2147439840
2,147,439,840 is an even composite number composed of seven prime numbers multiplied together.
2147439840 is an even composite number. It is composed of seven distinct prime numbers multiplied together. It has a total of three hundred eighty-four divisors.
Prime factorization of 2147439840:
25 × 3 × 5 × 7 × 13 × 211 × 233
(2 × 2 × 2 × 2 × 2 × 3 × 5 × 7 × 13 × 211 × 233)See below for interesting mathematical facts about the number 2147439840 from the Numbermatics database.
Names of 2147439840
- Cardinal: 2147439840 can be written as Two billion, one hundred forty-seven million, four hundred thirty-nine thousand, eight hundred forty.
Scientific notation
- Scientific notation: 2.14743984 × 109
Factors of 2147439840
Divisors of 2147439840
- Number of divisors d(n): 384
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Complete list of divisors:
1 2 3 4 5 6 7 8 10 12 13 14 15 16 20 21 24 26 28 30 32 35 39 40 42 48 52 56 60 65 70 78 80 84 91 96 104 105 112 120 130 140 156 160 168 182 195 208 210 211 224 233 240 260 273 280 312 336 364 390 416 420 422 455 466 480 520 546 560 624 633 672 699 728 780 840 844 910 932 1040 1055 1092 1120 1165 1248 1266 1365 1398 1456 1477 1560 1631 1680 1688 1820 1864 2080 2110 2184 2330 2532 2730 2743 2796 2912 2954 3029 3120 3165 3262 3360 3376 3495 3640 3728 4220 4368 4431 4660 4893 5064 5460 5486 5592 5908 6058 6240 6330 6524 6752 6990 7280 7385 7456 8155 8229 8440 8736 8862 9087 9320 9786 10128 10920 10972 11184 11816 12116 12660 13048 13715 13980 14560 14770 15145 16310 16458 16880 17724 18174 18640 19201 19572 20256 21203 21840 21944 22155 22368 23632 24232 24465 25320 26096 27430 27960 29540 30290 32620 32916 33760 35448 36348 37280 38402 39144 41145 42406 43680 43888 44310 45435 47264 48464 48930 49163 50640 52192 54860 55920 57603 59080 60580 63609 65240 65832 70896 72696 76804 78288 82290 84812 87776 88620 90870 96005 96928 97860 98326 101280 106015 109720 111840 115206 118160 121160 127218 130480 131664 141792 145392 147489 153608 156576 164580 169624 177240 181740 192010 195720 196652 212030 219440 230412 236320 242320 245815 254436 260960 263328 288015 290784 294978 307216 318045 329160 339248 344141 354480 363480 384020 391440 393304 424060 438880 460824 484640 491630 508872 576030 589956 614432 636090 639119 658320 678496 688282 708960 726960 737445 768040 782880 786608 848120 921648 983260 1017744 1032423 1152060 1179912 1272180 1278238 1316640 1376564 1453920 1474890 1536080 1573216 1696240 1720705 1843296 1917357 1966520 2035488 2064846 2304120 2359824 2544360 2556476 2753128 2949780 3072160 3195595 3392480 3441410 3834714 3933040 4129692 4473833 4608240 4719648 5088720 5112952 5162115 5506256 5899560 6391190 6882820 7669428 7866080 8259384 8947666 9216480 9586785 10177440 10225904 10324230 11012512 11799120 12782380 13421499 13765640 15338856 16518768 17895332 19173570 20451808 20648460 22369165 23598240 25564760 26842998 27531280 30677712 33037536 35790664 38347140 41296920 44738330 51129520 53685996 55062560 61355424 67107495 71581328 76694280 82593840 89476660 102259040 107371992 134214990 143162656 153388560 165187680 178953320 214743984 268429980 306777120 357906640 429487968 536859960 715813280 1073719920 2147439840
- Sum of all divisors σ(n): 8400817152
- Sum of proper divisors (its aliquot sum) s(n): 6253377312
- 2147439840 is an abundant number, because the sum of its proper divisors (6253377312) is greater than itself. Its abundance is 4105937472
Bases of 2147439840
- Binary: 11111111111111101010100111000002
- Hexadecimal: 0x7FFF54E0
- Base-36: ZIJ36O
Squares and roots of 2147439840
- 2147439840 squared (21474398402) is 4611497866419225600
- 2147439840 cubed (21474398403) is 9902914240423643195387904000
-
The
square root of 2147439840 is 46340.4773389313 -
The
cube root of 2147439840 is 1290.1503820839
Scales and comparisons
How big is 2147439840?- 2,147,439,840 seconds is equal to 68 years, 14 weeks, 4 days, 15 hours, 4 minutes.
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To count from 1 to 2,147,439,840 would take you about one hundred thirty-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 2147439840 cubic inches would be around 107.5 feet tall.
Recreational maths with 2147439840
- 2147439840 backwards is 0489347412
- 2147439840 is a
Harshad number . - The number of decimal digits it has is: 10
- The sum of 2147439840's digits is 42
- More coming soon!
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