142039040

Names of 142039040

• Cardinal: 142039040 can be written as One hundred forty-two million, thirty-nine thousand and forty.

Scientific notation

• Scientific notation: 1.4203904 × 10⁸

Factors of 142039040

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 15
• Sum of prime factors: 128

Divisors of 142039040

• Number of divisors d(n): 192
• Complete list of divisors:
  1 2 4 5 8 10 11 13 16 20 22 26 32 40 44 52 55 64 65 80 88 97 104 110 128 130 143 160 176 194 208 220 256 260 286 320 352 388 416 440 485 512 520 572 640 704 715 776 832 880 970 1024 1040 1067 1144 1261 1280 1408 1430 1552 1664 1760 1940 2048 2080 2134 2288 2522 2560 2816 2860 3104 3328 3520 3880 4160 4268 4576 5044 5120 5335 5632 5720 6208 6305 6656 7040 7760 8320 8536 9152 10088 10240 10670 11264 11440 12416 12610 13312 13871 14080 15520 16640 17072 18304 20176 21340 22528 22880 24832 25220 26624 27742 28160 31040 33280 34144 36608 40352 42680 45760 49664 50440 55484 56320 62080 66560 68288 69355 73216 80704 85360 91520 99328 100880 110968 112640 124160 133120 136576 138710 146432 161408 170720 183040 198656 201760 221936 248320 273152 277420 292864 322816 341440 366080 403520 443872 496640 546304 554840 645632 682880 732160 807040 887744 993280 1092608 1109680 1291264 1365760 1464320 1614080 1775488 2185216 2219360 2582528 2731520 3228160 3550976 4438720 5463040 6456320 7101952 8877440 10926080 12912640 14203904 17754880 28407808 35509760 71019520 142039040
• Sum of all divisors σ(n): 404520480
• Sum of proper divisors (its aliquot sum) s(n): 262481440
• 142039040 is an abundant number, because the sum of its proper divisors (262481440) is greater than itself. Its abundance is 120442400

Bases of 142039040

• Binary: 1000011101110101100000000000₂
• Hexadecimal: 0x8775800
• Base-36: 2CKE0W

Squares and roots of 142039040

• 142039040 squared (142039040²) is 20175088884121600
• 142039040 cubed (142039040³) is 2865650257015303307264000
• The square root of 142039040 is 11918.0132572505
• The cube root of 142039040 is 521.7581514483

Scales and comparisons

• 142,039,040 seconds is equal to 4 years, 26 weeks, 5 days, 23 hours, 17 minutes, 20 seconds.
• To count from 1 to 142,039,040 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 142039040 cubic inches would be around 43.5 feet tall.

Recreational maths with 142039040

• 142039040 backwards is 040930241
• The number of decimal digits it has is: 9
• The sum of 142039040's digits is 23
• More coming soon!