21107207765007

Names of 21107207765007

• Cardinal: 21107207765007 can be written as Twenty-one trillion, one hundred seven billion, two hundred seven million, seven hundred sixty-five thousand and seven.

Scientific notation

• Scientific notation: 2.1107207765007 × 10¹³

Factors of 21107207765007

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 5655

Divisors of 21107207765007

• Number of divisors d(n): 216
• Complete list of divisors:
  1 3 7 9 13 21 27 39 49 63 91 117 131 147 169 189 273 351 393 441 507 637 819 917 1179 1183 1323 1521 1703 1911 2457 2751 3537 3549 4563 5109 5501 5733 6419 8253 8281 10647 11921 15327 16503 17161 17199 19257 22139 24759 24843 31941 35763 38507 45981 49509 51483 57771 66417 71513 74529 83447 107289 115521 120127 148527 154449 154973 173313 199251 214539 223093 223587 250341 269549 321867 346563 360381 463347 464919 500591 597753 643617 669279 720631 751023 808647 840889 929669 1039689 1081143 1084811 1394757 1501773 1561651 1930851 2007837 2161893 2253069 2425941 2522667 2789007 2900209 3243429 3254433 3504137 4184271 4505319 4684953 5044417 6023511 6485679 6507683 7277823 7568001 8367021 8700627 9368203 9763299 10512411 10931557 13515957 14054859 15133251 19457037 19523049 20301463 22704003 25101063 26101881 28104609 29289897 31537233 32794671 35310919 42164577 45399753 45553781 58569147 60904389 65577421 78305643 84313827 94402661 94611699 98384013 105932757 121786639 136199259 136661343 142110241 175707441 182713167 196732263 252941481 283207983 295152039 317798271 365359917 409984029 426330723 459041947 548139501 590196789 660818627 849623949 852506473 953394813 1096079751 1227234593 1229952087 1278992169 1377125841 1770590367 1982455881 2548871847 2557519419 3288239253 3681703779 3836976507 4131377523 4625730389 5947367643 5967545311 7672558257 8590642151 11045111337 12394132569 13877191167 15954049709 17842102929 17902635933 23017674771 25771926453 33135334011 41631573501 47862149127 53707907799 60134495057 77315779359 111678347963 124894720503 143586447381 161123723397 180403485171 231947338077 335035043889 430759342143 541210455513 781748435741 1005105131667 1623631366539 2345245307223 3015315395001 7035735921669 21107207765007
• Sum of all divisors σ(n): 39698752922640
• Sum of proper divisors (its aliquot sum) s(n): 18591545157633
• 21107207765007 is a deficient number, because the sum of its proper divisors (18591545157633) is less than itself. Its deficiency is 2515662607374

Bases of 21107207765007

• Binary: 100110011001001100111100111101111110000001111₂
• Hexadecimal: 0x1332679EFC0F
• Base-36: 7HCIMJ4LR

Squares and roots of 21107207765007

• 21107207765007 squared (21107207765007²) is 445514219635171796133710049
• 21107207765007 cubed (21107207765007³) is 9403561196104532201999887927084266455343
• The square root of 21107207765007 is 4594258.1299930243
• The cube root of 21107207765007 is 27636.1110001223

Scales and comparisons

• 21,107,207,765,007 seconds is equal to 671,143 years, 47 weeks, 5 days, 4 hours, 3 minutes, 27 seconds.
• To count from 1 to 21,107,207,765,007 would take you about one million, six hundred seventy-seven thousand, eight hundred fifty-nine 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 21107207765007 cubic inches would be around 2303 feet tall.

Recreational maths with 21107207765007

• 21107207765007 backwards is 70056770270112
• The number of decimal digits it has is: 14
• The sum of 21107207765007's digits is 45
• More coming soon!