16991059155

Names of 16991059155

• Cardinal: 16991059155 can be written as Sixteen billion, nine hundred ninety-one million, fifty-nine thousand, one hundred fifty-five.

Scientific notation

• Scientific notation: 1.6991059155 × 10¹⁰

Factors of 16991059155

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 637

Divisors of 16991059155

• Number of divisors d(n): 128
• Complete list of divisors:
  1 3 5 7 15 21 35 37 73 105 111 181 185 219 259 331 365 511 543 555 777 905 993 1095 1267 1295 1533 1655 2317 2555 2701 2715 3801 3885 4965 6335 6697 6951 7665 8103 11585 12247 13213 13505 18907 19005 20091 24163 33485 34755 36741 39639 40515 46879 56721 59911 61235 66065 72489 85729 92491 94535 100455 120815 140637 169141 179733 183705 198195 234395 257187 277473 283605 299555 362445 419377 428645 462455 488881 507423 703185 845705 894031 898665 1258131 1285935 1387365 1466643 2096885 2216707 2444405 2537115 2682093 3422167 4373503 4470155 6258217 6290655 6650121 7333215 10266501 11083535 13120509 13410465 15516949 17110835 18774651 21867515 30614521 31291085 33250605 46550847 51332505 65602545 77584745 91843563 93873255 153072605 161819611 232754235 459217815 485458833 809098055 1132737277 2427294165 3398211831 5663686385 16991059155
• Sum of all divisors σ(n): 32623159296
• Sum of proper divisors (its aliquot sum) s(n): 15632100141
• 16991059155 is a deficient number, because the sum of its proper divisors (15632100141) is less than itself. Its deficiency is 1358959014

Bases of 16991059155

• Binary: 1111110100101111101111110011010011₂
• Hexadecimal: 0x3F4BEFCD3
• Base-36: 7T01D5F

Squares and roots of 16991059155

• 16991059155 squared (16991059155²) is 288696091208709314025
• 16991059155 cubed (16991059155³) is 4905252363544455405798246148875
• The square root of 16991059155 is 130349.7570193363
• The cube root of 16991059155 is 2570.8307384695

Scales and comparisons

• 16,991,059,155 seconds is equal to 540 years, 13 weeks, 4 days, 18 hours, 39 minutes, 15 seconds.
• To count from 1 to 16,991,059,155 would take you about one thousand and eighty 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 16991059155 cubic inches would be around 214.2 feet tall.

Recreational maths with 16991059155

• 16991059155 backwards is 55195019961
• The number of decimal digits it has is: 11
• The sum of 16991059155's digits is 51
• More coming soon!