1530730640

Names of 1530730640

• Cardinal: 1530730640 can be written as One billion, five hundred thirty million, seven hundred thirty thousand, six hundred forty.

Scientific notation

• Scientific notation: 1.53073064 × 10⁹

Factors of 1530730640

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 894

Divisors of 1530730640

• Number of divisors d(n): 80
• Complete list of divisors:
  1 2 4 5 8 10 16 20 40 80 149 281 298 457 562 596 745 914 1124 1192 1405 1490 1828 2248 2285 2384 2810 2980 3656 4496 4570 5620 5960 7312 9140 11240 11920 18280 22480 36560 41869 68093 83738 128417 136186 167476 209345 256834 272372 334952 340465 418690 513668 544744 642085 669904 680930 837380 1027336 1089488 1284170 1361860 1674760 2054672 2568340 2723720 3349520 5136680 5447440 10273360 19134133 38268266 76536532 95670665 153073064 191341330 306146128 382682660 765365320 1530730640
• Sum of all divisors σ(n): 3603452400
• Sum of proper divisors (its aliquot sum) s(n): 2072721760
• 1530730640 is an abundant number, because the sum of its proper divisors (2072721760) is greater than itself. Its abundance is 541991120

Bases of 1530730640

• Binary: 1011011001111010001100010010000₂
• Hexadecimal: 0x5B3D1890
• Base-36: PBCVBK

Squares and roots of 1530730640

• 1530730640 squared (1530730640²) is 2343136292234809600
• 1530730640 cubed (1530730640³) is 3586710516219817129286144000
• The square root of 1530730640 is 39124.5529047937
• The cube root of 1530730640 is 1152.4787466495

Scales and comparisons

• 1,530,730,640 seconds is equal to 48 years, 34 weeks, 6 days, 18 hours, 57 minutes, 20 seconds.
• To count from 1 to 1,530,730,640 would take you about 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 1530730640 cubic inches would be around 96 feet tall.

Recreational maths with 1530730640

• 1530730640 backwards is 0460370351
• The number of decimal digits it has is: 10
• The sum of 1530730640's digits is 29
• More coming soon!