19782491040

Names of 19782491040

• Cardinal: 19782491040 can be written as Nineteen billion, seven hundred eighty-two million, four hundred ninety-one thousand and forty.

Scientific notation

• Scientific notation: 1.978249104 × 10¹⁰

Factors of 19782491040

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 14
• Sum of prime factors: 60

Divisors of 19782491040

• Number of divisors d(n): 432
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 13 15 16 18 20 24 26 30 32 36 37 39 40 45 48 52 60 65 72 74 78 80 90 96 104 111 117 120 130 144 148 156 160 169 180 185 195 208 222 234 240 260 288 296 312 333 338 360 370 390 416 444 468 480 481 507 520 555 585 592 624 666 676 720 740 780 845 888 936 962 1014 1040 1110 1170 1184 1248 1332 1352 1440 1443 1480 1521 1560 1665 1690 1776 1872 1924 2028 2080 2197 2220 2340 2405 2535 2664 2704 2886 2960 3042 3120 3330 3380 3552 3744 3848 4056 4329 4394 4440 4680 4810 5070 5328 5408 5772 5920 6084 6240 6253 6591 6660 6760 7215 7605 7696 8112 8658 8788 8880 9360 9620 10140 10656 10985 11544 12168 12506 13182 13320 13520 14430 15210 15392 16224 17316 17576 17760 18720 18759 19240 19773 20280 21645 21970 23088 24336 25012 26364 26640 27040 28561 28860 30420 31265 32955 34632 35152 37518 38480 39546 40560 43290 43940 46176 48672 50024 52728 53280 56277 57122 57720 60840 62530 65910 69264 70304 75036 76960 79092 81120 81289 85683 86580 87880 93795 98865 100048 105456 112554 114244 115440 121680 125060 131820 138528 142805 150072 158184 162578 171366 173160 175760 187590 197730 200096 210912 225108 228488 230880 243360 243867 250120 257049 263640 281385 285610 300144 316368 325156 342732 346320 351520 371293 375180 395460 406445 428415 450216 456976 487734 500240 514098 527280 562770 571220 600288 632736 650312 685464 692640 731601 742586 750360 790920 812890 856830 900432 913952 975468 1000480 1028196 1054560 1056757 1113879 1125540 1142440 1219335 1285245 1300624 1370928 1463202 1485172 1500720 1581840 1625780 1713660 1800864 1856465 1950936 2056392 2113514 2227758 2251080 2284880 2438670 2570490 2601248 2741856 2926404 2970344 3001440 3163680 3170271 3251560 3341637 3427320 3658005 3712930 3901872 4112784 4227028 4455516 4502160 4569760 4877340 5140980 5283785 5569395 5852808 5940688 6340542 6503120 6683274 6854640 7316010 7425860 7803744 8225568 8454056 8911032 9004320 9510813 9754680 10281960 10567570 11138790 11705616 11881376 12681084 13006240 13366548 13709280 13737841 14632020 14851720 15851355 16708185 16908112 17822064 19021626 19509360 20563920 21135140 22277580 23411232 25362168 26733096 27475682 29264040 29703440 31702710 33416370 33816224 35644128 38043252 39018720 41127840 41213523 42270280 44555160 47554065 50724336 53466192 54951364 58528080 59406880 63405420 66832740 68689205 76086504 82427046 84540560 89110320 95108130 101448672 106932384 109902728 117056160 123640569 126810840 133665480 137378410 152173008 164854092 169081120 178220640 190216260 206067615 219805456 247281138 253621680 267330960 274756820 304346016 329708184 380432520 412135230 439610912 494562276 507243360 534661920 549513640 618202845 659416368 760865040 824270460 989124552 1099027280 1236405690 1318832736 1521730080 1648540920 1978249104 2198054560 2472811380 3297081840 3956498208 4945622760 6594163680 9891245520 19782491040
• Sum of all divisors σ(n): 75109959288
• Sum of proper divisors (its aliquot sum) s(n): 55327468248
• 19782491040 is an abundant number, because the sum of its proper divisors (55327468248) is greater than itself. Its abundance is 35544977208

Bases of 19782491040

• Binary: 10010011011001000001101101110100000₂
• Hexadecimal: 0x49B20DBA0
• Base-36: 935ZFS0

Squares and roots of 19782491040

• 19782491040 squared (19782491040²) is 391346951747680281600
• 19782491040 cubed (19782491040³) is 7741817566479797511536676864000
• The square root of 19782491040 is 140650.2436542503
• The cube root of 19782491040 is 2704.5415581959

Scales and comparisons

• 19,782,491,040 seconds is equal to 629 years, 1 week, 1 day, 24 minutes.
• To count from 1 to 19,782,491,040 would take you about one thousand, two hundred fifty-eight 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 19782491040 cubic inches would be around 225.4 feet tall.

Recreational maths with 19782491040

• 19782491040 backwards is 04019428791
• 19782491040 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 19782491040's digits is 45
• More coming soon!