168798798909

Names of 168798798909

• Cardinal: 168798798909 can be written as One hundred sixty-eight billion, seven hundred ninety-eight million, seven hundred ninety-eight thousand, nine hundred nine.

Scientific notation

• Scientific notation: 1.68798798909 × 10¹¹

Factors of 168798798909

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 78

Divisors of 168798798909

• Number of divisors d(n): 192
• Complete list of divisors:
  1 3 9 13 19 27 39 43 57 81 117 129 169 171 243 247 351 387 507 513 559 729 741 817 1053 1161 1521 1539 1677 1849 2187 2197 2223 2451 3159 3211 3483 4563 4617 5031 5547 6591 6669 7267 7353 9477 9633 10449 10621 13689 13851 15093 16641 19773 20007 21801 22059 24037 28431 28899 31347 31863 35131 41067 41553 41743 45279 49923 59319 60021 65403 66177 72111 86697 94041 94471 95589 105393 123201 125229 135837 138073 149769 177957 180063 196209 198531 216333 260091 283413 286767 312481 316179 369603 375687 407511 414219 449307 456703 533871 540189 588627 595593 648999 780273 850239 860301 937443 948537 1127061 1222533 1242657 1347921 1370109 1601613 1765881 1786779 1794949 1946997 2340819 2550717 2580903 2812329 2845611 3381183 3727971 4043763 4062253 4110327 4804839 5297643 5384847 5840991 5937139 7022457 7652151 7742709 8436987 8536833 10143549 11183913 12186759 12330981 15892929 16154541 17522973 17811417 22956453 23228127 25310961 25610499 30430647 33551739 36560277 36992943 48463623 52568919 53434251 68869359 75932883 76831497 77182807 91291941 100655217 109680831 110978829 145390869 160302753 206608077 227798649 231548421 301965651 329042493 332936487 436172607 480908259 683395947 694645263 987127479 998809461 1308517821 1442724777 2083935789 2961382437 3925553463 4328174331 6251807367 8884147311 12984522993 18755422101 56266266303 168798798909
• Sum of all divisors σ(n): 295550304000
• Sum of proper divisors (its aliquot sum) s(n): 126751505091
• 168798798909 is a deficient number, because the sum of its proper divisors (126751505091) is less than itself. Its deficiency is 42047293818

Bases of 168798798909

• Binary: 10011101001101001100010100010000111101₂
• Hexadecimal: 0x274D31443D
• Base-36: 25JMG2T9

Squares and roots of 168798798909

• 168798798909 squared (168798798909²) is 28493034513121019590281
• 168798798909 cubed (168798798909³) is 4809590003087511707800892089803429
• The square root of 168798798909 is 410851.3099760057
• The cube root of 168798798909 is 5526.5798683797

Scales and comparisons

• 168,798,798,909 seconds is equal to 5,367 years, 14 weeks, 3 days, 19 hours, 15 minutes, 9 seconds.
• To count from 1 to 168,798,798,909 would take you about ten thousand, seven hundred thirty-four 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 168798798909 cubic inches would be around 460.5 feet tall.

Recreational maths with 168798798909

• 168798798909 backwards is 909897897861
• 168798798909 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 168798798909's digits is 81
• More coming soon!