13121129448

Names of 13121129448

• Cardinal: 13121129448 can be written as Thirteen billion, one hundred twenty-one million, one hundred twenty-nine thousand, four hundred forty-eight.

Scientific notation

• Scientific notation: 1.3121129448 × 10¹⁰

Factors of 13121129448

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 786

Divisors of 13121129448

• Number of divisors d(n): 288
• Complete list of divisors:
  1 2 3 4 6 7 8 9 12 14 17 18 21 24 28 34 36 42 49 51 56 63 68 72 84 98 102 119 126 136 147 153 168 196 204 238 252 289 294 306 357 392 408 441 476 504 578 588 612 714 757 833 867 882 952 1071 1156 1176 1224 1428 1514 1666 1734 1764 2023 2142 2271 2312 2499 2601 2856 3028 3332 3468 3528 4046 4284 4542 4913 4998 5202 5299 6056 6069 6664 6813 6936 7497 8092 8568 9084 9826 9996 10404 10598 12138 12869 13626 14161 14739 14994 15897 16184 18168 18207 19652 19992 20808 21196 24276 25738 27252 28322 29478 29988 31794 34391 36414 37093 38607 39304 42392 42483 44217 47691 48552 51476 54504 56644 58956 59976 63588 68782 72828 74186 77214 84966 88434 90083 95382 102952 103173 111279 113288 115821 117912 127176 127449 137564 145656 148372 154428 169932 176868 180166 190764 206346 218773 222558 231642 240737 254898 270249 275128 296744 308856 309519 333837 339864 353736 360332 381528 412692 437546 445116 463284 481474 509796 540498 619038 630581 656319 667674 720664 722211 810747 825384 875092 890232 926568 962948 1019592 1080996 1238076 1261162 1312638 1335348 1444422 1531411 1621494 1750184 1891743 1925896 1968957 2161992 2166633 2476152 2522324 2625276 2670696 2888844 3062822 3242988 3719141 3783486 3937914 4333266 4594233 5044648 5250552 5675229 5777688 6125644 6485976 7438282 7566972 7875828 8666532 9188466 10719877 11157423 11350458 12251288 13782699 14876564 15133944 15751656 17333064 18376932 21439754 22314846 22700916 26033987 27565398 29753128 32159631 33472269 36753864 42879508 44629692 45401832 52067974 55130796 64319262 66944538 78101961 85759016 89259384 96478893 104135948 110261592 128638524 133889076 156203922 182237909 192957786 208271896 234305883 257277048 267778152 312407844 364475818 385915572 468611766 546713727 624815688 728951636 771831144 937223532 1093427454 1457903272 1640141181 1874447064 2186854908 3280282362 4373709816 6560564724 13121129448
• Sum of all divisors σ(n): 43979387400
• Sum of proper divisors (its aliquot sum) s(n): 30858257952
• 13121129448 is an abundant number, because the sum of its proper divisors (30858257952) is greater than itself. Its abundance is 17737128504

Bases of 13121129448

• Binary: 1100001110000101001000101111101000₂
• Hexadecimal: 0x30E148BE8
• Base-36: 60ZZCA0

Squares and roots of 13121129448

• 13121129448 squared (13121129448²) is 172164037991172784704
• 13121129448 cubed (13121129448³) is 2258986628772567989435818363392
• The square root of 13121129448 is 114547.4986544885
• The cube root of 13121129448 is 2358.6150933313

Scales and comparisons

• 13,121,129,448 seconds is equal to 417 years, 10 weeks, 6 days, 22 hours, 10 minutes, 48 seconds.
• To count from 1 to 13,121,129,448 would take you about eight hundred thirty-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 13121129448 cubic inches would be around 196.6 feet tall.

Recreational maths with 13121129448

• 13121129448 backwards is 84492112131
• 13121129448 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 13121129448's digits is 36
• More coming soon!