129804960

Names of 129804960

• Cardinal: 129804960 can be written as One hundred twenty-nine million, eight hundred four thousand, nine hundred sixty.

Scientific notation

• Scientific notation: 1.2980496 × 10⁸

Factors of 129804960

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 403

Divisors of 129804960

• Number of divisors d(n): 192
• Complete list of divisors:
  1 2 3 4 5 6 8 10 12 15 16 19 20 24 30 32 38 40 43 48 57 60 76 80 86 95 96 114 120 129 152 160 172 190 215 228 240 258 285 304 331 344 380 430 456 480 516 570 608 645 662 688 760 817 860 912 993 1032 1140 1290 1324 1376 1520 1634 1655 1720 1824 1986 2064 2280 2451 2580 2648 3040 3268 3310 3440 3972 4085 4128 4560 4902 4965 5160 5296 6289 6536 6620 6880 7944 8170 9120 9804 9930 10320 10592 12255 12578 13072 13240 14233 15888 16340 18867 19608 19860 20640 24510 25156 26144 26480 28466 31445 31776 32680 37734 39216 39720 42699 49020 50312 52960 56932 62890 65360 71165 75468 78432 79440 85398 94335 98040 100624 113864 125780 130720 142330 150936 158880 170796 188670 196080 201248 213495 227728 251560 270427 284660 301872 341592 377340 392160 426990 455456 503120 540854 569320 603744 683184 754680 811281 853980 1006240 1081708 1138640 1352135 1366368 1509360 1622562 1707960 2163416 2277280 2704270 3018720 3245124 3415920 4056405 4326832 5408540 6490248 6831840 8112810 8653664 10817080 12980496 16225620 21634160 25960992 32451240 43268320 64902480 129804960
• Sum of all divisors σ(n): 441745920
• Sum of proper divisors (its aliquot sum) s(n): 311940960
• 129804960 is an abundant number, because the sum of its proper divisors (311940960) is greater than itself. Its abundance is 182136000

Bases of 129804960

• Binary: 111101111001010101010100000₂
• Hexadecimal: 0x7BCAAA0
• Base-36: 25A65C

Squares and roots of 129804960

• 129804960 squared (129804960²) is 16849327640601600
• 129804960 cubed (129804960³) is 2187126300415185063936000
• The square root of 129804960 is 11393.1979707191
• The cube root of 129804960 is 506.3262332997

Scales and comparisons

• 129,804,960 seconds is equal to 4 years, 6 weeks, 4 days, 8 hours, 56 minutes.
• To count from 1 to 129,804,960 would take you about six 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 129804960 cubic inches would be around 42.2 feet tall.

Recreational maths with 129804960

• 129804960 backwards is 069408921
• The number of decimal digits it has is: 9
• The sum of 129804960's digits is 39
• More coming soon!