121626138240

Names of 121626138240

• Cardinal: 121626138240 can be written as One hundred twenty-one billion, six hundred twenty-six million, one hundred thirty-eight thousand, two hundred forty.

Scientific notation

• Scientific notation: 1.2162613824 × 10¹¹

Factors of 121626138240

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 1242124

Divisors of 121626138240

• Number of divisors d(n): 192
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 15 16 17 18 20 24 30 32 34 36 40 45 48 51 60 64 68 72 80 85 90 96 102 120 128 136 144 153 160 170 180 192 204 240 255 272 288 306 320 340 360 384 408 480 510 544 576 612 640 680 720 765 816 960 1020 1088 1152 1224 1360 1440 1530 1632 1920 2040 2176 2448 2720 2880 3060 3264 4080 4896 5440 5760 6120 6528 8160 9792 10880 12240 16320 19584 24480 32640 48960 97920 1242097 2484194 3726291 4968388 6210485 7452582 9936776 11178873 12420970 14905164 18631455 19873552 21115649 22357746 24841940 29810328 37262910 39747104 42231298 44715492 49683880 55894365 59620656 63346947 74525820 79494208 84462596 89430984 99367760 105578245 111788730 119241312 126693894 149051640 158988416 168925192 178861968 190040841 198735520 211156490 223577460 238482624 253387788 298103280 316734735 337850384 357723936 380081682 397471040 422312980 447154920 476965248 506775576 596206560 633469470 675700768 715447872 760163364 794942080 844625960 894309840 950204205 1013551152 1192413120 1266938940 1351401536 1430895744 1520326728 1689251920 1788619680 1900408410 2027102304 2384826240 2533877880 2702803072 3040653456 3378503840 3577239360 3800816820 4054204608 5067755760 6081306912 6757007680 7154478720 7601633640 8108409216 10135511520 12162613824 13514015360 15203267280 20271023040 24325227648 30406534560 40542046080 60813069120 121626138240
• Sum of all divisors σ(n): 444695925960
• Sum of proper divisors (its aliquot sum) s(n): 323069787720
• 121626138240 is an abundant number, because the sum of its proper divisors (323069787720) is greater than itself. Its abundance is 201443649480

Bases of 121626138240

• Binary: 1110001010001011110111001011010000000₂
• Hexadecimal: 0x1C517B9680
• Base-36: 1JVH28W0

Squares and roots of 121626138240

• 121626138240 squared (121626138240²) is 14792917503175590297600
• 121626138240 cubed (121626138240³) is 1799205429214149984529500340224000
• The square root of 121626138240 is 348749.3917414051
• The cube root of 121626138240 is 4954.6042693989

Scales and comparisons

• 121,626,138,240 seconds is equal to 3,867 years, 17 weeks, 2 days, 22 hours, 24 minutes.
• To count from 1 to 121,626,138,240 would take you about seven thousand, seven hundred thirty-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 121626138240 cubic inches would be around 412.9 feet tall.

Recreational maths with 121626138240

• 121626138240 backwards is 042831626121
• 121626138240 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 121626138240's digits is 36
• More coming soon!