1221078984231108

Names of 1221078984231108

• Cardinal: 1221078984231108 can be written as One quadrillion, two hundred twenty-one trillion, seventy-eight billion, nine hundred eighty-four million, two hundred thirty-one thousand, one hundred eight.

Scientific notation

• Scientific notation: 1.221078984231108 × 10¹⁵

Factors of 1221078984231108

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 373

Divisors of 1221078984231108

• Number of divisors d(n): 120
• Complete list of divisors:
  1 2 3 4 6 12 19 38 57 76 114 228 349 361 698 722 1047 1083 1396 1444 2094 2166 4188 4332 6631 6859 13262 13718 19893 20577 26524 27436 39786 41154 79572 82308 121801 125989 243602 251978 365403 377967 487204 503956 730806 755934 1461612 1511868 2314219 2393791 4628438 4787582 6942657 7181373 9256876 9575164 13885314 14362746 27770628 28725492 42508549 43970161 85017098 87940322 127525647 131910483 170034196 175880644 255051294 263820966 510102588 527641932 807662431 835433059 1615324862 1670866118 2422987293 2506299177 3230649724 3341732236 4845974586 5012598354 9691949172 10025196708 14835483601 15345586189 29670967202 30691172378 44506450803 46036758567 59341934404 61382344756 89012901606 92073517134 178025803212 184147034268 281874188419 291566137591 563748376838 583132275182 845622565257 874698412773 1127496753676 1166264550364 1691245130514 1749396825546 3382490261028 3498793651092 5355609579961 10711219159922 16066828739883 21422438319844 32133657479766 64267314959532 101756582019259 203513164038518 305269746057777 407026328077036 610539492115554 1221078984231108
• Sum of all divisors σ(n): 3016091331098720
• Sum of proper divisors (its aliquot sum) s(n): 1795012346867612
• 1221078984231108 is an abundant number, because the sum of its proper divisors (1795012346867612) is greater than itself. Its abundance is 573933362636504

Bases of 1221078984231108

• Binary: 100010101101001000010011011000110010000100011000100₂
• Hexadecimal: 0x456909B1908C4
• Base-36: C0U3XVVWEC

Squares and roots of 1221078984231108

• 1221078984231108 squared (1221078984231108²) is 1491033885730874499721954907664
• 1221078984231108 cubed (1221078984231108³) is 1820670142642418190815483925025912488176411712
• The square root of 1221078984231108 is 34943940.5939156781
• The cube root of 1221078984231108 is 106884.4644632015

Scales and comparisons

• 1,221,078,984,231,108 seconds is equal to 38,826,534 years, 33 weeks, 6 days, 18 hours, 51 minutes, 48 seconds.
• To count from 1 to 1,221,078,984,231,108 would take you about one hundred sixteen million, four hundred seventy-nine thousand, six hundred three 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 1221078984231108 cubic inches would be around 8907 feet tall.

Recreational maths with 1221078984231108

• 1221078984231108 backwards is 8011324898701221
• 1221078984231108 is a Harshad number.
• The number of decimal digits it has is: 16
• The sum of 1221078984231108's digits is 57
• More coming soon!