120728160

Names of 120728160

• Cardinal: 120728160 can be written as One hundred twenty million, seven hundred twenty-eight thousand, one hundred sixty.

Scientific notation

• Scientific notation: 1.2072816 × 10⁸

Factors of 120728160

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 105

Divisors of 120728160

• Number of divisors d(n): 432
• Complete list of divisors:
  1 2 3 4 5 6 7 8 9 10 12 14 15 16 18 20 21 24 28 29 30 32 35 36 40 42 45 48 49 56 58 59 60 63 70 72 80 84 87 90 96 98 105 112 116 118 120 126 140 144 145 147 160 168 174 177 180 196 203 210 224 232 236 240 245 252 261 280 288 290 294 295 315 336 348 354 360 392 406 413 420 435 441 464 472 480 490 504 522 531 560 580 588 590 609 630 672 696 708 720 735 784 812 826 840 870 882 885 928 944 980 1008 1015 1044 1062 1120 1160 1176 1180 1218 1239 1260 1305 1392 1416 1421 1440 1470 1568 1624 1652 1680 1711 1740 1764 1770 1827 1888 1960 2016 2030 2065 2088 2124 2205 2320 2352 2360 2436 2478 2520 2610 2655 2784 2832 2842 2891 2940 3045 3248 3304 3360 3422 3480 3528 3540 3654 3717 3920 4060 4130 4176 4248 4263 4410 4640 4704 4720 4872 4956 5040 5133 5220 5310 5664 5684 5782 5880 6090 6195 6496 6608 6844 6960 7056 7080 7105 7308 7434 7840 8120 8260 8352 8496 8526 8555 8673 8820 9135 9440 9744 9912 10080 10266 10440 10620 11368 11564 11760 11977 12180 12390 12789 13216 13688 13920 14112 14160 14210 14455 14616 14868 15399 16240 16520 16992 17052 17110 17346 17640 18270 18585 19488 19824 20532 20880 21240 21315 22736 23128 23520 23954 24360 24780 25578 25665 26019 27376 28320 28420 28910 29232 29736 30798 32480 33040 34104 34220 34692 35280 35931 36540 37170 39648 41064 41760 42480 42630 43365 45472 46256 47908 48720 49560 51156 51330 52038 54752 56840 57820 58464 59472 59885 61596 63945 66080 68208 68440 69384 70560 71862 73080 74340 76995 82128 83839 84960 85260 86730 92512 95816 97440 99120 102312 102660 104076 107793 113680 115640 118944 119770 123192 127890 130095 136416 136880 138768 143724 146160 148680 153990 164256 167678 170520 173460 179655 191632 198240 204624 205320 208152 215586 227360 231280 239540 246384 251517 255780 260190 273760 277536 287448 292320 297360 307980 335356 341040 346920 359310 383264 409248 410640 416304 419195 431172 462560 479080 492768 503034 511560 520380 538965 574896 594720 615960 670712 682080 693840 718620 754551 821280 832608 838390 862344 958160 1006068 1023120 1040760 1077930 1149792 1231920 1257585 1341424 1387680 1437240 1509102 1676780 1724688 1916320 2012136 2046240 2081520 2155860 2463840 2515170 2682848 2874480 3018204 3353560 3449376 3772755 4024272 4163040 4311720 5030340 5748960 6036408 6707120 7545510 8048544 8623440 10060680 12072816 13414240 15091020 17246880 20121360 24145632 30182040 40242720 60364080 120728160
• Sum of all divisors σ(n): 504176400
• Sum of proper divisors (its aliquot sum) s(n): 383448240
• 120728160 is an abundant number, because the sum of its proper divisors (383448240) is greater than itself. Its abundance is 262720080

Bases of 120728160

• Binary: 111001100100010101001100000₂
• Hexadecimal: 0x7322A60
• Base-36: 1ZVMG0

Squares and roots of 120728160

• 120728160 squared (120728160²) is 14575288616985600
• 120728160 cubed (120728160³) is 1759647776197616234496000
• The square root of 120728160 is 10987.6366885695
• The cube root of 120728160 is 494.2380686887

Scales and comparisons

• 120,728,160 seconds is equal to 3 years, 43 weeks, 4 days, 7 hours, 36 minutes.
• To count from 1 to 120,728,160 would take you about five 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 120728160 cubic inches would be around 41.2 feet tall.

Recreational maths with 120728160

• 120728160 backwards is 061827021
• The number of decimal digits it has is: 9
• The sum of 120728160's digits is 27
• More coming soon!