389337838436873121

Names of 389337838436873121

• Cardinal: 389337838436873121 can be written as Three hundred eighty-nine quadrillion, three hundred thirty-seven trillion, eight hundred thirty-eight billion, four hundred thirty-six million, eight hundred seventy-three thousand, one hundred twenty-one.

Scientific notation

• Scientific notation: 3.89337838436873121 × 10¹⁷

Factors of 389337838436873121

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 80013

Divisors of 389337838436873121

• Number of divisors d(n): 72
• Complete list of divisors:
  1 3 19 57 89 267 361 643 1083 1691 1929 5073 12217 32129 36651 57227 79259 96387 171681 232123 237777 696369 1087313 1505921 3261939 4517763 7054051 20658947 21162153 28612499 50963537 61976841 85837497 134026969 152890611 402080907 968307203 2546512411 2904921609 4535754793 6281989081 7639537233 13607264379 18397836857 18845967243 55193510571 86179341067 119357792539 258538023201 358073377617 559097028209 1637407480273 1677291084627 2267798058241 4039318979083 4912222440819 6803394174723 10622843535971 12117956937249 31868530607913 76747060602577 201834027183449 230241181807731 359499389138387 605502081550347 1078498167415161 1458194151448963 4374582454346889 6830488393629353 20491465180888059 129779279478957707 389337838436873121
• Sum of all divisors σ(n): 554901629911604640
• Sum of proper divisors (its aliquot sum) s(n): 165563791474731519
• 389337838436873121 is a deficient number, because the sum of its proper divisors (165563791474731519) is less than itself. Its deficiency is 223774046962141602

Bases of 389337838436873121

• Binary: 10101100111001101001011001110000101101001011111001110100001₂
• Hexadecimal: 0x56734B385A5F3A1
• Base-36: 2YHKQTSO7VKX

Squares and roots of 389337838436873121

• 389337838436873121 squared (389337838436873121²) is 151583952438696717011762919852280641
• 389337838436873121 cubed (389337838436873121³) is 59017368384199961734466591717236884644132860601550561
• The square root of 389337838436873121 is 623969421.0751622409
• The cube root of 389337838436873121 is 730200.6319349143

Scales and comparisons

• 389,337,838,436,873,121 seconds is equal to 12,379,738,961 years, 14 weeks, 6 days, 6 hours, 5 minutes, 21 seconds.
• To count from 1 to 389,337,838,436,873,121 would take you about thirty-seven billion, one hundred thirty-nine million, two hundred sixteen thousand, eight hundred eighty-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 389337838436873121 cubic inches would be around 60850.1 feet tall.

Recreational maths with 389337838436873121

• 389337838436873121 backwards is 121378634838733983
• The number of decimal digits it has is: 18
• The sum of 389337838436873121's digits is 87
• More coming soon!