142872480

Names of 142872480

• Cardinal: 142872480 can be written as One hundred forty-two million, eight hundred seventy-two thousand, four hundred eighty.

Scientific notation

• Scientific notation: 1.4287248 × 10⁸

Factors of 142872480

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 2168

Divisors of 142872480

• Number of divisors d(n): 144
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 15 16 18 20 24 30 32 36 40 45 47 48 60 72 80 90 94 96 120 141 144 160 180 188 235 240 282 288 360 376 423 470 480 564 705 720 752 846 940 1128 1410 1440 1504 1692 1880 2111 2115 2256 2820 3384 3760 4222 4230 4512 5640 6333 6768 7520 8444 8460 10555 11280 12666 13536 16888 16920 18999 21110 22560 25332 31665 33776 33840 37998 42220 50664 63330 67552 67680 75996 84440 94995 99217 101328 126660 151992 168880 189990 198434 202656 253320 297651 303984 337760 379980 396868 496085 506640 595302 607968 759960 793736 892953 992170 1013280 1190604 1488255 1519920 1587472 1785906 1984340 2381208 2976510 3039840 3174944 3571812 3968680 4464765 4762416 5953020 7143624 7937360 8929530 9524832 11906040 14287248 15874720 17859060 23812080 28574496 35718120 47624160 71436240 142872480
• Sum of all divisors σ(n): 498161664
• Sum of proper divisors (its aliquot sum) s(n): 355289184
• 142872480 is an abundant number, because the sum of its proper divisors (355289184) is greater than itself. Its abundance is 212416704

Bases of 142872480

• Binary: 1000100001000000111110100000₂
• Hexadecimal: 0x8840FA0
• Base-36: 2D2940

Squares and roots of 142872480

• 142872480 squared (142872480²) is 20412545541350400
• 142872480 cubed (142872480³) is 2916391004605674196992000
• The square root of 142872480 is 11952.9276748419
• The cube root of 142872480 is 522.7766656701

Scales and comparisons

• 142,872,480 seconds is equal to 4 years, 28 weeks, 1 day, 14 hours, 48 minutes.
• To count from 1 to 142,872,480 would take you about six 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 142872480 cubic inches would be around 43.6 feet tall.

Recreational maths with 142872480

• 142872480 backwards is 084278241
• 142872480 is a Harshad number.
• The number of decimal digits it has is: 9
• The sum of 142872480's digits is 36
• More coming soon!