2139459840
2,139,459,840 is an even composite number composed of six prime numbers multiplied together.
2139459840 is an even composite number. It is composed of six distinct prime numbers multiplied together. It has a total of four hundred thirty-two divisors.
Prime factorization of 2139459840:
28 × 32 × 5 × 7 × 43 × 617
(2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 3 × 3 × 5 × 7 × 43 × 617)See below for interesting mathematical facts about the number 2139459840 from the Numbermatics database.
Names of 2139459840
- Cardinal: 2139459840 can be written as Two billion, one hundred thirty-nine million, four hundred fifty-nine thousand, eight hundred forty.
Scientific notation
- Scientific notation: 2.13945984 × 109
Factors of 2139459840
Divisors of 2139459840
- Number of divisors d(n): 432
-
Complete list of divisors:
1 2 3 4 5 6 7 8 9 10 12 14 15 16 18 20 21 24 28 30 32 35 36 40 42 43 45 48 56 60 63 64 70 72 80 84 86 90 96 105 112 120 126 128 129 140 144 160 168 172 180 192 210 215 224 240 252 256 258 280 288 301 315 320 336 344 360 384 387 420 430 448 480 504 516 560 576 602 617 630 640 645 672 688 720 768 774 840 860 896 903 960 1008 1032 1120 1152 1204 1234 1260 1280 1290 1344 1376 1440 1505 1548 1680 1720 1792 1806 1851 1920 1935 2016 2064 2240 2304 2408 2468 2520 2580 2688 2709 2752 2880 3010 3085 3096 3360 3440 3612 3702 3840 3870 4032 4128 4319 4480 4515 4816 4936 5040 5160 5376 5418 5504 5553 5760 6020 6170 6192 6720 6880 7224 7404 7740 8064 8256 8638 8960 9030 9255 9632 9872 10080 10320 10836 11008 11106 11520 12040 12340 12384 12957 13440 13545 13760 14448 14808 15480 16128 16512 17276 18060 18510 19264 19744 20160 20640 21595 21672 22212 24080 24680 24768 25914 26531 26880 27090 27520 27765 28896 29616 30960 33024 34552 36120 37020 38528 38871 39488 40320 41280 43190 43344 44424 48160 49360 49536 51828 53062 54180 55040 55530 57792 59232 61920 64785 69104 72240 74040 77056 77742 78976 79593 80640 82560 86380 86688 88848 96320 98720 99072 103656 106124 108360 111060 115584 118464 123840 129570 132655 138208 144480 148080 155484 157952 159186 165120 172760 173376 177696 185717 192640 194355 197440 207312 212248 216720 222120 231168 236928 238779 247680 259140 265310 276416 288960 296160 310968 318372 345520 346752 355392 371434 385280 388710 394880 397965 414624 424496 433440 444240 473856 477558 495360 518280 530620 552832 557151 577920 592320 621936 636744 691040 693504 710784 742868 777420 789760 795930 829248 848992 866880 888480 928585 955116 1036560 1061240 1105664 1114302 1155840 1184640 1193895 1243872 1273488 1382080 1421568 1485736 1554840 1591860 1658496 1671453 1697984 1733760 1776960 1857170 1910232 2073120 2122480 2228604 2369280 2387790 2487744 2546976 2764160 2785755 2971472 3109680 3183720 3316992 3342906 3395968 3467520 3553920 3714340 3820464 4146240 4244960 4457208 4775580 4975488 5093952 5528320 5571510 5942944 6219360 6367440 6685812 6791936 7107840 7428680 7640928 8292480 8357265 8489920 8914416 9551160 9950976 10187904 11143020 11885888 12438720 12734880 13371624 14857360 15281856 16584960 16714530 16979840 17828832 19102320 20375808 22286040 23771776 24877440 25469760 26743248 29714720 30563712 33429060 33959680 35657664 38204640 44572080 47543552 49754880 50939520 53486496 59429440 61127424 66858120 71315328 76409280 89144160 101879040 106972992 118858880 133716240 142630656 152818560 178288320 213945984 237717760 267432480 305637120 356576640 427891968 534864960 713153280 1069729920 2139459840
- Sum of all divisors σ(n): 8670549888
- Sum of proper divisors (its aliquot sum) s(n): 6531090048
- 2139459840 is an abundant number, because the sum of its proper divisors (6531090048) is greater than itself. Its abundance is 4391630208
Bases of 2139459840
- Binary: 11111111000010110010001000000002
- Hexadecimal: 0x7F859100
- Base-36: ZDS1S0
Squares and roots of 2139459840
- 2139459840 squared (21394598402) is 4577288406972825600
- 2139459840 cubed (21394598403) is 9792924722815936342523904000
-
The
square root of 2139459840 is 46254.2953681061 -
The
cube root of 2139459840 is 1288.5503094453
Scales and comparisons
How big is 2139459840?- 2,139,459,840 seconds is equal to 68 years, 1 week, 3 days, 6 hours, 24 minutes.
-
To count from 1 to 2,139,459,840 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 2139459840 cubic inches would be around 107.4 feet tall.
Recreational maths with 2139459840
- 2139459840 backwards is 0489549312
- 2139459840 is a
Harshad number . - The number of decimal digits it has is: 10
- The sum of 2139459840's digits is 45
- More coming soon!
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