135997440

Names of 135997440

• Cardinal: 135997440 can be written as One hundred thirty-five million, nine hundred ninety-seven thousand, four hundred forty.

Scientific notation

• Scientific notation: 1.3599744 × 10⁸

Factors of 135997440

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 15
• Sum of prime factors: 262

Divisors of 135997440

• Number of divisors d(n): 192
• Complete list of divisors:
  1 2 3 4 5 6 8 10 12 15 16 19 20 24 30 32 38 40 48 57 60 64 76 80 95 96 114 120 128 152 160 190 192 228 233 240 256 285 304 320 380 384 456 466 480 512 570 608 640 699 760 768 912 932 960 1024 1140 1165 1216 1280 1398 1520 1536 1824 1864 1920 2048 2280 2330 2432 2560 2796 3040 3072 3495 3648 3728 3840 4427 4560 4660 4864 5120 5592 6080 6144 6990 7296 7456 7680 8854 9120 9320 9728 10240 11184 12160 13281 13980 14592 14912 15360 17708 18240 18640 19456 22135 22368 24320 26562 27960 29184 29824 30720 35416 36480 37280 38912 44270 44736 48640 53124 55920 58368 59648 66405 70832 72960 74560 88540 89472 97280 106248 111840 116736 119296 132810 141664 145920 149120 177080 178944 194560 212496 223680 238592 265620 283328 291840 298240 354160 357888 424992 447360 477184 531240 566656 583680 596480 708320 715776 849984 894720 1062480 1133312 1192960 1416640 1431552 1699968 1789440 2124960 2266624 2385920 2833280 3399936 3578880 4249920 4533248 5666560 6799872 7157760 8499840 9066496 11333120 13599744 16999680 22666240 27199488 33999360 45332480 67998720 135997440
• Sum of all divisors σ(n): 459950400
• Sum of proper divisors (its aliquot sum) s(n): 323952960
• 135997440 is an abundant number, because the sum of its proper divisors (323952960) is greater than itself. Its abundance is 187955520

Bases of 135997440

• Binary: 1000000110110010100000000000₂
• Hexadecimal: 0x81B2800
• Base-36: 28YWAO

Squares and roots of 135997440

• 135997440 squared (135997440²) is 18495303686553600
• 135997440 cubed (135997440³) is 2515313953393852022784000
• The square root of 135997440 is 11661.7940300795
• The cube root of 135997440 is 514.2530914051

Scales and comparisons

• 135,997,440 seconds is equal to 4 years, 16 weeks, 6 days, 1 hour, 4 minutes.
• To count from 1 to 135,997,440 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 135997440 cubic inches would be around 42.9 feet tall.

Recreational maths with 135997440

• 135997440 backwards is 044799531
• The number of decimal digits it has is: 9
• The sum of 135997440's digits is 42
• More coming soon!