40 42 44 45 52 55 56 60 63 65 66 70 72 77 78 79 84 88 90 91 99 104 105 110 117 120 126 130 132 140 143 154 156 158 165 168 180 182 195 198 210 220 231 234 237 252 260 264 273 280 286 308 312 315 316 330 360 364 385 390 395 396 420 429 440 455 462 468 474 495 504 520 546 553 572 585 616 630 632 660 693 711 715 728 770 780 790 792 819 840 858 869 910 924 936 948 990 1001 1027 1092 1106 1144 1155 1170 1185 1260 1287 1320 1365 1386 1422 1430 1540 1560 1580 1638 1659 1716 1738 1820 1848 1896 1980 2002 2054 2145 2184 2212 2310 2340 2370 2520 2574 2607 2730 2765 2772 2844 2860 3003 3080 3081 3160 3276 3318 3432 3465 3476 3555 3640 3960 4004 4095 4108 4290 4345 4424 4620 4680 4740 4977 5005 5135 5148 5214 5460 5530 5544 5688 5720 6006 6083 6162 6435 6552 6636 6930 6952 7110 7189 7821 8008 8190 8216 8295 8580 8690 9009 9240 9243 9480 9954 10010 10270 10296 10428 10920 11060 11297 12012 12166 12324 12870 13035 13272 13860 14220 14378 15015 15405 15642 16380 16590 17160 17380 18018 18249 18486 19908 20020 20540 20856 21567 22120 22594 24024 24332 24648 24885 25740 26070 27720 28440 28756 30030 30415 30810 31284 32760 33180 33891 34760 35945 36036 36498 36972 39105 39816 40040 41080 43134 45045 45188 46215 48664 49770 51480 52140 54747 56485 57512 60060 60830 61620 62568 64701 66360 67782 71890 72072 72996 73944 78210 79079 86268 90090 90376 91245 92430 99540 101673 104280 107835 109494 112970 120120 121660 123240 129402 135564 143780 145992 156420 158158 169455 172536 180180 182490 184860 199080 203346 215670 218988 225940 237237 243320 258804 271128 273735 287560 312840 316316 323505 338910 360360 364980 369720 395395 406692 431340 437976 451880 474474 508365 517608 547470 632632 647010 677820 711711 729960 790790 813384 862680 948948 1016730 1094940 1186185 1294020 1355640 1423422 1581580 1897896 2033460 2189880 2372370 2588040 2846844 3163160 3558555 4066920 4744740 5693688 7117110 9489480 14234220 28468440
• Sum of all divisors σ(n): 125798400
• Sum of proper divisors (its aliquot sum) s(n): 97329960
• 28468440 is an abundant number, because the sum of its proper divisors (97329960) is greater than itself. Its abundance is 68861520

Bases of 28468440

• Binary: 1101100100110010011011000₂
• Hexadecimal: 0x1B264D8
• Base-36: GY6E0

Squares and roots of 28468440

• 28468440 squared (28468440²) is 810452076033600
• 28468440 cubed (28468440³) is 23072306299437979584000
• The square root of 28468440 is 5335.5824424331
• The cube root of 28468440 is 305.3429448909

Scales and comparisons

• 28,468,440 seconds is equal to 47 weeks, 11 hours, 54 minutes.
• To count from 1 to 28,468,440 would take you about eighteen weeks!

  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 28468440 cubic inches would be around 25.4 feet tall.

Recreational maths with 28468440

• 28468440 backwards is 04486482
• 28468440 is a Harshad number.
• The number of decimal digits it has is: 8
• The sum of 28468440's digits is 36
• More coming soon!