1219138830

Names of 1219138830

• Cardinal: 1219138830 can be written as One billion, two hundred nineteen million, one hundred thirty-eight thousand, eight hundred thirty.

Scientific notation

• Scientific notation: 1.21913883 × 10⁹

Factors of 1219138830

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 118

Divisors of 1219138830

• Number of divisors d(n): 384
• Complete list of divisors:
  1 2 3 5 6 7 9 10 13 14 15 18 21 26 27 29 30 35 39 42 45 54 58 59 63 65 70 78 87 90 91 105 117 118 126 130 135 145 174 177 182 189 195 203 210 234 261 270 273 290 295 315 351 354 377 378 390 406 413 435 455 522 531 546 585 590 609 630 702 754 767 783 819 826 841 870 885 910 945 1015 1062 1131 1170 1218 1239 1305 1365 1534 1566 1593 1638 1682 1711 1755 1770 1827 1885 1890 2030 2065 2262 2301 2457 2478 2523 2610 2639 2655 2730 3045 3186 3393 3422 3510 3654 3717 3770 3835 3915 4095 4130 4205 4602 4914 5046 5133 5278 5310 5369 5481 5655 5887 6090 6195 6786 6903 7434 7569 7670 7830 7917 7965 8190 8410 8555 9135 10179 10266 10738 10933 10962 11151 11310 11505 11774 11977 12285 12390 12615 13195 13806 15138 15399 15834 15930 16107 16965 17110 17661 18270 18585 20358 20709 21866 22243 22302 22707 23010 23751 23954 24570 25230 25665 26390 26845 27405 29435 30798 32214 32799 33930 34515 35322 35931 37170 37845 39585 41418 44486 45414 46197 47502 48321 49619 50895 51330 52983 53690 54665 54810 55755 58870 59885 65598 66729 69030 71253 71862 75690 76531 76995 79170 80535 88305 92394 96642 98397 99238 101790 103545 105966 107793 109330 111215 111510 113535 118755 119770 133458 142506 144963 148857 153062 153990 155701 158949 161070 163995 176610 179655 196794 200187 207090 215586 222430 227070 229593 230985 237510 241605 248095 264915 289926 295191 297714 311402 317898 323379 327990 333645 347333 356265 359310 382655 400374 446571 459186 461970 467103 483210 491985 496190 529830 538965 590382 600561 645047 646758 667290 688779 694666 712530 724815 744285 765310 778505 794745 893142 934206 983970 1000935 1041999 1077930 1147965 1201122 1290094 1339713 1377558 1401309 1449630 1475955 1488570 1557010 1589490 1616895 1736665 1935141 2001870 2066337 2083998 2232855 2295930 2335515 2679426 2802618 2951910 3002805 3125997 3225235 3233790 3443895 3473330 3870282 4132674 4203927 4465710 4515329 4671030 5209995 5805423 6005610 6251994 6450470 6698565 6887790 7006545 8407854 9030658 9377991 9675705 10331685 10419990 11610846 13397130 13545987 14013090 15629985 17416269 18755982 19351410 20663370 21019635 22576645 27091974 29027115 31259970 34832538 40637961 42039270 45153290 46889955 58054230 67729935 81275922 87081345 93779910 121913883 135459870 174162690 203189805 243827766 406379610 609569415 1219138830
• Sum of all divisors σ(n): 4214246400
• Sum of proper divisors (its aliquot sum) s(n): 2995107570
• 1219138830 is an abundant number, because the sum of its proper divisors (2995107570) is greater than itself. Its abundance is 1775968740

Bases of 1219138830

• Binary: 1001000101010101001010100001110₂
• Hexadecimal: 0x48AA950E
• Base-36: K5UDJI

Squares and roots of 1219138830

• 1219138830 squared (1219138830²) is 1486299486813768900
• 1219138830 cubed (1219138830³) is 1812005417383738644636387000
• The square root of 1219138830 is 34916.1686042441
• The cube root of 1219138830 is 1068.2782540983

Scales and comparisons

• 1,219,138,830 seconds is equal to 38 years, 39 weeks, 5 days, 9 hours, 40 minutes, 30 seconds.
• To count from 1 to 1,219,138,830 would take you about seventy-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 1219138830 cubic inches would be around 89 feet tall.

Recreational maths with 1219138830

• 1219138830 backwards is 0388319121
• The number of decimal digits it has is: 10
• The sum of 1219138830's digits is 36
• More coming soon!