161749905000380

Names of 161749905000380

• Cardinal: 161749905000380 can be written as One hundred sixty-one trillion, seven hundred forty-nine billion, nine hundred five million, three hundred eighty.

Scientific notation

• Scientific notation: 1.6174990500038 × 10¹⁴

Factors of 161749905000380

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 364358

Divisors of 161749905000380

• Number of divisors d(n): 192
• Complete list of divisors:
  1 2 4 5 10 17 20 31 34 62 68 85 124 155 170 181 233 310 340 362 466 527 620 724 905 932 1054 1165 1810 2108 2330 2635 3077 3620 3961 4660 5270 5611 6154 7223 7922 10540 11222 12308 14446 15385 15844 19805 22444 28055 28892 30770 36115 39610 42173 56110 61540 72230 79220 84346 95387 112220 122791 144460 168692 190774 210865 245582 363889 381548 421730 476935 491164 613955 716941 727778 843460 953870 1227910 1307363 1433882 1455556 1819445 1907740 2455820 2614726 2867764 3584705 3638890 5229452 6186113 6536815 7169410 7277780 11280559 12372226 13073630 14338820 22225171 22561118 24744452 26147260 30930565 44450342 45122236 56402795 61861130 65863909 84786137 88900684 111125855 112805590 123722260 131727818 169572274 191769503 222251710 225611180 263455636 329319545 339144548 383539006 423930685 444503420 658639090 767078012 847861370 958847515 1119686453 1317278180 1441364329 1695722740 1917695030 2041781179 2239372906 2628370247 2882728658 3835390060 4083562358 4478745812 5256740494 5598432265 5765457316 7206821645 8167124716 10208905895 10513480988 11196864530 13141851235 14413643290 15346290797 20417811790 22393729060 26283702470 28827286580 30692581594 34710280043 40835623580 44682294199 52567404940 61385163188 69420560086 76731453985 89364588398 138841120172 153462907970 173551400215 178729176796 223411470995 260886943549 306925815940 347102800430 446822941990 475735014707 521773887098 694205600860 893645883980 951470029414 1043547774196 1304434717745 1902940058828 2378675073535 2608869435490 4757350147070 5217738870980 8087495250019 9514700294140 16174990500038 32349981000076 40437476250095 80874952500190 161749905000380
• Sum of all divisors σ(n): 374911826365440
• Sum of proper divisors (its aliquot sum) s(n): 213161921365060
• 161749905000380 is an abundant number, because the sum of its proper divisors (213161921365060) is greater than itself. Its abundance is 51412016364680

Bases of 161749905000380

• Binary: 100100110001110001010101101000010100011110111100₂
• Hexadecimal: 0x931C55A147BC
• Base-36: 1LC2VP6F98

Squares and roots of 161749905000380

• 161749905000380 squared (161749905000380²) is 26163031767631954927800144400
• 161749905000380 cubed (161749905000380³) is 4231867902936392736607655358558846054872000
• The square root of 161749905000380 is 12718093.6071559089
• The cube root of 161749905000380 is 54485.5506963475

Scales and comparisons

• 161,749,905,000,380 seconds is equal to 5,143,146 years, 33 weeks, 6 days, 22 hours, 46 minutes, 20 seconds.
• To count from 1 to 161,749,905,000,380 would take you about twelve million, eight hundred fifty-seven thousand, eight hundred sixty-six 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 161749905000380 cubic inches would be around 4540.5 feet tall.

Recreational maths with 161749905000380

• 161749905000380 backwards is 083000509947161
• The number of decimal digits it has is: 15
• The sum of 161749905000380's digits is 53
• More coming soon!