1225890000

Names of 1225890000

• Cardinal: 1225890000 can be written as One billion, two hundred twenty-five million, eight hundred ninety thousand.

Scientific notation

• Scientific notation: 1.22589 × 10⁹

Factors of 1225890000

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 320

Divisors of 1225890000

• Number of divisors d(n): 300
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 15 16 18 20 24 25 30 36 40 45 48 50 53 60 72 75 80 90 100 106 120 125 144 150 159 180 200 212 225 240 250 257 265 300 318 360 375 400 424 450 477 500 514 530 600 625 636 720 750 771 795 848 900 954 1000 1028 1060 1125 1200 1250 1272 1285 1325 1500 1542 1590 1800 1875 1908 2000 2056 2120 2250 2313 2385 2500 2544 2570 2650 3000 3084 3180 3600 3750 3816 3855 3975 4112 4240 4500 4626 4770 5000 5140 5300 5625 6000 6168 6360 6425 6625 7500 7632 7710 7950 9000 9252 9540 10000 10280 10600 11250 11565 11925 12336 12720 12850 13250 13621 15000 15420 15900 18000 18504 19080 19275 19875 20560 21200 22500 23130 23850 25700 26500 27242 30000 30840 31800 32125 33125 37008 38160 38550 39750 40863 45000 46260 47700 51400 53000 54484 57825 59625 61680 63600 64250 66250 68105 77100 79500 81726 90000 92520 95400 96375 99375 102800 106000 108968 115650 119250 122589 128500 132500 136210 154200 159000 160625 163452 185040 190800 192750 198750 204315 217936 231300 238500 245178 257000 265000 272420 289125 298125 308400 318000 321250 326904 340525 385500 397500 408630 462600 477000 481875 490356 514000 530000 544840 578250 596250 612945 642500 653808 681050 771000 795000 817260 925200 954000 963750 980712 1021575 1089680 1156500 1192500 1225890 1285000 1362100 1445625 1542000 1590000 1634520 1702625 1927500 1961424 2043150 2313000 2385000 2451780 2570000 2724200 2891250 3064725 3269040 3405250 3855000 4086300 4626000 4770000 4903560 5107875 5448400 5782500 6129450 6810500 7710000 8172600 8513125 9807120 10215750 11565000 12258900 13621000 15323625 16345200 17026250 20431500 23130000 24517800 25539375 27242000 30647250 34052500 40863000 49035600 51078750 61294500 68105000 76618125 81726000 102157500 122589000 136210000 153236250 204315000 245178000 306472500 408630000 612945000 1225890000
• Sum of all divisors σ(n): 4384999476
• Sum of proper divisors (its aliquot sum) s(n): 3159109476
• 1225890000 is an abundant number, because the sum of its proper divisors (3159109476) is greater than itself. Its abundance is 1933219476

Bases of 1225890000

• Binary: 1001001000100011001100011010000₂
• Hexadecimal: 0x491198D0
• Base-36: K9V2S0

Squares and roots of 1225890000

• 1225890000 squared (1225890000²) is 1502806292100000000
• 1225890000 cubed (1225890000³) is 1842275205422469000000000000
• The square root of 1225890000 is 35012.7119772235
• The cube root of 1225890000 is 1070.2465440559

Scales and comparisons

• 1,225,890,000 seconds is equal to 38 years, 50 weeks, 6 days, 13 hours.
• To count from 1 to 1,225,890,000 would take you about seventy-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 1225890000 cubic inches would be around 89.2 feet tall.

Recreational maths with 1225890000

• 1225890000 backwards is 0000985221
• The number of decimal digits it has is: 10
• The sum of 1225890000's digits is 27
• More coming soon!