25309980969

Names of 25309980969

• Cardinal: 25309980969 can be written as Twenty-five billion, three hundred nine million, nine hundred eighty thousand, nine hundred sixty-nine.

Scientific notation

• Scientific notation: 2.5309980969 × 10¹⁰

Factors of 25309980969

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 276

Divisors of 25309980969

• Number of divisors d(n): 144
• Complete list of divisors:
  1 3 7 13 21 31 39 41 91 93 123 169 181 217 273 287 403 507 533 543 651 861 961 1183 1209 1267 1271 1599 2353 2821 2883 3549 3731 3801 3813 5239 5611 6727 6929 7059 7421 8463 8897 11193 12493 15717 16471 16523 16833 20181 20787 22263 26691 30589 36673 37479 39277 39401 48503 49413 49569 51947 72943 87451 91767 96473 110019 115661 117831 118203 145509 155841 162409 173941 214123 214799 218829 230051 262353 275807 289419 346983 487227 510601 512213 521823 642369 644397 675311 690153 827421 948259 1136863 1217587 1254149 1503593 1531803 1536639 1610357 2025933 2261233 2844777 2990663 3410589 3585491 3652761 3762447 4510779 4831071 6637813 6658769 6783699 7131581 8779043 8971989 10756473 15828631 19913439 19976307 20934641 21394743 26337129 29396029 38878619 46611383 47485893 49921067 62803923 88188087 92710553 116635857 139834149 149763201 205772203 272150333 278131659 617316609 648973871 816450999 1205237189 1946921613 3615711567 8436660323 25309980969
• Sum of all divisors σ(n): 44449921152
• Sum of proper divisors (its aliquot sum) s(n): 19139940183
• 25309980969 is a deficient number, because the sum of its proper divisors (19139940183) is less than itself. Its deficiency is 6170040786

Bases of 25309980969

• Binary: 10111100100100101111010100100101001₂
• Hexadecimal: 0x5E497A929
• Base-36: BMKWQAX

Squares and roots of 25309980969

• 25309980969 squared (25309980969²) is 640595136651142178961
• 25309980969 cubed (25309980969³) is 16213450717474362941616102193209
• The square root of 25309980969 is 159091.1090193289
• The cube root of 25309980969 is 2936.0533284065

Scales and comparisons

• 25,309,980,969 seconds is equal to 804 years, 40 weeks, 3 days, 14 hours, 16 minutes, 9 seconds.
• To count from 1 to 25,309,980,969 would take you about one thousand, six hundred 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 25309980969 cubic inches would be around 244.7 feet tall.

Recreational maths with 25309980969

• 25309980969 backwards is 96908990352
• The number of decimal digits it has is: 11
• The sum of 25309980969's digits is 60
• More coming soon!