129429685378408

Names of 129429685378408

• Cardinal: 129429685378408 can be written as One hundred twenty-nine trillion, four hundred twenty-nine billion, six hundred eighty-five million, three hundred seventy-eight thousand, four hundred eight.

Scientific notation

• Scientific notation: 1.29429685378408 × 10¹⁴

Factors of 129429685378408

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 2999

Divisors of 129429685378408

• Number of divisors d(n): 128
• Complete list of divisors:
  1 2 4 8 139 278 313 401 556 601 626 802 1112 1202 1252 1543 1604 2404 2504 3086 3208 4808 6172 12344 43507 55739 83539 87014 111478 125513 167078 174028 188113 214477 222956 241001 251026 334156 348056 376226 428954 445912 482002 482959 502052 618743 668312 752452 857908 927343 964004 965918 1004104 1237486 1504904 1715816 1854686 1928008 1931836 2474972 3709372 3863672 4949944 7418744 17446307 26147707 33499139 34892614 52295414 66998278 67131301 69785228 75433313 86005277 104590828 128900677 133996556 134262602 139570456 150866626 172010554 193666559 209181656 257801354 267993112 268525204 290258359 301733252 344021108 371864543 387333118 515602708 537050408 580516718 603466504 688042216 743729086 774666236 1031205416 1161033436 1487458172 1549332472 2322066872 2974916344 10485230507 20970461014 26919651701 40345911901 41940922028 51689171477 53839303402 80691823802 83881844056 103378342954 107678606804 116393601959 161383647604 206756685908 215357213608 232787203918 322767295208 413513371816 465574407836 931148815672 16178710672301 32357421344602 64714842689204 129429685378408
• Sum of all divisors σ(n): 246387563654400
• Sum of proper divisors (its aliquot sum) s(n): 116957878275992
• 129429685378408 is a deficient number, because the sum of its proper divisors (116957878275992) is less than itself. Its deficiency is 12471807102416

Bases of 129429685378408

• Binary: 11101011011011100110010011010111001110101101000₂
• Hexadecimal: 0x75B7326B9D68
• Base-36: 19VN6CWCX4

Squares and roots of 129429685378408

• 129429685378408 squared (129429685378408²) is 16752043457153681626152614464
• 129429685378408 cubed (129429685378408³) is 2168211714104819269997831008791122374093312
• The square root of 129429685378408 is 11376716.8101525671
• The cube root of 129429685378408 is 50583.7821577799

Scales and comparisons

• 129,429,685,378,408 seconds is equal to 4,115,463 years, 33 weeks, 2 days, 22 hours, 53 minutes, 28 seconds.
• To count from 1 to 129,429,685,378,408 would take you about ten million, two hundred eighty-eight thousand, six 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 129429685378408 cubic inches would be around 4215.3 feet tall.

Recreational maths with 129429685378408

• 129429685378408 backwards is 804873586924921
• The number of decimal digits it has is: 15
• The sum of 129429685378408's digits is 76
• More coming soon!