30393995688

Names of 30393995688

• Cardinal: 30393995688 can be written as Thirty billion, three hundred ninety-three million, nine hundred ninety-five thousand, six hundred eighty-eight.

Scientific notation

• Scientific notation: 3.0393995688 × 10¹⁰

Factors of 30393995688

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 2423

Divisors of 30393995688

• Number of divisors d(n): 256
• Complete list of divisors:
  1 2 3 4 6 7 8 9 12 14 18 21 24 27 28 36 41 42 54 56 63 72 82 84 108 123 126 164 168 189 216 229 246 252 287 328 369 378 458 492 504 574 687 738 756 861 916 984 1107 1148 1374 1476 1512 1603 1722 1832 2061 2141 2214 2296 2583 2748 2952 3206 3444 4122 4282 4428 4809 5166 5496 6183 6412 6423 6888 7749 8244 8564 8856 9389 9618 10332 12366 12824 12846 14427 14987 15498 16488 17128 18778 19236 19269 20664 24732 25692 28167 28854 29974 30996 37556 38472 38538 43281 44961 49464 51384 56334 57708 57807 59948 61992 65723 75112 77076 84501 86562 87781 89922 112668 115416 115614 119896 131446 134883 154152 169002 173124 175562 179844 197169 225336 231228 253503 262892 263343 269766 338004 346248 351124 359688 394338 404649 462456 490289 507006 525784 526686 539532 591507 614467 676008 702248 788676 790029 809298 980578 1014012 1053372 1079064 1183014 1228934 1470867 1577352 1580058 1618596 1774521 1843401 1961156 2028024 2106744 2366028 2370087 2457868 2941734 3160116 3237192 3432023 3549042 3686802 3922312 4412601 4732056 4740174 4915736 5530203 5883468 6320232 6864046 7098084 7373604 8825202 9480348 10296069 11060406 11766936 13237803 13728092 14196168 14747208 16590609 17650404 18960696 20101849 20592138 22120812 26475606 27456184 30888207 33181218 35300808 40203698 41184276 44241624 52951212 60305547 61776414 66362436 80407396 82368552 92664621 105902424 120611094 123552828 132724872 140712943 160814792 180916641 185329242 241222188 247105656 281425886 361833282 370658484 422138829 482444376 542749923 562851772 723666564 741316968 844277658 1085499846 1125703544 1266416487 1447333128 1688555316 2170999692 2532832974 3377110632 3799249461 4341999384 5065665948 7598498922 10131331896 15196997844 30393995688
• Sum of all divisors σ(n): 99320256000
• Sum of proper divisors (its aliquot sum) s(n): 68926260312
• 30393995688 is an abundant number, because the sum of its proper divisors (68926260312) is greater than itself. Its abundance is 38532264624

Bases of 30393995688

• Binary: 11100010011100111111001000110101000₂
• Hexadecimal: 0x7139F91A8
• Base-36: DYNST60

Squares and roots of 30393995688

• 30393995688 squared (30393995688²) is 923794973882162593344
• 30393995688 cubed (30393995688³) is 28077820452770522482212433500672
• The square root of 30393995688 is 174338.7383457847
• The cube root of 30393995688 is 3120.7760125939

Scales and comparisons

• 30,393,995,688 seconds is equal to 966 years, 22 weeks, 4 days, 8 hours, 34 minutes, 48 seconds.
• To count from 1 to 30,393,995,688 would take you about one thousand, nine hundred thirty-two 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 30393995688 cubic inches would be around 260.1 feet tall.

Recreational maths with 30393995688

• 30393995688 backwards is 88659939303
• 30393995688 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 30393995688's digits is 63
• More coming soon!