123406306842

Names of 123406306842

• Cardinal: 123406306842 can be written as One hundred twenty-three billion, four hundred six million, three hundred six thousand, eight hundred forty-two.

Scientific notation

• Scientific notation: 1.23406306842 × 10¹¹

Factors of 123406306842

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 181

Divisors of 123406306842

• Number of divisors d(n): 192
• Complete list of divisors:
  1 2 3 6 7 13 14 21 26 39 42 49 73 78 83 91 98 146 147 166 182 219 249 273 294 438 498 511 546 581 637 949 1022 1079 1162 1274 1533 1743 1898 1911 2158 2847 3066 3237 3486 3577 3822 4067 5329 5694 6059 6474 6643 7154 7553 8134 10658 10731 12118 12201 13286 15106 15987 18177 19929 21462 22659 24402 31974 36354 37303 39858 42413 45318 46501 52871 69277 74606 78767 84826 93002 105742 111909 127239 138554 139503 157534 158613 207831 223818 236301 254478 261121 279006 296891 317226 389017 415662 442307 472602 484939 522242 551369 593782 778034 783363 884614 890673 969878 1102738 1167051 1326921 1454817 1566726 1654107 1781346 2334102 2653842 2723119 2909634 3096149 3308214 3394573 3859583 5057221 5446238 5749991 6192298 6789146 7719166 8169357 9288447 10114442 10183719 11499982 11578749 15171663 16338714 17249973 18576894 19061833 20367438 21673043 23157498 30343326 32288411 34499946 35400547 38123666 40249937 43346086 57185499 64576822 65019129 70801094 80499874 96865233 106201641 114370998 120749811 130038258 193730466 212403282 226018877 241499622 247803829 281749559 419749343 452037754 495607658 563499118 678056631 743411487 839498686 845248677 1259248029 1356113262 1486822974 1582132139 1690497354 2518496058 2938245401 3164264278 4746396417 5876490802 8814736203 9492792834 17629472406 20567717807 41135435614 61703153421 123406306842
• Sum of all divisors σ(n): 317265137280
• Sum of proper divisors (its aliquot sum) s(n): 193858830438
• 123406306842 is an abundant number, because the sum of its proper divisors (193858830438) is greater than itself. Its abundance is 70452523596

Bases of 123406306842

• Binary: 1110010111011100101101100111000011010₂
• Hexadecimal: 0x1CBB96CE1A
• Base-36: 1KOWXFRU

Squares and roots of 123406306842

• 123406306842 squared (123406306842²) is 15229116568381856012964
• 123406306842 cubed (123406306842³) is 1879369032170317398561298113899688
• The square root of 123406306842 is 351292.3381487277
• The cube root of 123406306842 is 4978.6598067021

Scales and comparisons

• 123,406,306,842 seconds is equal to 3,923 years, 48 weeks, 5 days, 17 hours, 40 minutes, 42 seconds.
• To count from 1 to 123,406,306,842 would take you about seven thousand, eight hundred forty-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 123406306842 cubic inches would be around 414.9 feet tall.

Recreational maths with 123406306842

• 123406306842 backwards is 248603604321
• 123406306842 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 123406306842's digits is 39
• More coming soon!