1438579980

Names of 1438579980

• Cardinal: 1438579980 can be written as One billion, four hundred thirty-eight million, five hundred seventy-nine thousand, nine hundred eighty.

Scientific notation

• Scientific notation: 1.43857998 × 10⁹

Factors of 1438579980

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 945

Divisors of 1438579980

• Number of divisors d(n): 192
• Complete list of divisors:
  1 2 3 4 5 6 9 10 12 15 18 20 27 30 36 37 45 54 60 74 89 90 108 111 135 148 178 180 185 222 267 270 333 356 370 444 445 534 540 555 666 740 801 809 890 999 1068 1110 1332 1335 1602 1618 1665 1780 1998 2220 2403 2427 2670 3204 3236 3293 3330 3996 4005 4045 4806 4854 4995 5340 6586 6660 7281 8010 8090 9612 9708 9879 9990 12015 12135 13172 14562 16020 16180 16465 19758 19980 21843 24030 24270 29124 29637 29933 32930 36405 39516 43686 48060 48540 49395 59274 59866 65860 72001 72810 87372 88911 89799 98790 109215 118548 119732 144002 145620 148185 149665 177822 179598 197580 216003 218430 269397 288004 296370 299330 355644 359196 360005 432006 436860 444555 448995 538794 592740 598660 648009 720010 808191 864012 889110 897990 1077588 1080015 1296018 1346985 1440020 1616382 1778220 1795980 1944027 2160030 2592036 2664037 2693970 3232764 3240045 3888054 4040955 4320060 5328074 5387940 6480090 7776108 7992111 8081910 9720135 10656148 12960180 13320185 15984222 16163820 19440270 23976333 26640370 31968444 38880540 39960555 47952666 53280740 71928999 79921110 95905332 119881665 143857998 159842220 239763330 287715996 359644995 479526660 719289990 1438579980
• Sum of all divisors σ(n): 4653936000
• Sum of proper divisors (its aliquot sum) s(n): 3215356020
• 1438579980 is an abundant number, because the sum of its proper divisors (3215356020) is greater than itself. Its abundance is 1776776040

Bases of 1438579980

• Binary: 1010101101111101111110100001100₂
• Hexadecimal: 0x55BEFD0C
• Base-36: NSHRF0

Squares and roots of 1438579980

• 1438579980 squared (1438579980²) is 2069512358856800400
• 1438579980 cubed (1438579980³) is 2977159047813968742295992000
• The square root of 1438579980 is 37928.6169006993
• The cube root of 1438579980 is 1128.8719209149

Scales and comparisons

• 1,438,579,980 seconds is equal to 45 years, 38 weeks, 4 days, 5 hours, 33 minutes.
• To count from 1 to 1,438,579,980 would take you about ninety-one 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 1438579980 cubic inches would be around 94.1 feet tall.

Recreational maths with 1438579980

• 1438579980 backwards is 0899758341
• 1438579980 is a Harshad number.
• The number of decimal digits it has is: 10
• The sum of 1438579980's digits is 54
• More coming soon!