40245120

Names of 40245120

• Cardinal: 40245120 can be written as Forty million, two hundred forty-five thousand, one hundred twenty.

Scientific notation

• Scientific notation: 4.024512 × 10⁷

Factors of 40245120

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 164

Divisors of 40245120

• Number of divisors d(n): 256
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 15 16 17 18 20 24 27 30 32 34 36 40 45 48 51 54 60 64 68 72 80 85 90 96 102 108 120 128 135 136 137 144 153 160 170 180 192 204 216 240 255 270 272 274 288 306 320 340 360 384 408 411 432 459 480 510 540 544 548 576 612 640 680 685 720 765 816 822 864 918 960 1020 1080 1088 1096 1152 1224 1233 1360 1370 1440 1530 1632 1644 1728 1836 1920 2040 2055 2160 2176 2192 2295 2329 2448 2466 2720 2740 2880 3060 3264 3288 3456 3672 3699 4080 4110 4320 4384 4590 4658 4896 4932 5440 5480 5760 6120 6165 6528 6576 6987 7344 7398 8160 8220 8640 8768 9180 9316 9792 9864 10880 10960 11645 12240 12330 13152 13974 14688 14796 16320 16440 17280 17536 18360 18495 18632 19584 19728 20961 21920 23290 24480 24660 26304 27948 29376 29592 32640 32880 34935 36720 36990 37264 39456 41922 43840 46580 48960 49320 52608 55896 58752 59184 62883 65760 69870 73440 73980 74528 78912 83844 87680 93160 97920 98640 104805 111792 118368 125766 131520 139740 146880 147960 149056 157824 167688 186320 197280 209610 223584 236736 251532 263040 279480 293760 295920 298112 314415 335376 372640 394560 419220 447168 473472 503064 558960 591840 628830 670752 745280 789120 838440 894336 1006128 1117920 1183680 1257660 1341504 1490560 1676880 2012256 2235840 2367360 2515320 2683008 3353760 4024512 4471680 5030640 6707520 8049024 10061280 13415040 20122560 40245120
• Sum of all divisors σ(n): 152020800
• Sum of proper divisors (its aliquot sum) s(n): 111775680
• 40245120 is an abundant number, because the sum of its proper divisors (111775680) is greater than itself. Its abundance is 71530560

Bases of 40245120

• Binary: 10011001100001011110000000₂
• Hexadecimal: 0x2661780
• Base-36: NYLC0

Squares and roots of 40245120

• 40245120 squared (40245120²) is 1619669683814400
• 40245120 cubed (40245120³) is 65183800785472585728000
• The square root of 40245120 is 6343.9041606885
• The cube root of 40245120 is 342.6923493765

Scales and comparisons

• 40,245,120 seconds is equal to 1 year, 14 weeks, 3 days, 19 hours, 12 minutes.
• To count from 1 to 40,245,120 would take you about forty-seven weeks!

  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 40245120 cubic inches would be around 28.6 feet tall.

Recreational maths with 40245120

• 40245120 backwards is 02154204
• 40245120 is a Harshad number.
• The number of decimal digits it has is: 8
• The sum of 40245120's digits is 18
• More coming soon!