385200918289920

Names of 385200918289920

• Cardinal: 385200918289920 can be written as Three hundred eighty-five trillion, two hundred billion, nine hundred eighteen million, two hundred eighty-nine thousand, nine hundred twenty.

Scientific notation

• Scientific notation: 3.8520091828992 × 10¹⁴

Factors of 385200918289920

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 50156369579

Divisors of 385200918289920

• Number of divisors d(n): 80
• Complete list of divisors:
  1 2 3 4 5 6 8 10 12 15 16 20 24 30 32 40 48 60 64 80 96 120 128 160 192 240 256 320 384 480 512 640 768 960 1280 1536 1920 2560 3840 7680 50156369569 100312739138 150469108707 200625478276 250781847845 300938217414 401250956552 501563695690 601876434828 752345543535 802501913104 1003127391380 1203752869656 1504691087070 1605003826208 2006254782760 2407505739312 3009382174140 3210007652416 4012509565520 4815011478624 6018764348280 6420015304832 8025019131040 9630022957248 12037528696560 12840030609664 16050038262080 19260045914496 24075057393120 25680061219328 32100076524160 38520091828992 48150114786240 64200153048320 77040183657984 96300229572480 128400306096640 192600459144960 385200918289920
• Sum of all divisors σ(n): 1231439185682640
• Sum of proper divisors (its aliquot sum) s(n): 846238267392720
• 385200918289920 is an abundant number, because the sum of its proper divisors (846238267392720) is greater than itself. Its abundance is 461037349102800

Bases of 385200918289920

• Binary: 1010111100101011010010011111001101101111000000000₂
• Hexadecimal: 0x15E5693E6DE00
• Base-36: 3SJIUX5N9C

Squares and roots of 385200918289920

• 385200918289920 squared (385200918289920²) is 148379747451397624377173606400
• 385200918289920 cubed (385200918289920³) is 57156014973904781674215650690080847167488000
• The square root of 385200918289920 is 19626536.0746597361
• The cube root of 385200918289920 is 72760.5161584507

Scales and comparisons

• 385,200,918,289,920 seconds is equal to 12,248,197 years, 36 weeks, 1 day, 16 hours, 32 minutes.
• To count from 1 to 385,200,918,289,920 would take you about thirty million, six hundred twenty thousand, four hundred ninety-four 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 385200918289920 cubic inches would be around 6063.4 feet tall.

Recreational maths with 385200918289920

• 385200918289920 backwards is 029982819002583
• The number of decimal digits it has is: 15
• The sum of 385200918289920's digits is 66
• More coming soon!