13195834821

Names of 13195834821

• Cardinal: 13195834821 can be written as Thirteen billion, one hundred ninety-five million, eight hundred thirty-four thousand, eight hundred twenty-one.

Scientific notation

• Scientific notation: 1.3195834821 × 10¹⁰

Factors of 13195834821

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 155

Divisors of 13195834821

• Number of divisors d(n): 144
• Complete list of divisors:
  1 3 9 13 27 31 39 47 61 81 93 117 141 183 243 279 351 403 423 549 611 793 837 1053 1209 1269 1457 1647 1833 1891 2209 2379 2511 2867 3159 3627 3807 4371 4941 5499 5673 6627 7137 7533 8601 10881 11421 13113 14823 16497 17019 18941 19881 21411 24583 25803 28717 32643 37271 39339 49491 51057 56823 59643 64233 68479 73749 77409 86151 88877 97929 111813 118017 134749 148473 153171 170469 178929 192699 205437 221247 232227 258453 266631 335439 354051 404247 459513 511407 536787 616311 663741 696681 775359 799893 890227 1006317 1155401 1212741 1534221 1751737 1848933 1991223 2326077 2399679 2670681 3018951 3466203 3638223 4177219 4602663 5255211 5546799 5973669 6978231 7199037 8012043 9056853 10398609 10914669 12531657 15765633 16640397 21597111 24036129 31195827 32744007 37594971 47296899 54303847 72108387 93587481 112784913 141890697 162911541 216325161 280762443 338354739 425672091 488734623 1015064217 1466203869 4398611607 13195834821
• Sum of all divisors σ(n): 22819317248
• Sum of proper divisors (its aliquot sum) s(n): 9623482427
• 13195834821 is a deficient number, because the sum of its proper divisors (9623482427) is less than itself. Its deficiency is 3572352394

Bases of 13195834821

• Binary: 1100010010100010000111010111000101₂
• Hexadecimal: 0x3128875C5
• Base-36: 628GJB9

Squares and roots of 13195834821

• 13195834821 squared (13195834821²) is 174130056623116102041
• 13195834821 cubed (13195834821³) is 2297791464570017132838416969661
• The square root of 13195834821 is 114873.1248856755
• The cube root of 13195834821 is 2363.0828965337

Scales and comparisons

• 13,195,834,821 seconds is equal to 419 years, 30 weeks, 3 days, 13 hours, 40 minutes, 21 seconds.
• To count from 1 to 13,195,834,821 would take you about eight hundred thirty-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 13195834821 cubic inches would be around 196.9 feet tall.

Recreational maths with 13195834821

• 13195834821 backwards is 12843859131
• The number of decimal digits it has is: 11
• The sum of 13195834821's digits is 45
• More coming soon!