1229315920

Names of 1229315920

• Cardinal: 1229315920 can be written as One billion, two hundred twenty-nine million, three hundred fifteen thousand, nine hundred twenty.

Scientific notation

• Scientific notation: 1.22931592 × 10⁹

Factors of 1229315920

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 225

Divisors of 1229315920

• Number of divisors d(n): 240
• Complete list of divisors:
  1 2 4 5 7 8 10 14 16 20 28 35 40 49 53 56 61 70 80 97 98 106 112 122 140 194 196 212 244 245 265 280 305 371 388 392 424 427 485 488 490 530 560 610 679 742 776 784 848 854 970 976 980 1060 1220 1358 1484 1552 1708 1855 1940 1960 2120 2135 2440 2597 2716 2968 2989 3233 3395 3416 3710 3880 3920 4240 4270 4753 4880 5141 5194 5432 5917 5936 5978 6466 6790 6832 7420 7760 8540 9506 10282 10388 10864 11834 11956 12932 12985 13580 14840 14945 16165 17080 19012 20564 20776 22631 23668 23765 23912 25705 25864 25970 27160 29585 29680 29890 32330 34160 35987 38024 41128 41419 41552 45262 47336 47530 47824 51410 51728 51940 54320 59170 59780 64660 71974 76048 82256 82838 90524 94672 95060 102820 103880 113155 118340 119560 129320 143948 158417 165676 179935 181048 190120 205640 207095 207760 226310 236680 239120 251909 258640 287896 289933 313601 316834 331352 359870 362096 380240 411280 414190 452620 473360 503818 575792 579866 627202 633668 662704 719740 792085 828380 905240 1007636 1159732 1254404 1259545 1267336 1439480 1449665 1568005 1584170 1656760 1810480 2015272 2195207 2319464 2508808 2519090 2534672 2878960 2899330 3136010 3168340 3313520 4030544 4390414 4638928 5017616 5038180 5798660 6272020 6336680 8780828 10076360 10976035 11597320 12544040 12673360 15366449 17561656 20152720 21952070 23194640 25088080 30732898 35123312 43904140 61465796 76832245 87808280 122931592 153664490 175616560 245863184 307328980 614657960 1229315920
• Sum of all divisors σ(n): 3478558608
• Sum of proper divisors (its aliquot sum) s(n): 2249242688
• 1229315920 is an abundant number, because the sum of its proper divisors (2249242688) is greater than itself. Its abundance is 1019926768

Bases of 1229315920

• Binary: 1001001010001011101111101010000₂
• Hexadecimal: 0x4945DF50
• Base-36: KBWI8G

Squares and roots of 1229315920

• 1229315920 squared (1229315920²) is 1511217631165446400
• 1229315920 cubed (1229315920³) is 1857763892576371413426688000
• The square root of 1229315920 is 35061.6017888515
• The cube root of 1229315920 is 1071.2426010009

Scales and comparisons

• 1,229,315,920 seconds is equal to 39 years, 4 weeks, 4 days, 4 hours, 38 minutes, 40 seconds.
• To count from 1 to 1,229,315,920 would take you about seventy-eight 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 1229315920 cubic inches would be around 89.3 feet tall.

Recreational maths with 1229315920

• 1229315920 backwards is 0295139221
• The number of decimal digits it has is: 10
• The sum of 1229315920's digits is 34
• More coming soon!