1390343955

Names of 1390343955

• Cardinal: 1390343955 can be written as One billion, three hundred ninety million, three hundred forty-three thousand, nine hundred fifty-five.

Scientific notation

• Scientific notation: 1.390343955 × 10⁹

Factors of 1390343955

• Number of distinct prime factors ω(n): 8
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 202

Divisors of 1390343955

• Number of divisors d(n): 256
• Complete list of divisors:
  1 3 5 7 11 13 15 21 29 31 33 35 39 55 65 77 87 91 93 103 105 143 145 155 165 195 203 217 231 273 309 319 341 377 385 403 429 435 455 465 515 609 651 715 721 899 957 1001 1015 1023 1085 1131 1133 1155 1209 1339 1365 1545 1595 1705 1885 2015 2145 2163 2233 2387 2639 2697 2821 2987 3003 3045 3193 3255 3399 3605 4017 4147 4433 4495 4785 5005 5115 5655 5665 6045 6293 6695 6699 7161 7917 7931 8463 8961 9373 9579 9889 10815 11165 11687 11935 12441 13195 13299 13485 14105 14729 14935 15015 15965 16995 18879 20085 20735 20909 22165 22351 23793 28119 29029 29667 31031 31465 32857 33495 35061 35123 35805 38831 39585 39655 41509 42315 44187 44805 46865 47895 49445 58435 62205 62727 66495 67053 69223 73645 81809 87087 92597 93093 94395 98571 103103 104545 105369 111755 116493 118965 124527 128557 140595 145145 148335 155155 164285 175305 175615 194155 207545 207669 220935 229999 245427 245861 271817 277791 290563 309309 313635 335265 346115 385671 409045 427141 435435 456599 462985 465465 492855 515515 526845 582465 622635 642785 648179 689997 737583 815451 871689 899899 1018567 1038345 1149995 1203761 1227135 1229305 1281423 1359085 1369797 1388955 1452815 1546545 1928355 1944537 2135705 2282995 2699697 2989987 3055701 3196193 3240895 3449985 3611283 3687915 4077255 4358445 4499495 5092835 6018805 6407115 6848985 7129969 8426327 8969961 9588579 9722685 13241371 13498485 14949935 15278505 15980965 18056415 21389907 25278981 35649845 39724113 42131635 44849805 47942895 66206855 92689597 106949535 126394905 198620565 278068791 463447985 1390343955
• Sum of all divisors σ(n): 3220439040
• Sum of proper divisors (its aliquot sum) s(n): 1830095085
• 1390343955 is an abundant number, because the sum of its proper divisors (1830095085) is greater than itself. Its abundance is 439751130

Bases of 1390343955

• Binary: 1010010110111101111011100010011₂
• Hexadecimal: 0x52DEF713
• Base-36: MZRW9F

Squares and roots of 1390343955

• 1390343955 squared (1390343955²) is 1933056313205042025
• 1390343955 cubed (1390343955³) is 2687613159739216854979708875
• The square root of 1390343955 is 37287.3162751089
• The cube root of 1390343955 is 1116.1110751649

Scales and comparisons

• 1,390,343,955 seconds is equal to 44 years, 10 weeks, 5 days, 22 hours, 39 minutes, 15 seconds.
• To count from 1 to 1,390,343,955 would take you about eighty-eight 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 1390343955 cubic inches would be around 93 feet tall.

Recreational maths with 1390343955

• 1390343955 backwards is 5593430931
• The number of decimal digits it has is: 10
• The sum of 1390343955's digits is 42
• More coming soon!