30685740720

Names of 30685740720

• Cardinal: 30685740720 can be written as Thirty billion, six hundred eighty-five million, seven hundred forty thousand, seven hundred twenty.

Scientific notation

• Scientific notation: 3.068574072 × 10¹⁰

Factors of 30685740720

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 2065

Divisors of 30685740720

• Number of divisors d(n): 240
• Complete list of divisors:
  1 2 3 4 5 6 8 10 12 15 16 20 23 24 30 40 46 48 53 60 69 80 92 106 115 120 138 159 184 212 230 240 265 276 318 345 368 424 460 530 552 636 690 795 848 920 1060 1104 1219 1272 1380 1590 1840 1979 2120 2438 2544 2760 2809 3180 3657 3958 4240 4876 5520 5618 5937 6095 6360 7314 7916 8427 9752 9895 11236 11874 12190 12720 14045 14628 15832 16854 18285 19504 19790 22472 23748 24380 28090 29256 29685 31664 33708 36570 39580 42135 44944 45517 47496 48760 56180 58512 59370 64607 67416 73140 79160 84270 91034 94992 97520 104887 112360 118740 129214 134832 136551 146280 158320 168540 182068 193821 209774 224720 227585 237480 258428 273102 292560 314661 323035 337080 364136 387642 419548 455170 474960 516856 524435 546204 629322 646070 674160 682755 728272 775284 839096 910340 969105 1033712 1048870 1092408 1258644 1292140 1365510 1550568 1573305 1678192 1820680 1938210 2097740 2184816 2412401 2517288 2584280 2731020 3101136 3146610 3641360 3876420 4195480 4824802 5034576 5168560 5462040 5559011 6293220 7237203 7752840 8390960 9649604 10924080 11118022 12062005 12586440 14474406 15505680 16677033 19299208 22236044 24124010 25172880 27795055 28948812 33354066 36186015 38598416 44472088 48248020 55590110 57897624 66708132 72372030 83385165 88944176 96496040 111180220 115795248 127857253 133416264 144744060 166770330 192992080 222360440 255714506 266832528 289488120 333540660 383571759 444720880 511429012 578976240 639286265 667081320 767143518 1022858024 1278572530 1334162640 1534287036 1917858795 2045716048 2557145060 3068574072 3835717590 5114290120 6137148144 7671435180 10228580240 15342870360 30685740720
• Sum of all divisors σ(n): 101221021440
• Sum of proper divisors (its aliquot sum) s(n): 70535280720
• 30685740720 is an abundant number, because the sum of its proper divisors (70535280720) is greater than itself. Its abundance is 39849540000

Bases of 30685740720

• Binary: 11100100101000000110011111010110000₂
• Hexadecimal: 0x725033EB0
• Base-36: E3HHX2O

Squares and roots of 30685740720

• 30685740720 squared (30685740720²) is 941614683535066118400
• 30685740720 cubed (30685740720³) is 28894144037101891937279221248000
• The square root of 30685740720 is 175173.4589485519
• The cube root of 30685740720 is 3130.7294390187

Scales and comparisons

• 30,685,740,720 seconds is equal to 975 years, 37 weeks, 52 minutes.
• To count from 1 to 30,685,740,720 would take you about one thousand, nine hundred fifty-one 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 30685740720 cubic inches would be around 260.9 feet tall.

Recreational maths with 30685740720

• 30685740720 backwards is 02704758603
• The number of decimal digits it has is: 11
• The sum of 30685740720's digits is 42
• More coming soon!