3961729980

Names of 3961729980

• Cardinal: 3961729980 can be written as Three billion, nine hundred sixty-one million, seven hundred twenty-nine thousand, nine hundred eighty.

Scientific notation

• Scientific notation: 3.96172998 × 10⁹

Factors of 3961729980

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 502

Divisors of 3961729980

• Number of divisors d(n): 384
• Complete list of divisors:
  1 2 3 4 5 6 9 10 12 13 15 17 18 20 26 27 30 34 36 39 45 51 52 54 60 65 68 78 85 89 90 102 108 117 130 135 153 156 170 178 180 195 204 221 234 255 260 267 270 306 340 351 356 373 390 442 445 459 468 510 534 540 585 612 663 702 746 765 780 801 884 890 918 1020 1068 1105 1119 1157 1170 1326 1335 1404 1492 1513 1530 1602 1755 1780 1836 1865 1989 2210 2238 2295 2314 2340 2403 2652 2670 3026 3060 3204 3315 3357 3471 3510 3730 3978 4005 4420 4476 4539 4590 4628 4806 4849 5340 5595 5785 5967 6052 6341 6630 6714 6942 7020 7460 7565 7956 8010 9078 9180 9612 9698 9945 10071 10413 11190 11570 11934 12015 12682 13260 13428 13617 13884 14547 15130 16020 16785 17355 18156 19023 19396 19669 19890 20142 20826 22380 22695 23140 23868 24030 24245 25364 27234 29094 29835 30260 31239 31705 33197 33570 34710 38046 39338 39780 40284 40851 41652 43641 45390 48060 48490 50355 52065 54468 57069 58188 59007 59670 62478 63410 66394 67140 68085 69420 72735 76092 78676 81702 82433 87282 90780 95115 96980 98345 99591 100710 104130 114138 118014 119340 124956 126820 130923 132788 136170 145470 156195 163404 164866 165985 171207 174564 177021 190230 196690 199182 201420 204255 208260 218205 228276 236028 247299 261846 272340 285345 290940 295035 298773 312390 329732 331970 342414 354042 380460 393380 398364 408510 412165 431561 436410 494598 497955 523692 531063 564349 570690 590070 597546 624780 654615 663940 684828 708084 741897 817020 824330 856035 863122 872820 885105 896319 989196 995910 1062126 1128698 1141380 1180140 1195092 1236495 1294683 1309230 1483794 1493865 1648660 1693047 1712070 1726244 1770210 1792638 1991820 2124252 2157805 2225691 2257396 2472990 2589366 2618460 2655315 2821745 2967588 2987730 3386094 3424140 3540420 3585276 3709485 3884049 4315610 4451382 4481595 4945980 5079141 5178732 5310630 5643490 5975460 6473415 6772188 7336537 7418970 7768098 8465235 8631220 8902764 8963190 10158282 10621260 11128455 11286980 11652147 12946830 14673074 14837940 15237423 15536196 16930470 17926380 19420245 20316564 22009611 22256910 23304294 25395705 25893660 29346148 30474846 33860940 36682685 38840490 44019222 44513820 46608588 50791410 58260735 60949692 66028833 73365370 76187115 77680980 88038444 101582820 110048055 116521470 132057666 146730740 152374230 198086499 220096110 233042940 264115332 304748460 330144165 396172998 440192220 660288330 792345996 990432495 1320576660 1980864990 3961729980
• Sum of all divisors σ(n): 14250297600
• Sum of proper divisors (its aliquot sum) s(n): 10288567620
• 3961729980 is an abundant number, because the sum of its proper divisors (10288567620) is greater than itself. Its abundance is 6326837640

Bases of 3961729980

• Binary: 11101100001000110011001110111100₂
• Hexadecimal: 0xEC2333BC
• Base-36: 1TIPMF0

Squares and roots of 3961729980

• 3961729980 squared (3961729980²) is 15695304434430800400
• 3961729980 cubed (3961729980³) is 62180558123111446180075992000
• The square root of 3961729980 is 62942.2749827173
• The cube root of 3961729980 is 1582.3223313037

Scales and comparisons

• 3,961,729,980 seconds is equal to 125 years, 50 weeks, 3 days, 8 hours, 33 minutes.
• To count from 1 to 3,961,729,980 would take you about two hundred fifty-one 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 3961729980 cubic inches would be around 131.9 feet tall.

Recreational maths with 3961729980

• 3961729980 backwards is 0899271693
• 3961729980 is a Harshad number.
• The number of decimal digits it has is: 10
• The sum of 3961729980's digits is 54
• More coming soon!