1388443056

Names of 1388443056

• Cardinal: 1388443056 can be written as One billion, three hundred eighty-eight million, four hundred forty-three thousand and fifty-six.

Scientific notation

• Scientific notation: 1.388443056 × 10⁹

Factors of 1388443056

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 144

Divisors of 1388443056

• Number of divisors d(n): 480
• Complete list of divisors:
  1 2 3 4 6 7 8 11 12 13 14 16 21 22 24 26 28 33 37 39 42 44 48 52 56 66 71 74 77 78 84 88 91 104 111 112 121 132 142 143 148 154 156 168 176 182 208 213 222 231 242 259 264 273 284 286 296 308 312 336 363 364 407 426 429 444 462 481 484 497 518 528 546 568 572 592 616 624 726 728 777 781 814 847 852 858 888 923 924 962 968 994 1001 1036 1092 1136 1144 1221 1232 1443 1452 1456 1491 1554 1562 1573 1628 1694 1704 1716 1776 1846 1848 1924 1936 1988 2002 2072 2184 2288 2343 2442 2541 2627 2769 2849 2886 2904 2982 3003 3108 3124 3146 3256 3367 3388 3408 3432 3692 3696 3848 3976 4004 4144 4368 4477 4686 4719 4884 5082 5254 5291 5467 5538 5698 5772 5808 5964 6006 6216 6248 6292 6461 6512 6734 6776 6864 7384 7696 7881 7952 8008 8547 8591 8954 9372 9438 9768 10101 10153 10164 10508 10582 10934 11011 11076 11396 11544 11928 12012 12432 12496 12584 12922 13431 13468 13552 14768 15762 15873 16016 16401 17094 17182 17908 18389 18744 18876 19383 19536 20202 20306 20328 21016 21164 21868 22022 22152 22792 23088 23856 24024 25168 25773 25844 26862 26936 28897 30459 31339 31524 31746 32802 33033 34151 34188 34364 35816 36778 37037 37488 37752 38766 40404 40612 40656 42032 42328 43736 44044 44304 45584 48048 51546 51688 53724 53872 55167 57794 58201 60137 60918 62678 63048 63492 65604 66066 68302 68376 68728 71071 71632 73556 74074 75504 77532 80808 81224 84656 86691 87472 88088 94017 102453 103092 103376 107448 110334 111111 111683 115588 116402 120274 121836 125356 126096 126984 131208 132132 136604 136752 137456 142142 147112 148148 155064 161616 162448 173382 174603 176176 180411 188034 202279 204906 206184 213213 214896 220668 222222 223366 231176 232804 239057 240548 243672 250712 253968 262416 264264 273208 284284 294224 296296 310128 317867 335049 346764 349206 360822 375661 376068 404558 407407 409812 412368 426426 441336 444444 446732 462352 465608 478114 481096 487344 501424 528528 546416 568568 592592 606837 635734 670098 693528 698412 717171 721644 751322 752136 781781 809116 814814 819624 852852 882672 888888 893464 931216 953601 956228 962192 1126983 1137136 1213674 1222221 1271468 1340196 1387056 1396824 1434342 1443288 1502644 1504272 1563562 1618232 1629628 1639248 1705704 1777776 1786928 1907202 1912456 2225069 2253966 2345343 2427348 2444442 2542936 2629627 2680392 2793648 2868684 2886576 3005288 3127124 3236464 3259256 3411408 3814404 3824912 4132271 4450138 4507932 4690686 4854696 4888884 5085872 5259254 5360784 5737368 6010576 6254248 6518512 6675207 7628808 7888881 8264542 8900276 9015864 9381372 9709392 9777768 10518508 11474736 12396813 12508496 13350414 15257616 15777762 16529084 17800552 18031728 18762744 19555536 21037016 24793626 26700828 28925897 31555524 33058168 35601104 37525488 42074032 49587252 53401656 57851794 63111048 66116336 86777691 99174504 106803312 115703588 126222096 173555382 198349008 231407176 347110764 462814352 694221528 1388443056
• Sum of all divisors σ(n): 5053676544
• Sum of proper divisors (its aliquot sum) s(n): 3665233488
• 1388443056 is an abundant number, because the sum of its proper divisors (3665233488) is greater than itself. Its abundance is 2276790432

Bases of 1388443056

• Binary: 1010010110000011111010110110000₂
• Hexadecimal: 0x52C1F5B0
• Base-36: MYN5IO

Squares and roots of 1388443056

• 1388443056 squared (1388443056²) is 1927774119754619136
• 1388443056 cubed (1388443056³) is 2676604590109813363303919616
• The square root of 1388443056 is 37261.8176690295
• The cube root of 1388443056 is 1115.6021886037

Scales and comparisons

• 1,388,443,056 seconds is equal to 44 years, 7 weeks, 4 days, 22 hours, 37 minutes, 36 seconds.
• To count from 1 to 1,388,443,056 would take you about eighty-eight 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 1388443056 cubic inches would be around 93 feet tall.

Recreational maths with 1388443056

• 1388443056 backwards is 6503448831
• 1388443056 is a Harshad number.
• The number of decimal digits it has is: 10
• The sum of 1388443056's digits is 42
• More coming soon!