13513290021

Names of 13513290021

• Cardinal: 13513290021 can be written as Thirteen billion, five hundred thirteen million, two hundred ninety thousand and twenty-one.

Scientific notation

• Scientific notation: 1.3513290021 × 10¹⁰

Factors of 13513290021

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 38

Divisors of 13513290021

• Number of divisors d(n): 224
• Complete list of divisors:
  1 3 7 9 11 17 21 27 33 49 51 63 77 81 99 119 147 153 187 189 231 243 289 297 343 357 441 459 539 561 567 693 729 833 867 891 1029 1071 1309 1323 1377 1617 1683 1701 2023 2079 2499 2601 2673 3087 3179 3213 3773 3927 3969 4131 4851 4913 5049 5103 5831 6069 6237 7497 7803 8019 9163 9261 9537 9639 11319 11781 11907 12393 14161 14553 14739 15147 17493 18207 18711 22253 22491 23409 27489 27783 28611 28917 33957 34391 35343 35721 42483 43659 44217 45441 52479 54043 54621 56133 64141 66759 67473 70227 82467 83349 85833 86751 99127 101871 103173 106029 127449 130977 132651 136323 155771 157437 162129 163863 192423 200277 202419 210681 240737 247401 250047 257499 297381 305613 309519 318087 378301 382347 392931 397953 467313 472311 486387 491589 577269 600831 607257 722211 742203 772497 892143 916839 928557 954261 1090397 1134903 1147041 1193859 1401939 1416933 1459161 1474767 1685159 1731807 1802493 2166633 2226609 2317491 2648107 2676429 2750517 2785671 3271191 3404709 3441123 3581577 4205817 4250799 4377483 5055477 5195421 5407479 6499899 6679827 7944321 8029287 8357013 9813573 10214127 10323369 12617451 13132449 15166431 15586263 16222437 18536749 19499697 23832963 24087861 25071039 29440719 30642381 37852353 39397347 45499293 46758789 55610247 58499091 71498889 72263583 88322157 91927143 113557059 136497879 166830741 175497273 214496667 264966471 275781429 409493637 500492223 643490001 794899413 1228480911 1501476669 1930470003 4504430007 13513290021
• Sum of all divisors σ(n): 27386208000
• Sum of proper divisors (its aliquot sum) s(n): 13872917979
• 13513290021 is an abundant number, because the sum of its proper divisors (13872917979) is greater than itself. Its abundance is 359627958

Bases of 13513290021

• Binary: 1100100101011101000111000100100101₂
• Hexadecimal: 0x325747125
• Base-36: 67HGPB9

Squares and roots of 13513290021

• 13513290021 squared (13513290021²) is 182609007191658180441
• 13513290021 cubed (13513290021³) is 2467648474627751724196382679261
• The square root of 13513290021 is 116246.6774621967
• The cube root of 13513290021 is 2381.8826769997

Scales and comparisons

• 13,513,290,021 seconds is equal to 429 years, 35 weeks, 2 days, 19 hours, 40 minutes, 21 seconds.
• To count from 1 to 13,513,290,021 would take you about eight hundred fifty-nine 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 13513290021 cubic inches would be around 198.5 feet tall.

Recreational maths with 13513290021

• 13513290021 backwards is 12009231531
• 13513290021 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 13513290021's digits is 27
• More coming soon!