6401506980

Names of 6401506980

• Cardinal: 6401506980 can be written as Six billion, four hundred one million, five hundred six thousand, nine hundred eighty.

Scientific notation

• Scientific notation: 6.40150698 × 10⁹

Factors of 6401506980

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 676

Divisors of 6401506980

• Number of divisors d(n): 288
• Complete list of divisors:
  1 2 3 4 5 6 10 11 12 15 19 20 22 29 30 33 38 44 55 57 58 60 66 76 87 95 110 114 116 132 145 165 174 190 209 220 228 285 290 319 330 348 380 418 435 551 570 580 607 627 638 660 836 841 870 957 1045 1102 1140 1214 1254 1276 1595 1653 1682 1740 1821 1914 2090 2204 2428 2508 2523 2755 3035 3135 3190 3306 3364 3642 3828 4180 4205 4785 5046 5510 6061 6070 6270 6380 6612 6677 7284 8265 8410 9105 9251 9570 10092 11020 11533 12122 12140 12540 12615 13354 15979 16530 16820 17603 18183 18210 18502 19140 20031 23066 24244 25230 26708 27753 30305 31958 33060 33385 34599 35206 36366 36420 37004 40062 46132 46255 47937 50460 52809 55506 57665 60610 63916 66770 69198 70412 72732 79895 80124 88015 90915 92510 95874 100155 105618 111012 115330 121220 126863 133540 138396 138765 159790 172995 175769 176030 181830 185020 191748 193633 200310 211236 230660 239685 253726 264045 277530 319580 334457 345990 351538 352060 363660 380589 387266 400620 479370 507452 510487 527307 528090 555060 580899 634315 668914 691980 703076 761178 774532 878845 958740 968165 1003371 1020974 1054614 1056180 1161798 1268630 1337828 1522356 1531461 1672285 1757690 1902945 1936330 2006742 2041948 2109228 2323596 2537260 2552435 2636535 2904495 3062922 3344570 3515380 3679027 3805890 3872660 4013484 5016855 5104870 5273070 5615357 5808990 6125844 6689140 7358054 7611780 7657305 9699253 10033710 10209740 10546140 11037081 11230714 11617980 14716108 15314610 16846071 18395135 19398506 20067420 22074162 22461428 28076785 29097759 30629220 33692142 36790270 38797012 44148324 48496265 55185405 56153570 58195518 67384284 73580540 84230355 96992530 106691783 110370810 112307140 116391036 145488795 168460710 193985060 213383566 220741620 290977590 320075349 336921420 426767132 533458915 581955180 640150698 1066917830 1280301396 1600376745 2133835660 3200753490 6401506980
• Sum of all divisors σ(n): 21352181760
• Sum of proper divisors (its aliquot sum) s(n): 14950674780
• 6401506980 is an abundant number, because the sum of its proper divisors (14950674780) is greater than itself. Its abundance is 8549167800

Bases of 6401506980

• Binary: 101111101100011110011111010100100₂
• Hexadecimal: 0x17D8F3EA4
• Base-36: 2XVAIEC

Squares and roots of 6401506980

• 6401506980 squared (6401506980²) is 40979291614988720400
• 6401506980 cubed (6401506980³) is 262329221308805766261868392000
• The square root of 6401506980 is 80009.4180706247
• The cube root of 6401506980 is 1856.7812466241

Scales and comparisons

• 6,401,506,980 seconds is equal to 203 years, 28 weeks, 3 days, 12 hours, 23 minutes.
• To count from 1 to 6,401,506,980 would take you about four hundred seven 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 6401506980 cubic inches would be around 154.7 feet tall.

Recreational maths with 6401506980

• 6401506980 backwards is 0896051046
• The number of decimal digits it has is: 10
• The sum of 6401506980's digits is 39
• More coming soon!