21262813189398

Names of 21262813189398

• Cardinal: 21262813189398 can be written as Twenty-one trillion, two hundred sixty-two billion, eight hundred thirteen million, one hundred eighty-nine thousand, three hundred ninety-eight.

Scientific notation

• Scientific notation: 2.1262813189398 × 10¹³

Factors of 21262813189398

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 47

Divisors of 21262813189398

• Number of divisors d(n): 168
• Complete list of divisors:
  1 2 3 6 9 11 18 22 31 33 62 66 93 99 121 186 198 242 279 341 363 558 682 726 961 1023 1089 1331 1922 2046 2178 2662 2883 3069 3751 3993 5766 6138 7502 7986 8649 10571 11253 11979 17298 21142 22506 23958 29791 31713 33759 41261 59582 63426 67518 82522 89373 95139 116281 123783 178746 190278 232562 247566 268119 327701 348843 371349 536238 655402 697686 742698 923521 983103 1046529 1279091 1847042 1966206 2093058 2558182 2770563 2949309 3604711 3837273 5541126 5898618 7209422 7674546 8311689 10158731 10814133 11511819 16623378 20317462 21628266 23023638 28629151 30476193 32442399 39651821 57258302 60952386 64884798 79303642 85887453 91428579 111746041 118955463 171774906 182857158 223492082 237910926 257662359 314920661 335238123 356866389 515324718 629841322 670476246 713732778 887503681 944761983 1005714369 1229206451 1775007362 1889523966 2011428738 2458412902 2662511043 2834285949 3464127271 3687619353 5325022086 5668571898 6928254542 7375238706 7987533129 9762540491 10392381813 11062858059 15975066258 19525080982 20784763626 22125716118 29287621473 31177145439 38105399981 58575242946 62354290878 76210799962 87862864419 107387945401 114316199943 175725728838 214775890802 228632399886 322163836203 342948599829 644327672406 685897199658 966491508609 1181267399411 1932983017218 2362534798822 3543802198233 7087604396466 10631406594699 21262813189398
• Sum of all divisors σ(n): 52362007174152
• Sum of proper divisors (its aliquot sum) s(n): 31099193984754
• 21262813189398 is an abundant number, because the sum of its proper divisors (31099193984754) is greater than itself. Its abundance is 9836380795356

Bases of 21262813189398

• Binary: 100110101011010100010011011010101010100010110₂
• Hexadecimal: 0x1356A26D5516
• Base-36: 7JC01ZEHI

Squares and roots of 21262813189398

• 21262813189398 squared (21262813189398²) is 452107224727237549019602404
• 21262813189398 cubed (21262813189398³) is 9613071460952432160271476559817108112792
• The square root of 21262813189398 is 4611161.8047296931
• The cube root of 21262813189398 is 27703.8572781823
• Being both a perfect square and a perfect cube, 21262813189398 is also a perfect sixth number.

Scales and comparisons

• 21,262,813,189,398 seconds is equal to 676,091 years, 35 weeks, 5 days, 21 hours, 3 minutes, 18 seconds.
• To count from 1 to 21,262,813,189,398 would take you about one million, six hundred ninety thousand, two hundred twenty-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 21262813189398 cubic inches would be around 2308.7 feet tall.

Recreational maths with 21262813189398

• 21262813189398 backwards is 89398131826212
• The number of decimal digits it has is: 14
• The sum of 21262813189398's digits is 63
• More coming soon!