1220636142

Names of 1220636142

• Cardinal: 1220636142 can be written as One billion, two hundred twenty million, six hundred thirty-six thousand, one hundred forty-two.

Scientific notation

• Scientific notation: 1.220636142 × 10⁹

Factors of 1220636142

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 70

Divisors of 1220636142

• Number of divisors d(n): 224
• Complete list of divisors:
  1 2 3 6 9 11 17 18 22 27 33 34 37 51 54 66 74 81 99 102 111 121 153 162 187 198 222 242 243 297 306 333 363 374 407 459 486 561 594 629 666 726 729 814 891 918 999 1089 1122 1221 1258 1331 1377 1458 1683 1782 1887 1998 2057 2178 2442 2662 2673 2754 2997 3267 3366 3663 3774 3993 4114 4131 4477 5049 5346 5661 5994 6171 6534 6919 7326 7986 8019 8262 8954 8991 9801 10098 10989 11322 11979 12342 12393 13431 13838 15147 16038 16983 17982 18513 19602 20757 21978 22627 23958 24786 26862 26973 29403 30294 32967 33966 35937 37026 40293 41514 45254 45441 49247 50949 53946 55539 58806 62271 65934 67881 71874 76109 80586 88209 90882 98494 98901 101898 107811 111078 120879 124542 135762 136323 147741 152218 152847 166617 176418 186813 197802 203643 215622 228327 241758 272646 295482 296703 305694 323433 333234 362637 373626 407286 443223 456654 458541 499851 560439 593406 610929 646866 684981 725274 837199 886446 917082 970299 999702 1087911 1120878 1221858 1329669 1369962 1499553 1674398 1681317 1832787 1940598 2054943 2175822 2511597 2659338 2999106 3263733 3362634 3665574 3989007 4109886 5023194 5043951 5498361 6164829 6527466 7534791 7978014 10087902 10996722 11967021 12329658 15069582 16495083 18494487 22604373 23934042 32990166 35901063 36988974 45208746 55483461 67813119 71802126 110966922 135626238 203439357 406878714 610318071 1220636142
• Sum of all divisors σ(n): 3283511904
• Sum of proper divisors (its aliquot sum) s(n): 2062875762
• 1220636142 is an abundant number, because the sum of its proper divisors (2062875762) is greater than itself. Its abundance is 842239620

Bases of 1220636142

• Binary: 1001000110000010110110111101110₂
• Hexadecimal: 0x48C16DEE
• Base-36: K6QGVI

Squares and roots of 1220636142

• 1220636142 squared (1220636142²) is 1489952591156644164
• 1220636142 cubed (1220636142³) is 1818689982632349450011775288
• The square root of 1220636142 is 34937.6035526195
• The cube root of 1220636142 is 1068.7154182719

Scales and comparisons

• 1,220,636,142 seconds is equal to 38 years, 42 weeks, 1 day, 17 hours, 35 minutes, 42 seconds.
• To count from 1 to 1,220,636,142 would take you about seventy-seven 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 1220636142 cubic inches would be around 89.1 feet tall.

Recreational maths with 1220636142

• 1220636142 backwards is 2416360221
• 1220636142 is a Harshad number.
• The number of decimal digits it has is: 10
• The sum of 1220636142's digits is 27
• More coming soon!