12372742305

Names of 12372742305

• Cardinal: 12372742305 can be written as Twelve billion, three hundred seventy-two million, seven hundred forty-two thousand, three hundred five.

Scientific notation

• Scientific notation: 1.2372742305 × 10¹⁰

Factors of 12372742305

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 2725

Divisors of 12372742305

• Number of divisors d(n): 192
• Complete list of divisors:
  1 3 5 7 9 11 15 21 27 33 35 45 49 55 63 77 81 99 105 135 147 165 189 231 243 245 297 315 343 385 405 441 495 539 567 693 735 891 945 1029 1155 1215 1323 1485 1617 1701 1715 2079 2205 2673 2695 2699 2835 3087 3465 3773 3969 4455 4851 5145 6237 6615 8085 8097 8505 9261 10395 11319 11907 13365 13495 14553 15435 18711 18865 18893 19845 24255 24291 27783 29689 31185 33957 40485 43659 46305 56595 56679 59535 72765 72873 83349 89067 93555 94465 101871 121455 130977 132251 138915 148445 169785 170037 207823 218295 218619 267201 283395 305613 364365 396753 416745 445335 509355 510111 623469 654885 655857 661255 801603 850185 916839 925757 1039115 1093095 1190259 1336005 1454761 1528065 1530333 1870407 1983765 2404809 2550555 2777271 3117345 3279285 3570777 4008015 4364283 4584195 4590999 4628785 5611221 5951295 7214427 7273805 7651665 8331813 9352035 10183327 10712331 12024045 13092849 13886355 16833663 17853885 21821415 22954995 24995439 28056105 30549981 32136993 36072135 39278547 41659065 50500989 50916635 53561655 65464245 74986317 84168315 91649943 117835641 124977195 152749905 160684965 196392735 224958951 252504945 274949829 353506923 374931585 458249715 589178205 824849487 1124794755 1374749145 1767534615 2474548461 4124247435 12372742305
• Sum of all divisors σ(n): 28304640000
• Sum of proper divisors (its aliquot sum) s(n): 15931897695
• 12372742305 is an abundant number, because the sum of its proper divisors (15931897695) is greater than itself. Its abundance is 3559155390

Bases of 12372742305

• Binary: 1011100001011110010001000010100001₂
• Hexadecimal: 0x2E17910A1
• Base-36: 5OMET29

Squares and roots of 12372742305

• 12372742305 squared (12372742305²) is 153084752145936713025
• 12372742305 cubed (12372742305³) is 1894078189126470703097062022625
• The square root of 12372742305 is 111232.8292591715
• The cube root of 12372742305 is 2312.8918328195

Scales and comparisons

• 12,372,742,305 seconds is equal to 393 years, 21 weeks, 4 days, 51 minutes, 45 seconds.
• To count from 1 to 12,372,742,305 would take you about seven hundred eighty-six 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 12372742305 cubic inches would be around 192.7 feet tall.

Recreational maths with 12372742305

• 12372742305 backwards is 50324727321
• The number of decimal digits it has is: 11
• The sum of 12372742305's digits is 36
• More coming soon!