1368120390

Names of 1368120390

• Cardinal: 1368120390 can be written as One billion, three hundred sixty-eight million, one hundred twenty thousand, three hundred ninety.

Scientific notation

• Scientific notation: 1.36812039 × 10⁹

Factors of 1368120390

• Number of distinct prime factors ω(n): 8
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 807

Divisors of 1368120390

• Number of divisors d(n): 256
• Complete list of divisors:
  1 2 3 5 6 7 10 13 14 15 17 21 26 30 34 35 39 41 42 51 65 70 78 82 85 91 102 105 119 123 130 170 182 195 205 210 221 238 246 255 273 287 357 390 410 442 455 510 533 546 574 595 615 663 697 714 719 861 910 1066 1105 1190 1230 1326 1365 1394 1435 1438 1547 1599 1722 1785 2091 2157 2210 2665 2730 2870 3094 3198 3315 3485 3570 3595 3731 4182 4305 4314 4641 4879 5033 5330 6630 6970 7190 7462 7735 7995 8610 9061 9282 9347 9758 10066 10455 10785 11193 12223 14637 15099 15470 15990 18122 18655 18694 20910 21570 22386 23205 24395 24446 25165 27183 28041 29274 29479 30198 36669 37310 45305 46410 46735 48790 50330 54366 55965 56082 58958 61115 63427 65429 73185 73338 75495 85561 88437 90610 93470 111930 122230 126854 130858 135915 140205 146370 147395 150990 158899 171122 176874 183345 190281 196287 206353 256683 271830 280410 294790 317135 317798 327145 366690 380562 383227 392574 412706 427805 442185 476697 501143 513366 619059 634270 654290 766454 794495 855610 884370 951405 953394 981435 1002286 1031765 1112293 1149681 1238118 1283415 1503429 1588990 1902810 1916135 1962870 2063530 2224586 2299362 2383485 2505715 2566830 2682589 3006858 3095295 3336879 3508001 3832270 4766970 5011430 5365178 5561465 5748405 6190590 6514859 6673758 7016002 7517145 8047767 10524003 11122930 11496810 13029718 13412945 15034290 16095534 16684395 17540005 19544577 21048006 26825890 32574295 33368790 35080010 39089154 40238835 45604013 52620015 65148590 80477670 91208026 97722885 105240030 136812039 195445770 228020065 273624078 456040130 684060195 1368120390
• Sum of all divisors σ(n): 4389396480
• Sum of proper divisors (its aliquot sum) s(n): 3021276090
• 1368120390 is an abundant number, because the sum of its proper divisors (3021276090) is greater than itself. Its abundance is 1653155700

Bases of 1368120390

• Binary: 1010001100010111101110001000110₂
• Hexadecimal: 0x518BDC46
• Base-36: MMJKG6

Squares and roots of 1368120390

• 1368120390 squared (1368120390²) is 1871753401533752100
• 1368120390 cubed (1368120390³) is 2560783993690183521215319000
• The square root of 1368120390 is 36988.1114684165
• The cube root of 1368120390 is 1110.1323841781

Scales and comparisons

• 1,368,120,390 seconds is equal to 43 years, 26 weeks, 17 hours, 26 minutes, 30 seconds.
• To count from 1 to 1,368,120,390 would take you about eighty-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 1368120390 cubic inches would be around 92.5 feet tall.

Recreational maths with 1368120390

• 1368120390 backwards is 0930218631
• The number of decimal digits it has is: 10
• The sum of 1368120390's digits is 33
• More coming soon!