18918079362

Names of 18918079362

• Cardinal: 18918079362 can be written as Eighteen billion, nine hundred eighteen million, seventy-nine thousand, three hundred sixty-two.

Scientific notation

• Scientific notation: 1.8918079362 × 10¹⁰

Factors of 18918079362

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 236

Divisors of 18918079362

• Number of divisors d(n): 384
• Complete list of divisors:
  1 2 3 6 7 9 13 14 18 21 26 27 39 42 43 54 63 71 78 86 91 97 117 126 129 142 169 182 189 194 213 234 258 273 291 301 338 351 378 387 426 497 507 546 559 582 602 639 679 702 774 819 873 903 923 994 1014 1118 1161 1183 1261 1278 1358 1491 1521 1638 1677 1746 1806 1846 1917 2037 2322 2366 2457 2522 2619 2709 2769 2982 3042 3053 3354 3549 3783 3834 3913 4074 4171 4473 4563 4914 5031 5238 5418 5538 6106 6111 6461 6887 7098 7267 7566 7826 8127 8307 8342 8827 8946 9126 9159 10062 10647 11349 11739 11999 12222 12513 12922 13419 13774 14534 15093 16254 16393 16614 17654 18318 18333 19383 20661 21294 21371 21801 22698 23478 23998 24921 25026 26481 26838 27477 29197 30186 31941 32786 34047 35217 35997 36666 37539 38766 39689 41322 42742 43602 48209 49179 49842 50869 52962 54223 54954 58149 58394 61983 63882 64113 65403 68094 70434 71994 75078 79378 79443 82431 83993 87591 89531 96418 98358 101738 105651 107991 108446 112617 114751 116298 119067 123966 128226 130806 144627 147537 152607 158886 162669 164862 167986 174447 175182 179062 185949 192339 196209 211302 215982 225234 229502 238134 238329 251979 262773 268593 277823 289254 295074 296141 305214 323973 325338 344253 348894 357201 371898 379561 384678 392418 433881 442611 457821 476658 488007 503958 515957 525546 537186 555646 577017 592282 626717 647946 688506 704899 714402 755937 759122 788319 805779 833469 867762 885222 888423 915642 976014 1031914 1032759 1071603 1138683 1154034 1163903 1253434 1301643 1373463 1409798 1464021 1511874 1547871 1576638 1611558 1666938 1776846 1880151 2065518 2072987 2114697 2143206 2267811 2277366 2327806 2417337 2500407 2603286 2665269 2746926 2928042 3095742 3098277 3416049 3491709 3611699 3760302 3849833 4145974 4229394 4535622 4643613 4834674 4934293 5000814 5330538 5640453 6196554 6218961 6344091 6832098 6983418 7223398 7501221 7699666 7995807 8147321 9287226 9868586 10248147 10475127 10835097 11280906 11549499 12437922 12688182 13930839 14802879 15002442 15991614 16294642 16921359 18656883 19032273 20496294 20950254 21670194 23098998 24441963 26948831 27861678 29605758 31425381 32505291 33842718 34648497 37313766 38064546 44408637 48883926 50047829 53897662 55970649 62850762 65010582 69296994 73325889 80846493 88817274 97515873 100095658 103945491 111941298 133225911 146651778 150143487 161692986 195031746 207890982 219977667 242539479 266451822 300286974 350334803 439955334 450430461 485078958 700669606 727618437 900860922 1051004409 1351291383 1455236874 2102008818 2702582766 3153013227 6306026454 9459039681 18918079362
• Sum of all divisors σ(n): 54542315520
• Sum of proper divisors (its aliquot sum) s(n): 35624236158
• 18918079362 is an abundant number, because the sum of its proper divisors (35624236158) is greater than itself. Its abundance is 16706156796

Bases of 18918079362

• Binary: 10001100111100110101111101110000010₂
• Hexadecimal: 0x4679AFB82
• Base-36: 8OVC3GI

Squares and roots of 18918079362

• 18918079362 squared (18918079362²) is 357893726746930327044
• 18918079362 cubed (18918079362³) is 6770661925760370016903006865928
• The square root of 18918079362 is 137543.0091353247
• The cube root of 18918079362 is 2664.5610857575

Scales and comparisons

• 18,918,079,362 seconds is equal to 601 years, 27 weeks, 6 days, 6 hours, 2 minutes, 42 seconds.
• To count from 1 to 18,918,079,362 would take you about one thousand, two hundred 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 18918079362 cubic inches would be around 222 feet tall.

Recreational maths with 18918079362

• 18918079362 backwards is 26397081981
• 18918079362 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 18918079362's digits is 54
• More coming soon!