149215150

Names of 149215150

• Cardinal: 149215150 can be written as One hundred forty-nine million, two hundred fifteen thousand, one hundred fifty.

Scientific notation

• Scientific notation: 1.4921515 × 10⁸

Factors of 149215150

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 345

Divisors of 149215150

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 5 7 10 14 25 29 35 50 58 61 70 122 145 175 203 241 290 305 350 406 427 482 610 725 854 1015 1205 1450 1525 1687 1769 2030 2135 2410 3050 3374 3538 4270 5075 6025 6989 8435 8845 10150 10675 12050 12383 13978 14701 16870 17690 21350 24766 29402 34945 42175 44225 48923 61915 69890 73505 84350 88450 97846 102907 123830 147010 174725 205814 244615 309575 349450 367525 426329 489230 514535 619150 735050 852658 1029070 1223075 2131645 2446150 2572675 2984303 4263290 5145350 5968606 10658225 14921515 21316450 29843030 74607575 149215150
• Sum of all divisors σ(n): 334889280
• Sum of proper divisors (its aliquot sum) s(n): 185674130
• 149215150 is an abundant number, because the sum of its proper divisors (185674130) is greater than itself. Its abundance is 36458980

Bases of 149215150

• Binary: 1000111001001101011110101110₂
• Hexadecimal: 0x8E4D7AE
• Base-36: 2GU75A

Squares and roots of 149215150

• 149215150 squared (149215150²) is 22265160989522500
• 149215150 cubed (149215150³) is 3322299336825748265875000
• The square root of 149215150 is 12215.3653240497
• The cube root of 149215150 is 530.4009663047

Scales and comparisons

• 149,215,150 seconds is equal to 4 years, 38 weeks, 5 days, 39 minutes, 10 seconds.
• To count from 1 to 149,215,150 would take you about 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 149215150 cubic inches would be around 44.2 feet tall.

Recreational maths with 149215150

• 149215150 backwards is 051512941
• The number of decimal digits it has is: 9
• The sum of 149215150's digits is 28
• More coming soon!