381440400

Names of 381440400

• Cardinal: 381440400 can be written as Three hundred eighty-one million, four hundred forty thousand, four hundred.

Scientific notation

• Scientific notation: 3.814404 × 10⁸

Factors of 381440400

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 129

Divisors of 381440400

• Number of divisors d(n): 360
• Complete list of divisors:
  1 2 3 4 5 6 8 10 11 12 15 16 20 22 24 25 30 33 37 40 44 48 50 55 60 66 71 74 75 80 88 100 110 111 120 121 132 142 148 150 165 176 185 200 213 220 222 240 242 264 275 284 296 300 330 355 363 370 400 407 426 440 444 484 528 550 555 568 592 600 605 660 710 726 740 781 814 825 852 880 888 925 968 1065 1100 1110 1136 1200 1210 1221 1320 1420 1452 1480 1562 1628 1650 1704 1775 1776 1815 1850 1936 2035 2130 2200 2220 2343 2420 2442 2627 2640 2775 2840 2904 2960 3025 3124 3256 3300 3408 3550 3630 3700 3905 4070 4260 4400 4440 4477 4686 4840 4884 5254 5325 5550 5680 5808 6050 6105 6248 6512 6600 7100 7260 7400 7810 7881 8140 8520 8591 8880 8954 9075 9372 9680 9768 10175 10508 10650 11100 11715 12100 12210 12496 13135 13200 13431 14200 14520 14800 15620 15762 16280 17040 17182 17908 18150 18744 19525 19536 20350 21016 21300 22200 22385 23430 24200 24420 25773 26270 26862 28400 28897 29040 30525 31240 31524 32560 34364 35816 36300 37488 39050 39405 40700 42032 42600 42955 44400 44770 46860 48400 48840 51546 52540 53724 57794 58575 61050 62480 63048 65675 67155 68728 71632 72600 78100 78810 81400 85200 85910 86691 89540 93720 97680 103092 105080 107448 111925 115588 117150 122100 126096 128865 131350 134310 137456 144485 145200 156200 157620 162800 171820 173382 179080 187440 197025 206184 210160 214775 214896 223850 231176 234300 244200 257730 262700 268620 288970 312400 315240 317867 335775 343640 346764 358160 394050 412368 429550 433455 447700 462352 468600 488400 515460 525400 537240 577940 630480 635734 644325 671550 687280 693528 722425 788100 859100 866910 895400 937200 953601 1030920 1050800 1074480 1155880 1271468 1288650 1343100 1387056 1444850 1576200 1589335 1718200 1733820 1790800 1907202 2061840 2167275 2311760 2542936 2577300 2686200 2889700 3152400 3178670 3436400 3467640 3814404 4334550 4768005 5085872 5154600 5372400 5779400 6357340 6935280 7628808 7946675 8669100 9536010 10309200 11558800 12714680 15257616 15893350 17338200 19072020 23840025 25429360 31786700 34676400 38144040 47680050 63573400 76288080 95360100 127146800 190720200 381440400
• Sum of all divisors σ(n): 1398785472
• Sum of proper divisors (its aliquot sum) s(n): 1017345072
• 381440400 is an abundant number, because the sum of its proper divisors (1017345072) is greater than itself. Its abundance is 635904672

Bases of 381440400

• Binary: 10110101111000101000110010000₂
• Hexadecimal: 0x16BC5190
• Base-36: 6B3LAO

Squares and roots of 381440400

• 381440400 squared (381440400²) is 145496778752160000
• 381440400 cubed (381440400³) is 55498349485935411264000000
• The square root of 381440400 is 19530.4992255703
• The cube root of 381440400 is 725.2296696065

Scales and comparisons

• 381,440,400 seconds is equal to 12 years, 6 weeks, 4 days, 19 hours, 40 minutes.
• To count from 1 to 381,440,400 would take you about eighteen 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 381440400 cubic inches would be around 60.4 feet tall.

Recreational maths with 381440400

• 381440400 backwards is 004044183
• 381440400 is a Harshad number.
• The number of decimal digits it has is: 9
• The sum of 381440400's digits is 24
• More coming soon!