145700940

Names of 145700940

• Cardinal: 145700940 can be written as One hundred forty-five million, seven hundred thousand, nine hundred forty.

Scientific notation

• Scientific notation: 1.4570094 × 10⁸

Factors of 145700940

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 136

Divisors of 145700940

• Number of divisors d(n): 288
• Complete list of divisors:
  1 2 3 4 5 6 7 10 11 12 14 15 20 21 22 28 30 33 35 42 44 47 55 60 61 66 70 77 84 94 105 110 121 122 132 140 141 154 165 183 188 210 220 231 235 242 244 282 305 308 329 330 363 366 385 420 427 462 470 484 517 564 605 610 658 660 671 705 726 732 770 847 854 915 924 940 987 1034 1155 1210 1220 1281 1316 1342 1410 1452 1540 1551 1645 1694 1708 1815 1830 1974 2013 2068 2135 2310 2420 2541 2562 2585 2684 2820 2867 3102 3290 3355 3388 3619 3630 3660 3948 4026 4235 4270 4620 4697 4935 5082 5124 5170 5687 5734 6204 6405 6580 6710 7238 7260 7381 7755 8052 8470 8540 8601 9394 9870 10065 10164 10340 10857 11374 11468 12705 12810 13420 14091 14335 14476 14762 15510 16940 17061 17202 18095 18788 19740 20069 20130 21714 22143 22748 23485 25410 25620 28182 28435 28670 29524 31020 31537 34122 34404 36190 36905 39809 40138 40260 43005 43428 44286 46970 50820 51667 54285 56364 56870 57340 60207 63074 68244 70455 72380 73810 79618 80276 85305 86010 88572 93940 94611 100345 103334 108570 110715 113740 119427 120414 126148 140910 147620 155001 157685 159236 170610 172020 189222 199045 200690 206668 217140 220759 221430 238854 240828 258335 281820 301035 310002 315370 341220 346907 378444 398090 401380 441518 442860 473055 477708 516670 597135 602070 620004 630740 662277 693814 775005 796180 883036 946110 1033340 1040721 1103795 1194270 1204140 1324554 1387628 1550010 1734535 1892220 2081442 2207590 2388540 2428349 2649108 3100020 3311385 3469070 4162884 4415180 4856698 5203605 6622770 6938140 7285047 9713396 10407210 12141745 13245540 14570094 20814420 24283490 29140188 36425235 48566980 72850470 145700940
• Sum of all divisors σ(n): 531965952
• Sum of proper divisors (its aliquot sum) s(n): 386265012
• 145700940 is an abundant number, because the sum of its proper divisors (386265012) is greater than itself. Its abundance is 240564072

Bases of 145700940

• Binary: 1000101011110011100001001100₂
• Hexadecimal: 0x8AF384C
• Base-36: 2EQVKC

Squares and roots of 145700940

• 145700940 squared (145700940²) is 21228763916883600
• 145700940 cubed (145700940³) is 3093050857728022390584000
• The square root of 145700940 is 12070.6644390439
• The cube root of 145700940 is 526.2039670261

Scales and comparisons

• 145,700,940 seconds is equal to 4 years, 32 weeks, 6 days, 8 hours, 29 minutes.
• To count from 1 to 145,700,940 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 145700940 cubic inches would be around 43.9 feet tall.

Recreational maths with 145700940

• 145700940 backwards is 049007541
• 145700940 is a Harshad number.
• The number of decimal digits it has is: 9
• The sum of 145700940's digits is 30
• More coming soon!