1638136150

Names of 1638136150

• Cardinal: 1638136150 can be written as One billion, six hundred thirty-eight million, one hundred thirty-six thousand, one hundred fifty.

Scientific notation

• Scientific notation: 1.63813615 × 10⁹

Factors of 1638136150

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 1131

Divisors of 1638136150

• Number of divisors d(n): 144
• Complete list of divisors:
  1 2 5 7 10 14 17 25 34 35 37 49 50 70 74 85 98 119 170 175 185 238 245 259 350 370 425 490 518 595 629 833 850 925 1063 1190 1225 1258 1295 1666 1813 1850 2126 2450 2590 2975 3145 3626 4165 4403 5315 5950 6290 6475 7441 8330 8806 9065 10630 12950 14882 15725 18071 18130 20825 22015 26575 30821 31450 36142 37205 39331 41650 44030 45325 52087 53150 61642 74410 78662 90355 90650 104174 110075 126497 154105 180710 186025 196655 220150 252994 260435 275317 308210 372050 393310 451775 520870 550634 632485 668627 770525 885479 903550 983275 1264970 1302175 1337254 1376585 1541050 1770958 1927219 1966550 2604350 2753170 3162425 3343135 3854438 4427395 4680389 6324850 6686270 6882925 8854790 9360778 9636095 13765850 16715675 19272190 22136975 23401945 32762723 33431350 44273950 46803890 48180475 65525446 96360950 117009725 163813615 234019450 327627230 819068075 1638136150
• Sum of all divisors σ(n): 3857940576
• Sum of proper divisors (its aliquot sum) s(n): 2219804426
• 1638136150 is an abundant number, because the sum of its proper divisors (2219804426) is greater than itself. Its abundance is 581668276

Bases of 1638136150

• Binary: 1100001101000111111100101010110₂
• Hexadecimal: 0x61A3F956
• Base-36: R3AXXY

Squares and roots of 1638136150

• 1638136150 squared (1638136150²) is 2683490045936822500
• 1638136150 cubed (1638136150³) is 4395922052414269553383375000
• The square root of 1638136150 is 40473.8946729865
• The cube root of 1638136150 is 1178.8267928529

Scales and comparisons

• 1,638,136,150 seconds is equal to 52 years, 4 weeks, 3 days, 21 hours, 49 minutes, 10 seconds.
• To count from 1 to 1,638,136,150 would take you about one hundred 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 1638136150 cubic inches would be around 98.2 feet tall.

Recreational maths with 1638136150

• 1638136150 backwards is 0516318361
• 1638136150 is a Harshad number.
• The number of decimal digits it has is: 10
• The sum of 1638136150's digits is 34
• More coming soon!