30720267648

Names of 30720267648

• Cardinal: 30720267648 can be written as Thirty billion, seven hundred twenty million, two hundred sixty-seven thousand, six hundred forty-eight.

Scientific notation

• Scientific notation: 3.0720267648 × 10¹⁰

Factors of 30720267648

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 5487

Divisors of 30720267648

• Number of divisors d(n): 384
• Complete list of divisors:
  1 2 3 4 6 7 8 9 12 14 16 18 19 21 24 28 32 36 37 38 42 48 56 57 63 64 72 74 76 84 96 111 112 114 126 128 133 144 148 152 168 171 192 222 224 228 252 259 266 288 296 304 333 336 342 384 399 444 448 456 504 518 532 576 592 608 666 672 684 703 777 798 888 896 912 1008 1036 1064 1152 1184 1197 1216 1332 1344 1368 1406 1554 1596 1776 1824 2016 2072 2109 2128 2331 2368 2394 2432 2664 2688 2736 2812 3108 3192 3552 3648 4032 4144 4218 4256 4662 4736 4788 4921 5328 5419 5472 5624 6216 6327 6384 7104 7296 8064 8288 8436 8512 9324 9576 9842 10656 10838 10944 11248 12432 12654 12768 14208 14763 16257 16576 16872 17024 18648 19152 19684 21312 21676 21888 22496 24864 25308 25536 29526 32514 33152 33744 37296 37933 38304 39368 42624 43352 44289 44992 48771 49728 50616 51072 59052 65028 67488 74592 75866 76608 78736 86704 88578 89984 97542 99456 101232 102961 113799 118104 130056 134976 149184 151732 153216 157472 173408 177156 195084 200503 202464 205922 227598 236208 260112 269952 298368 303464 308883 314944 341397 346816 354312 390168 401006 404928 411844 455196 472416 520224 601509 606928 617766 629888 682794 693632 708624 720727 780336 802012 809856 823688 910392 926649 944832 1040448 1203018 1213856 1235532 1365588 1403521 1417248 1441454 1560672 1604024 1647376 1804527 1820784 1853298 1889664 2080896 2162181 2406036 2427712 2471064 2731176 2807042 2834496 2882908 3121344 3208048 3294752 3609054 3641568 3706596 3809557 4210563 4324362 4812072 4855424 4942128 5462352 5614084 5668992 5765816 6242688 6416096 6486543 6589504 7218108 7283136 7413192 7619114 8421126 8648724 9624144 9884256 10924704 11228168 11428671 11531632 12631689 12832192 12973086 13179008 14436216 14566272 14826384 15238228 16842252 17297448 19248288 19768512 21849408 22456336 22857342 23063264 25263378 25664384 25946172 26666899 28872432 29652768 30476456 33684504 34286013 34594896 38496576 39537024 43698816 44912672 45714684 46126528 50526756 51892344 53333798 57744864 59305536 60952912 67369008 68572026 69189792 76993152 80000697 89825344 91429368 92253056 101053512 103784688 106667596 115489728 118611072 121905824 134738016 137144052 138379584 160001394 179650688 182858736 202107024 207569376 213335192 230979456 240002091 243811648 269476032 274288104 276759168 320002788 365717472 404214048 415138752 426670384 480004182 487623296 538952064 548576208 640005576 731434944 808428096 830277504 853340768 960008364 1097152416 1280011152 1462869888 1616856192 1706681536 1920016728 2194304832 2560022304 3413363072 3840033456 4388609664 5120044608 7680066912 10240089216 15360133824 30720267648
• Sum of all divisors σ(n): 109241184000
• Sum of proper divisors (its aliquot sum) s(n): 78520916352
• 30720267648 is an abundant number, because the sum of its proper divisors (78520916352) is greater than itself. Its abundance is 47800648704

Bases of 30720267648

• Binary: 11100100111000100100001010110000000₂
• Hexadecimal: 0x727121580
• Base-36: E421Y80

Squares and roots of 30720267648

• 30720267648 squared (30720267648²) is 943734844364755451904
• 30720267648 cubed (30720267648³) is 28991787007628912020558071201792
• The square root of 30720267648 is 175271.9819252353
• The cube root of 30720267648 is 3131.9032084511

Scales and comparisons

• 30,720,267,648 seconds is equal to 976 years, 42 weeks, 15 hours, 40 minutes, 48 seconds.
• To count from 1 to 30,720,267,648 would take you about one thousand, nine hundred fifty-three 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 30720267648 cubic inches would be around 261 feet tall.

Recreational maths with 30720267648

• 30720267648 backwards is 84676202703
• The number of decimal digits it has is: 11
• The sum of 30720267648's digits is 45
• More coming soon!