9985272388

Names of 9985272388

• Cardinal: 9985272388 can be written as Nine billion, nine hundred eighty-five million, two hundred seventy-two thousand, three hundred eighty-eight.

Scientific notation

• Scientific notation: 9.985272388 × 10⁹

Factors of 9985272388

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 244

Divisors of 9985272388

• Number of divisors d(n): 288
• Complete list of divisors:
  1 2 4 7 13 14 17 19 26 28 34 38 47 52 68 76 91 94 119 133 139 169 182 188 221 238 247 266 278 323 329 338 364 442 476 494 532 556 611 646 658 676 799 884 893 973 988 1183 1222 1292 1316 1547 1598 1729 1786 1807 1946 2261 2363 2366 2444 2641 2873 3094 3196 3211 3458 3572 3614 3892 4199 4277 4522 4726 4732 5282 5593 5746 6188 6251 6422 6533 6916 7228 7943 8398 8554 9044 9452 10387 10564 11186 11492 11609 12502 12649 12844 13066 15181 15886 16541 16796 17108 18487 20111 20774 22372 22477 23218 23491 25004 25298 26132 29393 30362 30719 31772 33082 34333 36974 40222 41548 44897 44954 45731 46436 46982 50596 54587 55601 58786 60724 61438 66164 68666 72709 73948 80444 81263 84929 89794 89908 91462 93964 106267 109174 111061 111202 117572 122876 124127 135031 137332 145418 150917 162526 164437 169858 179588 182924 197353 212534 215033 218348 222122 222404 240331 248254 270062 290836 301834 314279 325052 328874 339716 382109 394706 399347 425068 430066 444244 446329 480662 496508 540124 583661 594503 603668 628558 657748 764218 777427 789412 798694 860132 868889 892658 945217 961324 1056419 1104077 1167322 1189006 1257116 1381471 1443793 1528436 1554854 1597388 1613651 1737778 1785316 1890434 2110159 2112838 2208154 2334644 2378012 2565589 2762942 2795429 2887586 3109708 3124303 3227302 3475556 3780868 4085627 4220318 4225676 4416308 5131178 5525884 5590858 5775172 6248606 6454604 7587593 7728539 8171254 8440636 10106551 10262356 11181716 11295557 12497212 14771113 15175186 15457078 16342508 17959123 18769309 20213102 20977463 22591114 27432067 29542226 30350372 30914156 35918246 37538618 40426204 41954926 45182228 53113151 54864134 59084452 71836492 75077236 83909852 106226302 109728268 131385163 146842241 192024469 212452604 262770326 293684482 356616871 384048938 525540652 587368964 713233742 768097876 1426467484 2496318097 4992636194 9985272388
• Sum of all divisors σ(n): 24791961600
• Sum of proper divisors (its aliquot sum) s(n): 14806689212
• 9985272388 is an abundant number, because the sum of its proper divisors (14806689212) is greater than itself. Its abundance is 4821416824

Bases of 9985272388

• Binary: 1001010011001010110010101001000100₂
• Hexadecimal: 0x2532B2A44
• Base-36: 4L4Z1HG

Squares and roots of 9985272388

• 9985272388 squared (9985272388²) is 99705664662555222544
• 9985272388 cubed (9985272388³) is 995588220282200001193798315072
• The square root of 9985272388 is 99926.3348071969
• The cube root of 9985272388 is 2153.3765144419

Scales and comparisons

• 9,985,272,388 seconds is equal to 317 years, 26 weeks, 6 hours, 46 minutes, 28 seconds.
• To count from 1 to 9,985,272,388 would take you about six hundred thirty-five 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 9985272388 cubic inches would be around 179.4 feet tall.

Recreational maths with 9985272388

• 9985272388 backwards is 8832725899
• The number of decimal digits it has is: 10
• The sum of 9985272388's digits is 61
• More coming soon!