72121950306

Names of 72121950306

• Cardinal: 72121950306 can be written as Seventy-two billion, one hundred twenty-one million, nine hundred fifty thousand, three hundred six.

Scientific notation

• Scientific notation: 7.2121950306 × 10¹⁰

Factors of 72121950306

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 253053

Divisors of 72121950306

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 3 6 7 9 14 18 21 31 42 62 63 73 93 126 146 186 217 219 279 434 438 511 558 651 657 1022 1302 1314 1533 1953 2263 3066 3906 4526 4599 6789 9198 13578 15841 20367 31682 40734 47523 95046 142569 252937 285138 505874 758811 1517622 1770559 2276433 3541118 4552866 5311677 7841047 10623354 15682094 15935031 18464401 23523141 31870062 36928802 47046282 54887329 55393203 70569423 109774658 110786406 129250807 141138846 164661987 166179609 258501614 329323974 332359218 387752421 493985961 572396431 775504842 987971922 1144792862 1163257263 1717189293 2326514526 3434378586 4006775017 5151567879 8013550034 10303135758 12020325051 24040650102 36060975153 72121950306
• Sum of all divisors σ(n): 186874641408
• Sum of proper divisors (its aliquot sum) s(n): 114752691102
• 72121950306 is an abundant number, because the sum of its proper divisors (114752691102) is greater than itself. Its abundance is 42630740796

Bases of 72121950306

• Binary: 1000011001010110011011010000001100010₂
• Hexadecimal: 0x10CACDA062
• Base-36: X4RJP0I

Squares and roots of 72121950306

• 72121950306 squared (72121950306²) is 5201575715941133493636
• 72121950306 cubed (72121950306³) is 375147785298002801849327759252616
• The square root of 72121950306 is 268555.3021371949
• The cube root of 72121950306 is 4162.5150884825

Scales and comparisons

• 72,121,950,306 seconds is equal to 2,293 years, 13 weeks, 1 day, 19 hours, 5 minutes, 6 seconds.
• To count from 1 to 72,121,950,306 would take you about four thousand, five hundred eighty-six 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 72121950306 cubic inches would be around 346.9 feet tall.

Recreational maths with 72121950306

• 72121950306 backwards is 60305912127
• The number of decimal digits it has is: 11
• The sum of 72121950306's digits is 36
• More coming soon!