978013225879209

Names of 978013225879209

• Cardinal: 978013225879209 can be written as Nine hundred seventy-eight trillion, thirteen billion, two hundred twenty-five million, eight hundred seventy-nine thousand, two hundred nine.

Scientific notation

• Scientific notation: 9.78013225879209 × 10¹⁴

Factors of 978013225879209

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 25914

Divisors of 978013225879209

• Number of divisors d(n): 81
• Complete list of divisors:
  1 3 9 13 31 39 93 117 169 279 403 507 961 1209 1521 2883 3627 5239 8649 12493 15717 25867 37479 47151 77601 112437 162409 232803 336271 487227 801877 1008813 1461681 2405631 3026439 4371523 7216893 10424401 13114569 24858187 31273203 39343707 74574561 93819609 135517213 223723683 323156431 406551639 669101689 969469293 1219654917 2007305067 2908407879 4201033603 6021915201 8698321957 12603100809 20742152359 26094965871 37809302427 62226457077 78284897613 113078185441 186679371231 269647980667 339234556323 643006723129 808943942001 1017703668969 1929020169387 2426831826003 3505423748671 5787060508161 8359087400677 10516271246013 25077262202031 31548813738039 75231786606093 108668136208801 326004408626403 978013225879209
• Sum of all divisors σ(n): 1580711476896279
• Sum of proper divisors (its aliquot sum) s(n): 602698251017070
• 978013225879209 is a deficient number, because the sum of its proper divisors (602698251017070) is less than itself. Its deficiency is 375314974862139

Bases of 978013225879209

• Binary: 11011110010111111101110010111010100000011010101001₂
• Hexadecimal: 0x3797F72EA06A9
• Base-36: 9MOD2N4VC9

Squares and roots of 978013225879209

• 978013225879209 squared (978013225879209²) is 956509869994656684851058465681
• 978013225879209 cubed (978013225879209³) is 935479303538777003407124443915440893777926329
• 978013225879209 is a perfect square number. Its square root is 31273203
• The cube root of 978013225879209 is 99261.6696281713

Scales and comparisons

• 978,013,225,879,209 seconds is equal to 31,097,795 years, 20 weeks, 1 day, 18 hours, 9 seconds.
• To count from 1 to 978,013,225,879,209 would take you about seventy-seven million, seven hundred forty-four thousand, four hundred eighty-eight 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 978013225879209 cubic inches would be around 8271.8 feet tall.

Recreational maths with 978013225879209

• 978013225879209 backwards is 902978522310879
• The number of decimal digits it has is: 15
• The sum of 978013225879209's digits is 72
• More coming soon!