145990696720

Names of 145990696720

• Cardinal: 145990696720 can be written as One hundred forty-five billion, nine hundred ninety million, six hundred ninety-six thousand, seven hundred twenty.

Scientific notation

• Scientific notation: 1.4599069672 × 10¹¹

Factors of 145990696720

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 8731538

Divisors of 145990696720

• Number of divisors d(n): 80
• Complete list of divisors:
  1 2 4 5 8 10 11 16 19 20 22 38 40 44 55 76 80 88 95 110 152 176 190 209 220 304 380 418 440 760 836 880 1045 1520 1672 2090 3344 4180 8360 16720 8731501 17463002 34926004 43657505 69852008 87315010 96046511 139704016 165898519 174630020 192093022 331797038 349260040 384186044 480232555 663594076 698520080 768372088 829492595 960465110 1327188152 1536744176 1658985190 1824883709 1920930220 2654376304 3317970380 3649767418 3841860440 6635940760 7299534836 7683720880 9124418545 13271881520 14599069672 18248837090 29198139344 36497674180 72995348360 145990696720
• Sum of all divisors σ(n): 389774249280
• Sum of proper divisors (its aliquot sum) s(n): 243783552560
• 145990696720 is an abundant number, because the sum of its proper divisors (243783552560) is greater than itself. Its abundance is 97792855840

Bases of 145990696720

• Binary: 10000111111101101110010011111100010000₂
• Hexadecimal: 0x21FDB93F10
• Base-36: 1V2F3AJ4

Squares and roots of 145990696720

• 145990696720 squared (145990696720²) is 21313283528791018758400
• 145990696720 cubed (145990696720³) is 3111541111759101007817405352448000
• The square root of 145990696720 is 382087.2893986399
• The cube root of 145990696720 is 5265.5255817333

Scales and comparisons

• 145,990,696,720 seconds is equal to 4,642 years, 2 weeks, 5 days, 3 hours, 18 minutes, 40 seconds.
• To count from 1 to 145,990,696,720 would take you about nine thousand, two hundred eighty-four 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 145990696720 cubic inches would be around 438.8 feet tall.

Recreational maths with 145990696720

• 145990696720 backwards is 027696099541
• The number of decimal digits it has is: 12
• The sum of 145990696720's digits is 58
• More coming soon!