138352550661

Names of 138352550661

• Cardinal: 138352550661 can be written as One hundred thirty-eight billion, three hundred fifty-two million, five hundred fifty thousand, six hundred sixty-one.

Scientific notation

• Scientific notation: 1.38352550661 × 10¹¹

Factors of 138352550661

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 380

Divisors of 138352550661

• Number of divisors d(n): 240
• Complete list of divisors:
  1 3 9 13 17 27 29 39 51 61 81 87 117 153 183 221 257 261 289 351 377 459 493 549 663 771 783 793 867 1037 1053 1131 1377 1479 1647 1769 1989 2313 2349 2379 2601 3111 3341 3393 3757 4369 4437 4941 5307 5967 6409 6939 7137 7453 7803 8381 9333 10023 10179 11271 13107 13311 13481 15677 15921 17629 17901 19227 20817 21411 22359 22997 23409 25143 27999 30069 30073 30537 33813 39321 39933 40443 47031 47763 52887 56797 57681 64233 67077 68991 74273 75429 83997 90207 90219 96889 101439 108953 117963 121329 126701 141093 143289 158661 170391 173043 201231 203801 206973 222819 226287 229177 266509 270621 270657 290667 304317 326859 353889 363987 380103 390949 423279 454633 475983 511173 511241 519129 603693 611403 620919 668457 678861 687531 799527 811971 872001 965549 980577 1091961 1140309 1172847 1269837 1363899 1427949 1533519 1533723 1647113 1834209 1862757 2005371 2062593 2153917 2398581 2435913 2616003 2896647 2941731 3420927 3464617 3518541 4091697 4530653 4600557 4601169 4941339 5502627 5910229 6016113 6187779 6461751 6646133 7195743 7728761 7848009 8689941 8825193 10262781 10393851 10555623 12275091 13591959 13803507 14824017 16507881 17730687 18563337 19385253 19938399 21587229 23186283 26069823 28000921 31181553 31666869 36825273 40775877 41410521 44472051 53192061 58155759 58898489 59815197 69558849 78209469 84002763 93544659 100473893 122327631 131388937 133416153 159576183 174467277 176695467 179445591 208676547 252008289 280633977 301421679 366982893 394166811 478728549 530086401 538336773 626029641 756024867 904265037 1182500433 1590259203 1708056181 2268074601 2712795111 3547501299 4770777609 5124168543 8138385333 10642503897 15372505629 46117516887 138352550661
• Sum of all divisors σ(n): 249565433040
• Sum of proper divisors (its aliquot sum) s(n): 111212882379
• 138352550661 is a deficient number, because the sum of its proper divisors (111212882379) is less than itself. Its deficiency is 27139668282

Bases of 138352550661

• Binary: 10000000110110011101000110001100000101₂
• Hexadecimal: 0x2036746305
• Base-36: 1RK3JBB9

Squares and roots of 138352550661

• 138352550661 squared (138352550661²) is 19141428274404571536921
• 138352550661 cubed (138352550661³) is 2648265425058456293171861284454781
• The square root of 138352550661 is 371957.7269811719
• The cube root of 138352550661 is 5172.0461338013

Scales and comparisons

• 138,352,550,661 seconds is equal to 4,399 years, 9 weeks, 3 days, 16 hours, 4 minutes, 21 seconds.
• To count from 1 to 138,352,550,661 would take you about eight thousand, seven hundred ninety-eight 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 138352550661 cubic inches would be around 431 feet tall.

Recreational maths with 138352550661

• 138352550661 backwards is 166055253831
• The number of decimal digits it has is: 12
• The sum of 138352550661's digits is 45
• More coming soon!