1321885161428

Names of 1321885161428

• Cardinal: 1321885161428 can be written as One trillion, three hundred twenty-one billion, eight hundred eighty-five million, one hundred sixty-one thousand, four hundred twenty-eight.

Scientific notation

• Scientific notation: 1.321885161428 × 10¹²

Factors of 1321885161428

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 3884

Divisors of 1321885161428

• Number of divisors d(n): 72
• Complete list of divisors:
  1 2 4 13 26 52 61 122 244 347 694 793 1388 1586 3172 3461 4511 6922 9022 13844 18044 21167 42334 44993 84668 89986 120409 179972 211121 240818 275171 422242 481636 550342 844484 1100684 1200967 1565317 2401934 2744573 3130634 4803868 5489146 6261268 7344949 10978292 14689898 15612571 29379796 31225142 62450284 73258987 95484337 146517974 190968674 293035948 381937348 416735549 833471098 952366831 1666942196 1904733662 3809467324 5417562137 10835124274 21670248548 25420868489 50841736978 101683473956 330471290357 660942580714 1321885161428
• Sum of all divisors σ(n): 2540137019784
• Sum of proper divisors (its aliquot sum) s(n): 1218251858356
• 1321885161428 is a deficient number, because the sum of its proper divisors (1218251858356) is less than itself. Its deficiency is 103633303072

Bases of 1321885161428

• Binary: 10011001111000110011111101101011111010100₂
• Hexadecimal: 0x133C67ED7D4
• Base-36: GV9KAMDW

Squares and roots of 1321885161428

• 1321885161428 squared (1321885161428²) is 1747380380003529618999184
• 1321885161428 cubed (1321885161428³) is 2309836195697085733620515677640274752
• The square root of 1321885161428 is 1149732.6478046973
• The cube root of 1321885161428 is 10974.8327146679

Scales and comparisons

• 1,321,885,161,428 seconds is equal to 42,031 years, 44 weeks, 4 days, 18 hours, 37 minutes, 8 seconds.
• To count from 1 to 1,321,885,161,428 would take you about one hundred five thousand and seventy-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 1321885161428 cubic inches would be around 914.6 feet tall.

Recreational maths with 1321885161428

• 1321885161428 backwards is 8241615881231
• The number of decimal digits it has is: 13
• The sum of 1321885161428's digits is 50
• More coming soon!