12499807680

Names of 12499807680

• Cardinal: 12499807680 can be written as Twelve billion, four hundred ninety-nine million, eight hundred seven thousand, six hundred eighty.

Scientific notation

• Scientific notation: 1.249980768 × 10¹⁰

Factors of 12499807680

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 749

Divisors of 12499807680

• Number of divisors d(n): 448
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 15 16 18 20 24 27 30 32 36 37 40 45 48 54 60 61 64 72 74 80 90 96 108 111 120 122 135 144 148 160 180 183 185 192 216 222 240 244 270 288 296 305 320 333 360 366 370 432 444 480 488 540 549 555 576 592 610 641 666 720 732 740 864 888 915 960 976 999 1080 1098 1110 1184 1220 1282 1332 1440 1464 1480 1647 1665 1728 1776 1830 1923 1952 1998 2160 2196 2220 2257 2368 2440 2564 2664 2745 2880 2928 2960 3205 3294 3330 3552 3660 3846 3904 3996 4320 4392 4440 4514 4880 4995 5128 5328 5490 5769 5856 5920 6410 6588 6660 6771 7104 7320 7692 7992 8235 8640 8784 8880 9028 9615 9760 9990 10256 10656 10980 11285 11538 11712 11840 12820 13176 13320 13542 14640 15384 15984 16470 17307 17568 17760 18056 19230 19520 19980 20313 20512 21312 21960 22570 23076 23717 25640 26352 26640 27084 28845 29280 30768 31968 32940 33855 34614 35136 35520 36112 38460 39101 39960 40626 41024 43920 45140 46152 47434 51280 52704 53280 54168 57690 58560 60939 61536 63936 65880 67710 69228 71151 72224 76920 78202 79920 81252 86535 87840 90280 92304 94868 101565 102560 105408 106560 108336 115380 117303 118585 121878 123072 131760 135420 138456 142302 144448 153840 156404 159840 162504 173070 175680 180560 184608 189736 195505 203130 205120 213453 216672 230760 234606 237170 243756 263520 270840 276912 284604 304695 307680 312808 319680 325008 346140 351909 355755 361120 369216 379472 391010 406260 426906 433344 461520 469212 474340 487512 527040 541680 553824 569208 586515 609390 615360 625616 640359 650016 692280 703818 711510 722240 758944 782020 812520 853812 923040 938424 948680 975024 1055727 1067265 1083360 1107648 1138416 1173030 1218780 1251232 1280718 1300032 1384560 1407636 1423020 1446737 1517888 1564040 1625040 1707624 1759545 1846080 1876848 1897360 1950048 2111454 2134530 2166720 2276832 2346060 2437560 2502464 2561436 2769120 2815272 2846040 2893474 3128080 3201795 3250080 3415248 3519090 3753696 3794720 3900096 4222908 4269060 4340211 4553664 4692120 4875120 5122872 5278635 5538240 5630544 5692080 5786948 6256160 6403590 6500160 6830496 7038180 7233685 7507392 7589440 8445816 8538120 8680422 9384240 9750240 10245744 10557270 11261088 11384160 11573896 12512320 12807180 13020633 13660992 14076360 14467370 16891632 17076240 17360844 18768480 19500480 20491488 21114540 21701055 22522176 22768320 23147792 25614360 26041266 28152720 28934740 33783264 34152480 34721688 37536960 39061899 40982976 42229080 43402110 46295584 51228720 52082532 56305440 57869480 65103165 67566528 68304960 69443376 78123798 84458160 86804220 92591168 102457440 104165064 112610880 115738960 130206330 138886752 156247596 168916320 173608440 195309495 204914880 208330128 231477920 260412660 277773504 312495192 337832640 347216880 390618990 416660256 462955840 520825320 624990384 694433760 781237980 833320512 1041650640 1249980768 1388867520 1562475960 2083301280 2499961536 3124951920 4166602560 6249903840 12499807680
• Sum of all divisors σ(n): 46102584960
• Sum of proper divisors (its aliquot sum) s(n): 33602777280
• 12499807680 is an abundant number, because the sum of its proper divisors (33602777280) is greater than itself. Its abundance is 21102969600

Bases of 12499807680

• Binary: 1011101001000010111110110111000000₂
• Hexadecimal: 0x2E90BEDC0
• Base-36: 5QQ29C0

Squares and roots of 12499807680

• 12499807680 squared (12499807680²) is 156245192036986982400
• 12499807680 cubed (12499807680³) is 1953034851387004726663544832000
• The square root of 12499807680 is 111802.5387904945
• The cube root of 12499807680 is 2320.7825144739

Scales and comparisons

• 12,499,807,680 seconds is equal to 397 years, 23 weeks, 4 days, 16 hours, 48 minutes.
• To count from 1 to 12,499,807,680 would take you about seven hundred ninety-four 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 12499807680 cubic inches would be around 193.4 feet tall.

Recreational maths with 12499807680

• 12499807680 backwards is 08670899421
• 12499807680 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 12499807680's digits is 54
• More coming soon!