1405070420

Names of 1405070420

• Cardinal: 1405070420 can be written as One billion, four hundred five million, seventy thousand, four hundred twenty.

Scientific notation

• Scientific notation: 1.40507042 × 10⁹

Factors of 1405070420

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 683

Divisors of 1405070420

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 4 5 10 13 20 26 52 65 73 130 146 181 260 292 362 365 409 724 730 818 905 949 1460 1636 1810 1898 2045 2353 3620 3796 4090 4706 4745 5317 8180 9412 9490 10634 11765 13213 18980 21268 23530 26426 26585 29857 47060 52852 53170 59714 66065 74029 106340 119428 132130 148058 149285 171769 264260 296116 298570 343538 370145 388141 597140 687076 740290 776282 858845 962377 1480580 1552564 1717690 1924754 1940705 3435380 3849508 3881410 4811885 5404117 7762820 9623770 10808234 19247540 21616468 27020585 54041170 70253521 108082340 140507042 281014084 351267605 702535210 1405070420
• Sum of all divisors σ(n): 3246865440
• Sum of proper divisors (its aliquot sum) s(n): 1841795020
• 1405070420 is an abundant number, because the sum of its proper divisors (1841795020) is greater than itself. Its abundance is 436724600

Bases of 1405070420

• Binary: 1010011101111111010110001010100₂
• Hexadecimal: 0x53BFAC54
• Base-36: N8JJ9W

Squares and roots of 1405070420

• 1405070420 squared (1405070420²) is 1974222885158976400
• 1405070420 cubed (1405070420³) is 2773922178423934737118088000
• The square root of 1405070420 is 37484.2689671281
• The cube root of 1405070420 is 1120.0378441719

Scales and comparisons

• 1,405,070,420 seconds is equal to 44 years, 35 weeks, 1 day, 9 hours, 20 minutes, 20 seconds.
• To count from 1 to 1,405,070,420 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 1405070420 cubic inches would be around 93.3 feet tall.

Recreational maths with 1405070420

• 1405070420 backwards is 0240705041
• The number of decimal digits it has is: 10
• The sum of 1405070420's digits is 23
• More coming soon!