1420340640

Names of 1420340640

• Cardinal: 1420340640 can be written as One billion, four hundred twenty million, three hundred forty thousand, six hundred forty.

Scientific notation

• Scientific notation: 1.42034064 × 10⁹

Factors of 1420340640

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 1895

Divisors of 1420340640

• Number of divisors d(n): 192
• Complete list of divisors:
  1 2 3 4 5 6 8 10 12 15 16 20 24 30 31 32 40 48 53 60 62 80 93 96 106 120 124 155 159 160 186 212 240 248 265 310 318 372 424 465 480 496 530 620 636 744 795 848 930 992 1060 1240 1272 1488 1590 1643 1696 1801 1860 2120 2480 2544 2976 3180 3286 3602 3720 4240 4929 4960 5088 5403 6360 6572 7204 7440 8215 8480 9005 9858 10806 12720 13144 14408 14880 16430 18010 19716 21612 24645 25440 26288 27015 28816 32860 36020 39432 43224 49290 52576 54030 55831 57632 65720 72040 78864 86448 95453 98580 108060 111662 131440 144080 157728 167493 172896 190906 197160 216120 223324 262880 279155 286359 288160 334986 381812 394320 432240 446648 477265 558310 572718 669972 763624 788640 837465 864480 893296 954530 1116620 1145436 1339944 1431795 1527248 1674930 1786592 1909060 2233240 2290872 2679888 2863590 2959043 3054496 3349860 3818120 4466480 4581744 5359776 5727180 5918086 6699720 7636240 8877129 8932960 9163488 11454360 11836172 13399440 14795215 15272480 17754258 22908720 23672344 26798880 29590430 35508516 44385645 45817440 47344688 59180860 71017032 88771290 94689376 118361720 142034064 177542580 236723440 284068128 355085160 473446880 710170320 1420340640
• Sum of all divisors σ(n): 4708150272
• Sum of proper divisors (its aliquot sum) s(n): 3287809632
• 1420340640 is an abundant number, because the sum of its proper divisors (3287809632) is greater than itself. Its abundance is 1867468992

Bases of 1420340640

• Binary: 1010100101010001010110110100000₂
• Hexadecimal: 0x54A8ADA0
• Base-36: NHMTUO

Squares and roots of 1420340640

• 1420340640 squared (1420340640²) is 2017367533635609600
• 1420340640 cubed (1420340640³) is 2865349093839223266054144000
• The square root of 1420340640 is 37687.4069153079
• The cube root of 1420340640 is 1124.0807344819

Scales and comparisons

• 1,420,340,640 seconds is equal to 45 years, 8 weeks, 3 days, 3 hours, 4 minutes.
• To count from 1 to 1,420,340,640 would take you about ninety 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 1420340640 cubic inches would be around 93.7 feet tall.

Recreational maths with 1420340640

• 1420340640 backwards is 0460430241
• 1420340640 is a Harshad number.
• The number of decimal digits it has is: 10
• The sum of 1420340640's digits is 24
• More coming soon!