389940208416

Names of 389940208416

• Cardinal: 389940208416 can be written as Three hundred eighty-nine billion, nine hundred forty million, two hundred eight thousand, four hundred sixteen.

Scientific notation

• Scientific notation: 3.89940208416 × 10¹¹

Factors of 389940208416

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 6478308

Divisors of 389940208416

• Number of divisors d(n): 144
• Complete list of divisors:
  1 2 3 4 6 8 9 11 12 16 18 19 22 24 32 33 36 38 44 48 57 66 72 76 88 96 99 114 132 144 152 171 176 198 209 228 264 288 304 342 352 396 418 456 528 608 627 684 792 836 912 1056 1254 1368 1584 1672 1824 1881 2508 2736 3168 3344 3762 5016 5472 6688 7524 10032 15048 20064 30096 60192 6478273 12956546 19434819 25913092 38869638 51826184 58304457 71261003 77739276 103652368 116608914 123087187 142522006 155478552 207304736 213783009 233217828 246174374 285044012 310957104 369261561 427566018 466435656 492348748 570088024 621914208 641349027 738523122 855132036 932871312 984697496 1107784683 1140176048 1282698054 1353959057 1477046244 1710264072 1865742624 1969394992 2215569366 2280352096 2565396108 2707918114 2954092488 3420528144 3938789984 4061877171 4431138732 5130792216 5415836228 5908184976 6841056288 8123754342 8862277464 10261584432 10831672456 11816369952 12185631513 16247508684 17724554928 20523168864 21663344912 24371263026 32495017368 35449109856 43326689824 48742526052 64990034736 97485052104 129980069472 194970104208 389940208416
• Sum of all divisors σ(n): 1273369537440
• Sum of proper divisors (its aliquot sum) s(n): 883429329024
• 389940208416 is an abundant number, because the sum of its proper divisors (883429329024) is greater than itself. Its abundance is 493489120608

Bases of 389940208416

• Binary: 101101011001010001111110110001100100000₂
• Hexadecimal: 0x5ACA3F6320
• Base-36: 4Z4WBYG0

Squares and roots of 389940208416

• 389940208416 squared (389940208416²) is 152053366139513517229056
• 389940208416 cubed (389940208416³) is 59291721282796258241147303450935296
• The square root of 389940208416 is 624451.9264250851
• The cube root of 389940208416 is 7305.7701824187

Scales and comparisons

• 389,940,208,416 seconds is equal to 12,398 years, 46 weeks, 2 days, 20 hours, 33 minutes, 36 seconds.
• To count from 1 to 389,940,208,416 would take you about twenty-four thousand, seven hundred ninety-seven 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 389940208416 cubic inches would be around 608.8 feet tall.

Recreational maths with 389940208416

• 389940208416 backwards is 614802049983
• The number of decimal digits it has is: 12
• The sum of 389940208416's digits is 54
• More coming soon!