30731681630

Names of 30731681630

• Cardinal: 30731681630 can be written as Thirty billion, seven hundred thirty-one million, six hundred eighty-one thousand, six hundred thirty.

Scientific notation

• Scientific notation: 3.073168163 × 10¹⁰

Factors of 30731681630

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 416

Divisors of 30731681630

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 5 10 13 26 37 65 74 130 169 185 338 359 370 481 718 845 962 1369 1690 1795 2405 2738 3590 4667 4810 6253 6845 9334 12506 13283 13690 17797 23335 26566 31265 35594 46670 50653 60671 62530 66415 88985 101306 121342 132830 172679 177970 231361 253265 303355 345358 462722 491471 506530 606710 658489 863395 982942 1156805 1316978 1726790 2244827 2313610 2457355 3292445 4489654 4914710 6389123 6584890 8560357 11224135 12778246 17120714 18184427 22448270 31945615 36368854 42801785 63891230 83058599 85603570 90922135 166117198 181844270 236397551 415292995 472795102 830585990 1181987755 2363975510 3073168163 6146336326 15365840815 30731681630
• Sum of all divisors σ(n): 61734830400
• Sum of proper divisors (its aliquot sum) s(n): 31003148770
• 30731681630 is an abundant number, because the sum of its proper divisors (31003148770) is greater than itself. Its abundance is 271467140

Bases of 30731681630

• Binary: 11100100111110000000011111101011110₂
• Hexadecimal: 0x727C03F5E
• Base-36: E48ULB2

Squares and roots of 30731681630

• 30731681630 squared (30731681630²) is 944436255807679456900
• 30731681630 cubed (30731681630³) is 29024114333310843578542106747000
• The square root of 30731681630 is 175304.5396731071
• The cube root of 30731681630 is 3132.2910421001

Scales and comparisons

• 30,731,681,630 seconds is equal to 977 years, 8 weeks, 6 days, 18 hours, 13 minutes, 50 seconds.
• To count from 1 to 30,731,681,630 would take you about one thousand, nine hundred fifty-four 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 30731681630 cubic inches would be around 261 feet tall.

Recreational maths with 30731681630

• 30731681630 backwards is 03618613703
• The number of decimal digits it has is: 11
• The sum of 30731681630's digits is 38
• More coming soon!