390105128970432

Names of 390105128970432

• Cardinal: 390105128970432 can be written as Three hundred ninety trillion, one hundred five billion, one hundred twenty-eight million, nine hundred seventy thousand, four hundred thirty-two.

Scientific notation

• Scientific notation: 3.90105128970432 × 10¹⁴

Factors of 390105128970432

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 6094

Divisors of 390105128970432

• Number of divisors d(n): 84
• Complete list of divisors:
  1 2 3 4 6 8 9 12 16 18 24 27 32 36 48 54 64 72 96 108 144 192 216 288 432 576 864 1728 6089 12178 18267 24356 36534 48712 54801 73068 97424 109602 146136 164403 194848 219204 292272 328806 389696 438408 584544 657612 876816 1169088 1315224 1753632 2630448 3507264 5260896 10521792 37075921 74151842 111227763 148303684 222455526 296607368 333683289 444911052 593214736 667366578 889822104 1001049867 1186429472 1334733156 1779644208 2002099734 2372858944 2669466312 3559288416 4004199468 5338932624 7118576832 8008398936 10677865248 16016797872 21355730496 32033595744 64067191488
• Sum of all divisors σ(n): 390229438394824
• Sum of proper divisors (its aliquot sum) s(n): 124309424392
• 390105128970432 is a deficient number, because the sum of its proper divisors (124309424392) is less than itself. Its deficiency is 389980819546040

Bases of 390105128970432

• Binary: 1011000101100110001101101101000110010100011000000₂
• Hexadecimal: 0x162CC6DA328C0
• Base-36: 3UA3TLKMO0

Squares and roots of 390105128970432

• 390105128970432 squared (390105128970432²) is 152182011649037384092330266624
• 390105128970432 cubed (390105128970432³) is 59366983281327513726722309199117893172461568
• The square root of 390105128970432 is 19751079.1849567551
• 390105128970432 is a perfect cube number. Its cube root is 73068

Scales and comparisons

• 390,105,128,970,432 seconds is equal to 12,404,136 years, 22 weeks, 1 day, 9 hours, 7 minutes, 12 seconds.
• To count from 1 to 390,105,128,970,432 would take you about thirty-one million, ten thousand, three hundred forty-one 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 390105128970432 cubic inches would be around 6089 feet tall.

Recreational maths with 390105128970432

• 390105128970432 backwards is 234079821501093
• 390105128970432 is a Harshad number.
• The number of decimal digits it has is: 15
• The sum of 390105128970432's digits is 54
• More coming soon!