30908151309

Names of 30908151309

• Cardinal: 30908151309 can be written as Thirty billion, nine hundred eight million, one hundred fifty-one thousand, three hundred nine.

Scientific notation

• Scientific notation: 3.0908151309 × 10¹⁰

Factors of 30908151309

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 731

Divisors of 30908151309

• Number of divisors d(n): 128
• Complete list of divisors:
  1 3 7 21 29 31 41 73 87 93 123 203 217 219 287 511 547 609 651 861 899 1189 1271 1533 1641 2117 2263 2697 2993 3567 3813 3829 6293 6351 6789 8323 8897 8979 11487 14819 15841 15863 16957 18879 20951 22427 24969 26691 36859 39931 44457 47523 47589 50871 62853 65627 67281 86797 92783 110577 111041 118699 119793 156989 196881 258013 260391 278349 279517 333123 356097 459389 470967 491753 607579 649481 650383 695237 774039 838551 1157999 1237861 1378167 1475259 1637171 1822737 1948443 1951149 2085711 2690707 3442271 3473997 3713583 4552681 4866659 4911513 8072121 8105993 8665027 10326813 11460197 13658043 14599977 18834949 20161873 24317979 25995081 34380591 35897969 47477959 50752301 56504847 60485619 107693907 141133111 142433877 152256903 251285783 332345713 355266107 423399333 753857349 997037139 1065798321 1471816729 4415450187 10302717103 30908151309
• Sum of all divisors σ(n): 52321812480
• Sum of proper divisors (its aliquot sum) s(n): 21413661171
• 30908151309 is a deficient number, because the sum of its proper divisors (21413661171) is less than itself. Its deficiency is 9494490138

Bases of 30908151309

• Binary: 11100110010010001001111011000001101₂
• Hexadecimal: 0x73244F60D
• Base-36: E75WY6L

Squares and roots of 30908151309

• 30908151309 squared (30908151309²) is 955313817340038413481
• 30908151309 cubed (30908151309³) is 29526984013924295187743053396629
• The square root of 30908151309 is 175807.1423719753
• The cube root of 30908151309 is 3138.2750918471

Scales and comparisons

• 30,908,151,309 seconds is equal to 982 years, 40 weeks, 5 days, 5 hours, 35 minutes, 9 seconds.
• To count from 1 to 30,908,151,309 would take you about one thousand, nine hundred sixty-five 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 30908151309 cubic inches would be around 261.5 feet tall.

Recreational maths with 30908151309

• 30908151309 backwards is 90315180903
• The number of decimal digits it has is: 11
• The sum of 30908151309's digits is 39
• More coming soon!