149065920

Names of 149065920

• Cardinal: 149065920 can be written as One hundred forty-nine million, sixty-five thousand, nine hundred twenty.

Scientific notation

• Scientific notation: 1.4906592 × 10⁸

Factors of 149065920

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 16
• Sum of prime factors: 81

Divisors of 149065920

• Number of divisors d(n): 252
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 15 16 18 20 24 27 30 32 36 40 45 48 54 60 64 71 72 80 81 90 96 108 120 135 142 144 160 162 180 192 213 216 240 243 270 284 288 320 324 355 360 405 426 432 480 486 540 568 576 639 648 710 720 729 810 852 864 960 972 1065 1080 1136 1215 1278 1296 1420 1440 1458 1620 1704 1728 1917 1944 2130 2160 2187 2272 2430 2556 2592 2840 2880 2916 3195 3240 3408 3645 3834 3888 4260 4320 4374 4544 4860 5112 5184 5680 5751 5832 6390 6480 6561 6816 7290 7668 7776 8520 8640 8748 9585 9720 10224 10935 11360 11502 11664 12780 12960 13122 13632 14580 15336 15552 17040 17253 17496 19170 19440 20448 21870 22720 23004 23328 25560 25920 26244 28755 29160 30672 32805 34080 34506 34992 38340 38880 40896 43740 46008 46656 51120 51759 52488 57510 58320 61344 65610 68160 69012 69984 76680 77760 86265 87480 92016 102240 103518 104976 115020 116640 122688 131220 138024 139968 153360 155277 172530 174960 184032 204480 207036 209952 230040 233280 258795 262440 276048 306720 310554 345060 349920 368064 414072 419904 460080 465831 517590 524880 552096 613440 621108 690120 699840 776385 828144 920160 931662 1035180 1049760 1104192 1242216 1380240 1552770 1656288 1840320 1863324 2070360 2099520 2329155 2484432 2760480 3105540 3312576 3726648 4140720 4658310 4968864 5520960 6211080 7453296 8281440 9316620 9937728 12422160 14906592 16562880 18633240 24844320 29813184 37266480 49688640 74532960 149065920
• Sum of all divisors σ(n): 539916624
• Sum of proper divisors (its aliquot sum) s(n): 390850704
• 149065920 is an abundant number, because the sum of its proper divisors (390850704) is greater than itself. Its abundance is 241784784

Bases of 149065920

• Binary: 1000111000101001000011000000₂
• Hexadecimal: 0x8E290C0
• Base-36: 2GR000

Squares and roots of 149065920

• 149065920 squared (149065920²) is 22220648505446400
• 149065920 cubed (149065920³) is 3312341412460992626688000
• The square root of 149065920 is 12209.2555055579
• The cube root of 149065920 is 530.2240894093

Scales and comparisons

• 149,065,920 seconds is equal to 4 years, 38 weeks, 3 days, 7 hours, 12 minutes.
• To count from 1 to 149,065,920 would take you about seven 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 149065920 cubic inches would be around 44.2 feet tall.

Recreational maths with 149065920

• 149065920 backwards is 029560941
• 149065920 is a Harshad number.
• The number of decimal digits it has is: 9
• The sum of 149065920's digits is 36
• More coming soon!