30451717920

Names of 30451717920

• Cardinal: 30451717920 can be written as Thirty billion, four hundred fifty-one million, seven hundred seventeen thousand, nine hundred twenty.

Scientific notation

• Scientific notation: 3.045171792 × 10¹⁰

Factors of 30451717920

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 375414

Divisors of 30451717920

• Number of divisors d(n): 144
• Complete list of divisors:
  1 2 3 4 5 6 8 10 12 13 15 16 20 24 26 30 32 39 40 48 52 60 65 78 80 96 104 120 130 156 160 169 195 208 240 260 312 338 390 416 480 507 520 624 676 780 845 1014 1040 1248 1352 1560 1690 2028 2080 2535 2704 3120 3380 4056 5070 5408 6240 6760 8112 10140 13520 16224 20280 27040 40560 81120 375391 750782 1126173 1501564 1876955 2252346 3003128 3753910 4504692 4880083 5630865 6006256 7507820 9009384 9760166 11261730 12012512 14640249 15015640 18018768 19520332 22523460 24400415 29280498 30031280 36037536 39040664 45046920 48800830 58560996 60062560 63441079 73201245 78081328 90093840 97601660 117121992 126882158 146402490 156162656 180187680 190323237 195203320 234243984 253764316 292804980 317205395 380646474 390406640 468487968 507528632 585609960 634410790 761292948 780813280 951616185 1015057264 1171219920 1268821580 1522585896 1903232370 2030114528 2342439840 2537643160 3045171792 3806464740 5075286320 6090343584 7612929480 10150572640 15225858960 30451717920
• Sum of all divisors σ(n): 103869464832
• Sum of proper divisors (its aliquot sum) s(n): 73417746912
• 30451717920 is an abundant number, because the sum of its proper divisors (73417746912) is greater than itself. Its abundance is 42966028992

Bases of 30451717920

• Binary: 11100010111000100000101011100100000₂
• Hexadecimal: 0x717105720
• Base-36: DZM5ZXC

Squares and roots of 30451717920

• 30451717920 squared (30451717920²) is 927307124279249126400
• 30451717920 cubed (30451717920³) is 28238094973758077706539225088000
• The square root of 30451717920 is 174504.2060238091
• The cube root of 30451717920 is 3122.7503525657

Scales and comparisons

• 30,451,717,920 seconds is equal to 968 years, 14 weeks, 10 hours, 32 minutes.
• To count from 1 to 30,451,717,920 would take you about one thousand, nine hundred thirty-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 30451717920 cubic inches would be around 260.2 feet tall.

Recreational maths with 30451717920

• 30451717920 backwards is 02971715403
• 30451717920 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 30451717920's digits is 39
• More coming soon!