30729720528

Names of 30729720528

• Cardinal: 30729720528 can be written as Thirty billion, seven hundred twenty-nine million, seven hundred twenty thousand, five hundred twenty-eight.

Scientific notation

• Scientific notation: 3.0729720528 × 10¹⁰

Factors of 30729720528

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 5697

Divisors of 30729720528

• Number of divisors d(n): 240
• Complete list of divisors:
  1 2 3 4 6 8 9 12 13 16 18 19 24 26 36 38 39 48 52 57 72 76 78 104 114 117 144 152 156 157 171 208 228 234 247 304 312 314 342 456 468 471 494 624 628 684 741 912 936 942 988 1256 1368 1413 1482 1872 1884 1976 2041 2223 2512 2736 2826 2964 2983 3768 3952 4082 4446 5503 5652 5928 5966 6123 7536 8164 8892 8949 11006 11304 11856 11932 12246 16328 16509 17784 17898 18369 22012 22608 23864 24492 26847 32656 33018 35568 35796 36738 38779 44024 47728 48984 49527 53694 66036 71539 71592 73476 77558 88048 97968 99054 104557 107388 116337 132072 143078 143184 146952 155116 198108 209114 214617 214776 232674 264144 286156 293904 310232 313671 349011 396216 418228 429234 429552 465348 572312 620464 627342 643851 698022 792432 836456 858468 863971 930696 941013 1144624 1254684 1287702 1359241 1396044 1672912 1716936 1727942 1861392 1882026 2509368 2575404 2591913 2718482 2792088 3433872 3455884 3764052 4077723 5018736 5150808 5183826 5436964 5584176 6911768 7528104 7775739 8155446 10301616 10367652 10873928 11231623 12233169 13823536 15056208 15551478 16310892 16415449 20735304 21747856 22463246 24466338 31102956 32621784 32830898 33694869 41470608 44926492 48932676 49246347 62205912 65243568 65661796 67389738 89852984 97865352 98492694 101084607 124411824 131323592 134779476 147739041 179705968 195730704 196985388 202169214 213400837 262647184 269558952 295478082 393970776 404338428 426801674 539117904 590956164 640202511 787941552 808676856 853603348 1181912328 1280405022 1617353712 1707206696 1920607533 2363824656 2560810044 3414413392 3841215066 5121620088 7682430132 10243240176 15364860264 30729720528
• Sum of all divisors σ(n): 98129274880
• Sum of proper divisors (its aliquot sum) s(n): 67399554352
• 30729720528 is an abundant number, because the sum of its proper divisors (67399554352) is greater than itself. Its abundance is 36669833824

Bases of 30729720528

• Binary: 11100100111101000100101001011010000₂
• Hexadecimal: 0x727A252D0
• Base-36: E47OK40

Squares and roots of 30729720528

• 30729720528 squared (30729720528²) is 944315723728984598784
• 30729720528 cubed (30729720528³) is 29018558280387754733848528637952
• The square root of 30729720528 is 175298.9461691089
• The cube root of 30729720528 is 3132.2244129997

Scales and comparisons

• 30,729,720,528 seconds is equal to 977 years, 5 weeks, 5 days, 1 hour, 28 minutes, 48 seconds.
• To count from 1 to 30,729,720,528 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 30729720528 cubic inches would be around 261 feet tall.

Recreational maths with 30729720528

• 30729720528 backwards is 82502792703
• The number of decimal digits it has is: 11
• The sum of 30729720528's digits is 45
• More coming soon!