155368222929

Names of 155368222929

• Cardinal: 155368222929 can be written as One hundred fifty-five billion, three hundred sixty-eight million, two hundred twenty-two thousand, nine hundred twenty-nine.

Scientific notation

• Scientific notation: 1.55368222929 × 10¹¹

Factors of 155368222929

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 150

Divisors of 155368222929

• Number of divisors d(n): 144
• Complete list of divisors:
  1 3 9 19 27 31 57 81 93 97 171 243 279 291 361 513 589 837 873 961 1083 1539 1767 1843 2511 2619 2883 3007 3249 4617 5301 5529 6859 7533 7857 8649 9021 9747 11191 15903 16587 18259 20577 23571 25947 27063 29241 33573 35017 47709 49761 54777 57133 61731 77841 81189 87723 93217 100719 105051 143127 149283 164331 171399 185193 212629 233523 243567 279651 302157 315153 346921 447849 492993 514197 555579 637887 665323 730701 838953 906471 945459 1040763 1085527 1478979 1542591 1666737 1771123 1913661 1995969 2516859 2719413 2836377 3122289 3256581 4436937 4627773 5313369 5740983 5987907 6591499 7550577 8509131 9366867 9769743 13883319 15940107 17222949 17963721 19774497 20625013 22651731 28100601 29309229 33651337 47820321 51668847 53891163 59323491 61875039 84301803 87927687 100954011 143460963 161673489 177970473 185625117 263783061 302862033 430382889 533911419 556875351 639375403 908586099 1601734257 1670626053 1918126209 2725758297 5011878159 5754378627 8177274891 17263135881 51789407643 155368222929
• Sum of all divisors σ(n): 256457423040
• Sum of proper divisors (its aliquot sum) s(n): 101089200111
• 155368222929 is a deficient number, because the sum of its proper divisors (101089200111) is less than itself. Its deficiency is 54279022818

Bases of 155368222929

• Binary: 10010000101100101010101111000011010001₂
• Hexadecimal: 0x242CAAF0D1
• Base-36: 1ZDI8829

Squares and roots of 155368222929

• 155368222929 squared (155368222929²) is 24139284696115441339041
• 155368222929 cubed (155368222929³) is 3750477766012661910283344359071089
• The square root of 155368222929 is 394167.7598802319
• The cube root of 155368222929 is 5375.9357064791

Scales and comparisons

• 155,368,222,929 seconds is equal to 4,940 years, 11 weeks, 6 days, 7 hours, 42 minutes, 9 seconds.
• To count from 1 to 155,368,222,929 would take you about nine thousand, eight hundred 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 155368222929 cubic inches would be around 448 feet tall.

Recreational maths with 155368222929

• 155368222929 backwards is 929222863551
• The number of decimal digits it has is: 12
• The sum of 155368222929's digits is 54
• More coming soon!