149678928

Names of 149678928

• Cardinal: 149678928 can be written as One hundred forty-nine million, six hundred seventy-eight thousand, nine hundred twenty-eight.

Scientific notation

• Scientific notation: 1.49678928 × 10⁸

Factors of 149678928

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 2369

Divisors of 149678928

• Number of divisors d(n): 150
• Complete list of divisors:
  1 2 3 4 6 7 8 9 12 14 16 18 21 24 27 28 36 42 48 49 54 56 63 72 81 84 98 108 112 126 144 147 162 168 189 196 216 252 294 324 336 378 392 432 441 504 567 588 648 756 784 882 1008 1134 1176 1296 1323 1512 1764 2268 2352 2357 2646 3024 3528 3969 4536 4714 5292 7056 7071 7938 9072 9428 10584 14142 15876 16499 18856 21168 21213 28284 31752 32998 37712 42426 49497 56568 63504 63639 65996 84852 98994 113136 115493 127278 131992 148491 169704 190917 197988 230986 254556 263984 296982 339408 346479 381834 395976 445473 461972 509112 593964 692958 763668 791952 890946 923944 1018224 1039437 1187928 1336419 1385916 1527336 1781892 1847888 2078874 2375856 2672838 2771832 3054672 3118311 3563784 4157748 5345676 5543664 6236622 7127568 8315496 9354933 10691352 12473244 16630992 18709866 21382704 24946488 37419732 49892976 74839464 149678928
• Sum of all divisors σ(n): 504156906
• Sum of proper divisors (its aliquot sum) s(n): 354477978
• 149678928 is an abundant number, because the sum of its proper divisors (354477978) is greater than itself. Its abundance is 204799050

Bases of 149678928

• Binary: 1000111010111110101101010000₂
• Hexadecimal: 0x8EBEB50
• Base-36: 2H4500

Squares and roots of 149678928

• 149678928 squared (149678928²) is 22403781487229184
• 149678928 cubed (149678928³) is 3353373996154709951434752
• The square root of 149678928 is 12234.3339826899
• The cube root of 149678928 is 530.9499138813

Scales and comparisons

• 149,678,928 seconds is equal to 4 years, 39 weeks, 3 days, 9 hours, 28 minutes, 48 seconds.
• To count from 1 to 149,678,928 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 149678928 cubic inches would be around 44.2 feet tall.

Recreational maths with 149678928

• 149678928 backwards is 829876941
• 149678928 is a Harshad number.
• The number of decimal digits it has is: 9
• The sum of 149678928's digits is 54
• More coming soon!