161707832013

Names of 161707832013

• Cardinal: 161707832013 can be written as One hundred sixty-one billion, seven hundred seven million, eight hundred thirty-two thousand and thirteen.

Scientific notation

• Scientific notation: 1.61707832013 × 10¹¹

Factors of 161707832013

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 115

Divisors of 161707832013

• Number of divisors d(n): 192
• Complete list of divisors:
  1 3 7 13 19 21 39 49 57 73 91 133 147 169 219 247 273 361 399 507 511 637 741 931 949 1083 1183 1387 1533 1729 1911 2197 2527 2793 2847 3211 3549 3577 4161 4693 5187 6591 6643 6859 7581 8281 9633 9709 10731 12103 12337 14079 15379 17689 18031 19929 20577 22477 24843 26353 29127 32851 36309 37011 41743 46137 46501 48013 53067 54093 61009 67431 67963 79059 86359 89167 98553 107653 125229 126217 139503 144039 157339 160381 183027 184471 203889 229957 234403 259077 267501 292201 322959 336091 342589 378651 427063 472017 481143 500707 553413 604513 624169 689871 703209 793117 876603 883519 1008273 1027767 1122667 1159171 1281189 1291297 1502121 1640821 1813539 1872507 2045407 2379351 2398123 2650557 2989441 3047239 3368001 3477513 3504949 3873891 4369183 4453657 4922463 5551819 6136221 6509191 7194369 7858669 8114197 8968323 9141717 10514847 11485747 13107549 13360971 15069223 16655457 16786861 19527573 21330673 23576007 24342591 24534643 31175599 34457241 38862733 45207669 45564337 50360583 56799379 57897541 63992019 73603929 84619483 93526797 105484561 116588199 136693011 149314711 170398137 173692623 218229193 253858449 316453683 318950359 405282787 447944133 592336381 654687579 738391927 956851077 1100053279 1215848361 1777009143 2215175781 2836979509 3300159837 4146354667 7700372953 8510938527 12439064001 23101118859 53902610671 161707832013
• Sum of all divisors σ(n): 290724806400
• Sum of proper divisors (its aliquot sum) s(n): 129016974387
• 161707832013 is a deficient number, because the sum of its proper divisors (129016974387) is less than itself. Its deficiency is 32690857626

Bases of 161707832013

• Binary: 10010110100110100010011011001011001101₂
• Hexadecimal: 0x25A689B2CD
• Base-36: 22ACO1QL

Squares and roots of 161707832013

• 161707832013 squared (161707832013²) is 26149422934344627632169
• 161707832013 cubed (161707832013³) is 4228566491103890573391822606826197
• The square root of 161707832013 is 402129.1235573469
• The cube root of 161707832013 is 5448.0826183171

Scales and comparisons

• 161,707,832,013 seconds is equal to 5,141 years, 42 weeks, 10 hours, 13 minutes, 33 seconds.
• To count from 1 to 161,707,832,013 would take you about ten thousand, two hundred eighty-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 161707832013 cubic inches would be around 454 feet tall.

Recreational maths with 161707832013

• 161707832013 backwards is 310238707161
• 161707832013 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 161707832013's digits is 39
• More coming soon!