12838938210

Names of 12838938210

• Cardinal: 12838938210 can be written as Twelve billion, eight hundred thirty-eight million, nine hundred thirty-eight thousand, two hundred ten.

Scientific notation

• Scientific notation: 1.283893821 × 10¹⁰

Factors of 12838938210

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 3294

Divisors of 12838938210

• Number of divisors d(n): 320
• Complete list of divisors:
  1 2 3 5 6 7 9 10 14 15 18 19 21 27 30 35 37 38 42 45 54 57 63 70 74 81 90 95 105 111 114 126 133 135 162 171 185 189 190 210 222 259 266 270 285 315 333 342 370 378 399 405 513 518 555 567 570 630 665 666 703 777 798 810 855 945 999 1026 1110 1134 1197 1295 1330 1406 1539 1554 1665 1710 1890 1995 1998 2109 2331 2394 2565 2590 2835 2997 3078 3221 3330 3515 3591 3885 3990 4218 4662 4921 4995 5130 5670 5985 5994 6327 6442 6993 7030 7182 7695 7770 9663 9842 9990 10545 10773 11655 11970 12654 13986 14763 14985 15390 16105 17955 18981 19326 20979 21090 21546 22547 23310 24605 28989 29526 29970 31635 32210 34965 35910 37962 41958 44289 45094 48315 49210 53865 56943 57978 61199 63270 67641 69930 73815 86967 88578 94905 96630 104895 107730 112735 113886 119177 122398 132867 135282 144945 147630 173934 183597 189810 202923 209790 221445 225470 238354 260901 265734 284715 289890 305995 338205 357531 367194 398601 405846 428393 434835 442890 521802 550791 569430 595885 608769 611990 664335 676410 715062 797202 834239 856786 869670 917985 1014615 1072593 1101582 1191770 1217538 1285179 1304505 1328670 1652373 1668478 1787655 1826307 1835970 1993005 2029230 2141965 2145186 2264363 2502717 2570358 2609010 2753955 3043845 3217779 3304746 3575310 3652614 3855537 3986010 4171195 4283930 4528726 4957119 5005434 5362965 5507910 6087690 6425895 6435558 6793089 7508151 7711074 8261865 8342390 9131535 9653337 9914238 10725930 11321815 11566611 12513585 12851790 13586178 15016302 15850541 16088895 16523730 18263070 19277685 19306674 20379267 22524453 22643630 23133222 24785595 25027170 31701082 32177790 33965445 34699833 37540755 38555370 40758534 45048906 47551623 48266685 49571190 57833055 61137801 67573359 67930890 69399666 75081510 79252705 95103246 96533370 101896335 112622265 115666110 122275602 135146718 142654869 158505410 173499165 183413403 203792670 225244530 237758115 285309738 305689005 337866795 346998330 366826806 427964607 475516230 611378010 675733590 713274345 855929214 917067015 1283893821 1426548690 1834134030 2139823035 2567787642 4279646070 6419469105 12838938210
• Sum of all divisors σ(n): 42666497280
• Sum of proper divisors (its aliquot sum) s(n): 29827559070
• 12838938210 is an abundant number, because the sum of its proper divisors (29827559070) is greater than itself. Its abundance is 16988620860

Bases of 12838938210

• Binary: 1011111101010000101010011001100010₂
• Hexadecimal: 0x2FD42A662
• Base-36: 5WBZ04I

Squares and roots of 12838938210

• 12838938210 squared (12838938210²) is 164838334360198004100
• 12838938210 cubed (12838938210³) is 2116349189489902058005226661000
• The square root of 12838938210 is 113309.0385185577
• The cube root of 12838938210 is 2341.5837897295

Scales and comparisons

• 12,838,938,210 seconds is equal to 408 years, 12 weeks, 2 days, 19 hours, 43 minutes, 30 seconds.
• To count from 1 to 12,838,938,210 would take you about eight hundred sixteen 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 12838938210 cubic inches would be around 195.1 feet tall.

Recreational maths with 12838938210

• 12838938210 backwards is 01283983821
• 12838938210 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 12838938210's digits is 45
• More coming soon!