389449889864

Names of 389449889864

• Cardinal: 389449889864 can be written as Three hundred eighty-nine billion, four hundred forty-nine million, eight hundred eighty-nine thousand, eight hundred sixty-four.

Scientific notation

• Scientific notation: 3.89449889864 × 10¹¹

Factors of 389449889864

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 846

Divisors of 389449889864

• Number of divisors d(n): 144
• Complete list of divisors:
  1 2 4 7 8 14 28 49 56 61 98 122 163 196 244 326 392 427 488 613 652 854 1141 1226 1304 1708 2282 2452 2989 3416 4291 4564 4904 5978 7987 8582 9128 9943 11956 15974 17164 19886 23912 26569 30037 31948 34328 37393 39772 53138 60074 63896 69601 74786 79544 99919 106276 120148 139202 149572 185983 199838 212552 240296 261751 278404 299144 371966 399676 487207 523502 556808 699433 743932 799352 974414 1047004 1301881 1398866 1487864 1620709 1832257 1948828 2094008 2603762 2797732 3241418 3664514 3897656 4896031 5207524 5595464 6095059 6482836 7329028 9792062 10415048 11344963 12190118 12965672 14658056 16286797 19584124 22689926 24380236 32573594 39168248 42665413 45379852 48760472 65147188 79414741 85330826 90759704 114007579 130294376 158829482 170661652 228015158 298657891 317658964 341323304 456030316 597315782 635317928 798053053 912060632 993494617 1194631564 1596106106 1986989234 2389263128 3192212212 3973978468 6384424424 6954462319 7947956936 13908924638 27817849276 48681236233 55635698552 97362472466 194724944932 389449889864
• Sum of all divisors σ(n): 870109426620
• Sum of proper divisors (its aliquot sum) s(n): 480659536756
• 389449889864 is an abundant number, because the sum of its proper divisors (480659536756) is greater than itself. Its abundance is 91209646892

Bases of 389449889864

• Binary: 101101010101101000001011011100001001000₂
• Hexadecimal: 0x5AAD05B848
• Base-36: 4YWSEQ88

Squares and roots of 389449889864

• 389449889864 squared (389449889864²) is 151671216715081729938496
• 389449889864 cubed (389449889864³) is 59068338645227455592305858693804544
• The square root of 389449889864 is 624059.2038132279
• The cube root of 389449889864 is 7302.7067579469

Scales and comparisons

• 389,449,889,864 seconds is equal to 12,383 years, 15 weeks, 4 days, 20 hours, 57 minutes, 44 seconds.
• To count from 1 to 389,449,889,864 would take you about twenty-four thousand, seven hundred sixty-six 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 389449889864 cubic inches would be around 608.6 feet tall.

Recreational maths with 389449889864

• 389449889864 backwards is 468988944983
• The number of decimal digits it has is: 12
• The sum of 389449889864's digits is 80
• More coming soon!