161629420782736

Names of 161629420782736

• Cardinal: 161629420782736 can be written as One hundred sixty-one trillion, six hundred twenty-nine billion, four hundred twenty million, seven hundred eighty-two thousand, seven hundred thirty-six.

Scientific notation

• Scientific notation: 1.61629420782736 × 10¹⁴

Factors of 161629420782736

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 430

Divisors of 161629420782736

• Number of divisors d(n): 75
• Complete list of divisors:
  1 2 4 8 16 19 38 76 152 304 361 409 722 818 1444 1636 2888 3272 5776 6544 7771 15542 31084 62168 124336 147649 167281 295298 334562 590596 669124 1181192 1338248 2362384 2676496 3178339 6356678 12713356 25426712 50853424 60388441 68417929 120776882 136835858 241553764 273671716 483107528 547343432 966215056 1094686864 1299940651 2599881302 5199762604 10399525208 20799050416 24698872369 27982932961 49397744738 55965865922 98795489476 111931731844 197590978952 223863463688 395181957904 447726927376 531675726259 1063351452518 2126702905036 4253405810072 8506811620144 10101838798921 20203677597842 40407355195684 80814710391368 161629420782736
• Sum of all divisors σ(n): 331316485960191
• Sum of proper divisors (its aliquot sum) s(n): 169687065177455
• 161629420782736 is an abundant number, because the sum of its proper divisors (169687065177455) is greater than itself. Its abundance is 8057644394719

Bases of 161629420782736

• Binary: 100100110000000001001000001101100000010010010000₂
• Hexadecimal: 0x930048360490
• Base-36: 1LAJJ3ZHXS

Squares and roots of 161629420782736

• 161629420782736 squared (161629420782736²) is 26124069662562731998915645696
• 161629420782736 cubed (161629420782736³) is 4222418248047859877995879036673213169504256
• 161629420782736 is a perfect square number. Its square root is 12713356
• The cube root of 161629420782736 is 54472.0189427405

Scales and comparisons

• 161,629,420,782,736 seconds is equal to 5,139,315 years, 32 weeks, 4 days, 16 hours, 32 minutes, 16 seconds.
• To count from 1 to 161,629,420,782,736 would take you about twelve million, eight hundred forty-eight thousand, two hundred eighty-nine 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 161629420782736 cubic inches would be around 4539.3 feet tall.

Recreational maths with 161629420782736

• 161629420782736 backwards is 637287024926161
• The number of decimal digits it has is: 15
• The sum of 161629420782736's digits is 64
• More coming soon!