1405407080

Names of 1405407080

• Cardinal: 1405407080 can be written as One billion, four hundred five million, four hundred seven thousand and eighty.

Scientific notation

• Scientific notation: 1.40540708 × 10⁹

Factors of 1405407080

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 2727

Divisors of 1405407080

• Number of divisors d(n): 128
• Complete list of divisors:
  1 2 4 5 7 8 10 11 14 20 22 28 35 40 44 55 56 70 77 88 110 140 154 181 220 280 308 362 385 440 616 724 770 905 1267 1448 1540 1810 1991 2521 2534 3080 3620 3982 5042 5068 6335 7240 7964 9955 10084 10136 12605 12670 13937 15928 17647 19910 20168 25210 25340 27731 27874 35294 39820 50420 50680 55462 55748 69685 70588 79640 88235 100840 110924 111496 138655 139370 141176 176470 194117 221848 277310 278740 352940 388234 456301 554620 557480 705880 776468 912602 970585 1109240 1552936 1825204 1941170 2281505 3194107 3650408 3882340 4563010 5019311 6388214 7764680 9126020 10038622 12776428 15970535 18252040 20077244 25096555 25552856 31941070 35135177 40154488 50193110 63882140 70270354 100386220 127764280 140540708 175675885 200772440 281081416 351351770 702703540 1405407080
• Sum of all divisors σ(n): 3965794560
• Sum of proper divisors (its aliquot sum) s(n): 2560387480
• 1405407080 is an abundant number, because the sum of its proper divisors (2560387480) is greater than itself. Its abundance is 1154980400

Bases of 1405407080

• Binary: 1010011110001001100111101101000₂
• Hexadecimal: 0x53C4CF68
• Base-36: N8QR1K

Squares and roots of 1405407080

• 1405407080 squared (1405407080²) is 1975169060514126400
• 1405407080 cubed (1405407080³) is 2775916581843501682574912000
• The square root of 1405407080 is 37488.7593819801
• The cube root of 1405407080 is 1120.1272920797

Scales and comparisons

• 1,405,407,080 seconds is equal to 44 years, 35 weeks, 5 days, 6 hours, 51 minutes, 20 seconds.
• To count from 1 to 1,405,407,080 would take you about eighty-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 1405407080 cubic inches would be around 93.3 feet tall.

Recreational maths with 1405407080

• 1405407080 backwards is 0807045041
• The number of decimal digits it has is: 10
• The sum of 1405407080's digits is 29
• More coming soon!