6457688640

Names of 6457688640

• Cardinal: 6457688640 can be written as Six billion, four hundred fifty-seven million, six hundred eighty-eight thousand, six hundred forty.

Scientific notation

• Scientific notation: 6.45768864 × 10⁹

Factors of 6457688640

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 1193

Divisors of 6457688640

• Number of divisors d(n): 336
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 13 15 16 18 20 24 26 30 32 36 39 40 45 48 52 60 64 65 72 78 80 90 96 104 117 120 130 144 156 160 173 180 192 195 208 234 240 260 288 312 320 346 360 390 416 468 480 519 520 576 585 624 692 720 780 832 865 936 960 997 1038 1040 1170 1248 1384 1440 1557 1560 1730 1872 1994 2076 2080 2249 2340 2496 2595 2768 2880 2991 3114 3120 3460 3744 3988 4152 4160 4498 4680 4985 5190 5536 5982 6228 6240 6747 6920 7488 7785 7976 8304 8973 8996 9360 9970 10380 11072 11245 11964 12456 12480 12961 13494 13840 14955 15570 15952 16608 17946 17992 18720 19940 20241 20760 22490 23928 24912 25922 26988 27680 29910 31140 31904 33216 33735 35892 35984 37440 38883 39880 40482 41520 44865 44980 47856 49824 51844 53976 55360 59820 62280 63808 64805 67470 71784 71968 77766 79760 80964 83040 89730 89960 95712 99648 101205 103688 107952 116649 119640 124560 129610 134940 143568 143936 155532 159520 161928 166080 172481 179460 179920 191424 194415 202410 207376 215904 233298 239280 249120 259220 269880 287136 311064 319040 323856 344962 358920 359840 388830 404820 414752 431808 466596 478560 498240 517443 518440 539760 574272 583245 622128 647712 689924 717840 719680 777660 809640 829504 862405 933192 957120 1034886 1036880 1079520 1166490 1244256 1295424 1379848 1435680 1552329 1555320 1619280 1724810 1866384 2069772 2073760 2159040 2242253 2332980 2488512 2587215 2759696 2871360 3104658 3110640 3238560 3449620 3732768 4139544 4147520 4484506 4665960 5174430 5519392 6209316 6221280 6477120 6726759 6899240 7465536 7761645 8279088 8969012 9331920 10348860 11038784 11211265 12418632 12442560 13453518 13798480 15523290 16558176 17938024 18663840 20180277 20697720 22422530 24837264 26907036 27596960 31046580 33116352 33633795 35876048 37327680 40360554 41395440 44845060 49674528 53814072 55193920 62093160 67267590 71752096 80721108 82790880 89690120 99349056 100901385 107628144 124186320 134535180 143504192 161442216 165581760 179380240 201802770 215256288 248372640 269070360 322884432 358760480 403605540 430512576 496745280 538140720 645768864 717520960 807211080 1076281440 1291537728 1614422160 2152562880 3228844320 6457688640
• Sum of all divisors σ(n): 24082753968
• Sum of proper divisors (its aliquot sum) s(n): 17625065328
• 6457688640 is an abundant number, because the sum of its proper divisors (17625065328) is greater than itself. Its abundance is 11167376688

Bases of 6457688640

• Binary: 110000000111010001000001001000000₂
• Hexadecimal: 0x180E88240
• Base-36: 2YSQOG0

Squares and roots of 6457688640

• 6457688640 squared (6457688640²) is 41701742571185049600
• 6457688640 cubed (6457688640³) is 269296869270146086139756544000
• The square root of 6457688640 is 80359.7451464351
• The cube root of 6457688640 is 1862.1973337585

Scales and comparisons

• 6,457,688,640 seconds is equal to 205 years, 17 weeks, 2 days, 18 hours, 24 minutes.
• To count from 1 to 6,457,688,640 would take you about four hundred ten 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 6457688640 cubic inches would be around 155.2 feet tall.

Recreational maths with 6457688640

• 6457688640 backwards is 0468867546
• The number of decimal digits it has is: 10
• The sum of 6457688640's digits is 54
• More coming soon!