428863993740

Names of 428863993740

• Cardinal: 428863993740 can be written as Four hundred twenty-eight billion, eight hundred sixty-three million, nine hundred ninety-three thousand, seven hundred forty.

Scientific notation

• Scientific notation: 4.2886399374 × 10¹¹

Factors of 428863993740

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 123022

Divisors of 428863993740

• Number of divisors d(n): 384
• Complete list of divisors:
  1 2 3 4 5 6 7 9 10 12 13 14 15 18 20 21 26 27 28 30 35 36 39 42 45 52 54 60 63 65 70 71 78 84 90 91 105 108 117 126 130 135 140 142 156 180 182 189 195 210 213 234 252 260 270 273 284 315 351 355 364 378 390 420 426 455 468 497 540 546 585 630 639 702 710 756 780 819 852 910 923 945 994 1065 1092 1170 1260 1278 1365 1404 1420 1491 1638 1755 1820 1846 1890 1917 1988 2130 2340 2457 2485 2556 2730 2769 2982 3195 3276 3510 3692 3780 3834 4095 4260 4473 4615 4914 4970 5460 5538 5964 6390 6461 7020 7455 7668 8190 8307 8946 9230 9585 9828 9940 11076 12285 12780 12922 13419 13845 14910 16380 16614 17892 18460 19170 19383 22365 24570 24921 25844 26838 27690 29820 32305 33228 38340 38766 41535 44730 49140 49842 53676 55380 58149 64610 67095 77532 83070 89460 96915 99684 116298 122921 124605 129220 134190 166140 174447 193830 232596 245842 249210 268380 290745 348894 368763 387660 491684 498420 581490 614605 697788 737526 860447 872235 1106289 1162980 1229210 1475052 1597973 1720894 1744470 1843815 2212578 2458420 2581341 3195946 3318867 3441788 3488940 3687630 4302235 4425156 4793919 5162682 5531445 6391892 6637734 7375260 7744023 7989865 8604470 8727391 9587838 10325364 11062890 11185811 12906705 13275468 14381757 15488046 15979730 16594335 17208940 17454782 19175676 22125780 22371622 23232069 23969595 25813410 26182173 28763514 30976092 31959460 33188670 33557433 34909564 38720115 43145271 43636955 44743244 46464138 47939190 51626820 52364346 55929055 57527028 61091737 66377340 67114866 71908785 77440230 78546519 86290542 87273910 92928276 95878380 100672299 104728692 111858110 113456083 116160345 122183474 130910865 134229732 143817570 154880460 157093038 167787165 172581084 174547820 183275211 201344598 215726355 223716220 226912166 232320690 235639557 244366948 261821730 287635140 302016897 305458685 314186076 335574330 340368249 366550422 392732595 402689196 431452710 453824332 464641380 471279114 503361495 523643460 549825633 567280415 604033794 610917370 671148660 680736498 733100844 785465190 794192581 862905420 916376055 942558228 1006722990 1021104747 1099651266 1134560830 1178197785 1208067588 1221834740 1361472996 1510084485 1570930380 1588385162 1649476899 1701841245 1832752110 2013445980 2042209494 2199302532 2269121660 2356395570 2382577743 2749128165 3020168970 3063314241 3176770324 3298953798 3403682490 3665504220 3970962905 4084418988 4712791140 4765155486 5105523735 5498256330 6040337940 6126628482 6597907596 6807364980 7147733229 7941925810 8247384495 9530310972 10211047470 10996512660 11912888715 12253256964 14295466458 15316571205 15883851620 16494768990 20422094940 21443199687 23825777430 28590932916 30633142410 32989537980 35738666145 42886399374 47651554860 61266284820 71477332290 85772798748 107215998435 142954664580 214431996870 428863993740
• Sum of all divisors σ(n): 1665288253440
• Sum of proper divisors (its aliquot sum) s(n): 1236424259700
• 428863993740 is an abundant number, because the sum of its proper divisors (1236424259700) is greater than itself. Its abundance is 807560265960

Bases of 428863993740

• Binary: 110001111011010010010010011011110001100₂
• Hexadecimal: 0x63DA49378C
• Base-36: 5H0MJRF0

Squares and roots of 428863993740

• 428863993740 squared (428863993740²) is 183924325126622759187600
• 428863993740 cubed (428863993740³) is 78878520619737667703572413885624000
• The square root of 428863993740 is 654877.0829247271
• The cube root of 428863993740 is 7541.1896336303

Scales and comparisons

• 428,863,993,740 seconds is equal to 13,636 years, 28 weeks, 3 days, 15 hours, 9 minutes.
• To count from 1 to 428,863,993,740 would take you about twenty-seven thousand, two hundred seventy-three 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 428863993740 cubic inches would be around 628.4 feet tall.

Recreational maths with 428863993740

• 428863993740 backwards is 047399368824
• 428863993740 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 428863993740's digits is 63
• More coming soon!