1621505131004

Names of 1621505131004

• Cardinal: 1621505131004 can be written as One trillion, six hundred twenty-one billion, five hundred five million, one hundred thirty-one thousand and four.

Scientific notation

• Scientific notation: 1.621505131004 × 10¹²

Factors of 1621505131004

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 964

Divisors of 1621505131004

• Number of divisors d(n): 108
• Complete list of divisors:
  1 2 4 11 19 22 38 44 76 181 209 361 362 418 722 724 751 836 1444 1502 1991 3004 3439 3971 3982 6878 7942 7964 8261 13756 14269 15884 16522 28538 33044 37829 57076 65341 75658 130682 135931 151316 156959 261364 271111 271862 313918 542222 543724 564001 627836 718751 1084444 1128002 1437502 1495241 2256004 2582689 2875004 2982221 2990482 5165378 5964442 5980964 6204011 10330756 10716019 11928884 12408022 21432038 24816044 28409579 42864076 49071091 56819158 98142182 102084181 113638316 117876209 196284364 203604361 204168362 235752418 407208722 408336724 471504836 539782001 814417444 1079564002 1122925991 1939599439 2159128004 2239647971 2245851982 3879198878 4479295942 4491703964 7758397756 8958591884 21335593829 36852389341 42671187658 73704778682 85342375316 147409557364 405376282751 810752565502 1621505131004
• Sum of all divisors σ(n): 3289532612184
• Sum of proper divisors (its aliquot sum) s(n): 1668027481180
• 1621505131004 is an abundant number, because the sum of its proper divisors (1668027481180) is greater than itself. Its abundance is 46522350176

Bases of 1621505131004

• Binary: 10111100110001001001111001100000111111100₂
• Hexadecimal: 0x179893CC1FC
• Base-36: KOWQAEIK

Squares and roots of 1621505131004

• 1621505131004 squared (1621505131004²) is 2629278889872299202048016
• 1621505131004 cubed (1621505131004³) is 4263389210768434206447552849178288064
• The square root of 1621505131004 is 1273383.3401627335
• The cube root of 1621505131004 is 11748.2390745839

Scales and comparisons

• 1,621,505,131,004 seconds is equal to 51,558 years, 44 weeks, 11 hours, 56 minutes, 44 seconds.
• To count from 1 to 1,621,505,131,004 would take you about one hundred twenty-eight thousand, eight hundred ninety-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 1621505131004 cubic inches would be around 979 feet tall.

Recreational maths with 1621505131004

• 1621505131004 backwards is 4001315051261
• The number of decimal digits it has is: 13
• The sum of 1621505131004's digits is 29
• More coming soon!