385378680

Names of 385378680

• Cardinal: 385378680 can be written as Three hundred eighty-five million, three hundred seventy-eight thousand, six hundred eighty.

Scientific notation

• Scientific notation: 3.8537868 × 10⁸

Factors of 385378680

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 190

Divisors of 385378680

• Number of divisors d(n): 256
• Complete list of divisors:
  1 2 3 4 5 6 8 10 12 15 20 24 29 30 37 40 41 58 60 73 74 82 87 111 116 120 123 145 146 148 164 174 185 205 219 222 232 246 290 292 296 328 348 365 370 410 435 438 444 492 555 580 584 615 696 730 740 820 870 876 888 984 1073 1095 1110 1160 1189 1230 1460 1480 1517 1640 1740 1752 2117 2146 2190 2220 2378 2460 2701 2920 2993 3034 3219 3480 3567 4234 4292 4380 4440 4551 4756 4920 5365 5402 5945 5986 6068 6351 6438 7134 7585 8103 8468 8584 8760 8979 9102 9512 10585 10730 10804 11890 11972 12136 12702 12876 13505 14268 14965 15170 16095 16206 16936 17835 17958 18204 21170 21460 21608 22755 23780 23944 25404 25752 27010 28536 29930 30340 31755 32190 32412 35670 35916 36408 40515 42340 42920 43993 44895 45510 47560 50808 54020 59860 60680 63510 64380 64824 71340 71832 78329 81030 84680 86797 87986 89790 91020 108040 110741 119720 127020 128760 131979 142680 156658 162060 173594 175972 179580 182040 219965 221482 234987 254040 260391 263958 313316 324120 332223 347188 351944 359160 391645 433985 439930 442964 469974 520782 527916 553705 626632 659895 664446 694376 783290 867970 879860 885928 939948 1041564 1055832 1107410 1174935 1301955 1319790 1328892 1566580 1661115 1735940 1759720 1879896 2083128 2214820 2349870 2603910 2639580 2657784 3133160 3211489 3322230 3471880 4429640 4699740 5207820 5279160 6422978 6644460 9399480 9634467 10415640 12845956 13288920 16057445 19268934 25691912 32114890 38537868 48172335 64229780 77075736 96344670 128459560 192689340 385378680
• Sum of all divisors σ(n): 1275523200
• Sum of proper divisors (its aliquot sum) s(n): 890144520
• 385378680 is an abundant number, because the sum of its proper divisors (890144520) is greater than itself. Its abundance is 504765840

Bases of 385378680

• Binary: 10110111110000110100101111000₂
• Hexadecimal: 0x16F86978
• Base-36: 6DG03C

Squares and roots of 385378680

• 385378680 squared (385378680²) is 148516726998542400
• 385378680 cubed (385378680³) is 57235180208618632036032000
• The square root of 385378680 is 19631.0641586237
• The cube root of 385378680 is 727.7170689389

Scales and comparisons

• 385,378,680 seconds is equal to 12 years, 13 weeks, 1 day, 9 hours, 38 minutes.
• To count from 1 to 385,378,680 would take you about eighteen 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 385378680 cubic inches would be around 60.6 feet tall.

Recreational maths with 385378680

• 385378680 backwards is 086873583
• The number of decimal digits it has is: 9
• The sum of 385378680's digits is 48
• More coming soon!