7138909440
7,138,909,440 is an even composite number composed of six prime numbers multiplied together.
7138909440 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 7138909440:
28 × 32 × 5 × 13 × 73 × 653
(2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 3 × 3 × 5 × 13 × 73 × 653)See below for interesting mathematical facts about the number 7138909440 from the Numbermatics database.
Names of 7138909440
- Cardinal: 7138909440 can be written as Seven billion, one hundred thirty-eight million, nine hundred nine thousand, four hundred forty.
Scientific notation
- Scientific notation: 7.13890944 × 109
Factors of 7138909440
Divisors of 7138909440
- Number of divisors d(n): 432
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Complete list of divisors:
1 2 3 4 5 6 8 9 10 12 13 15 16 18 20 24 26 30 32 36 39 40 45 48 52 60 64 65 72 73 78 80 90 96 104 117 120 128 130 144 146 156 160 180 192 195 208 219 234 240 256 260 288 292 312 320 360 365 384 390 416 438 468 480 520 576 584 585 624 640 653 657 720 730 768 780 832 876 936 949 960 1040 1095 1152 1168 1170 1248 1280 1306 1314 1440 1460 1560 1664 1752 1872 1898 1920 1959 2080 2190 2304 2336 2340 2496 2612 2628 2847 2880 2920 3120 3265 3285 3328 3504 3744 3796 3840 3918 4160 4380 4672 4680 4745 4992 5224 5256 5694 5760 5840 5877 6240 6530 6570 7008 7488 7592 7836 8320 8489 8541 8760 9344 9360 9490 9795 9984 10448 10512 11388 11520 11680 11754 12480 13060 13140 14016 14235 14976 15184 15672 16640 16978 17082 17520 18688 18720 18980 19590 20896 21024 22776 23360 23508 24960 25467 26120 26280 28032 28470 29385 29952 30368 31344 33956 34164 35040 37440 37960 39180 41792 42048 42445 42705 45552 46720 47016 47669 49920 50934 52240 52560 56064 56940 58770 60736 62688 67912 68328 70080 74880 75920 76401 78360 83584 84096 84890 85410 91104 93440 94032 95338 101868 104480 105120 113880 117540 121472 125376 127335 135824 136656 140160 143007 149760 151840 152802 156720 167168 168192 169780 170820 182208 188064 190676 203736 208960 210240 227760 235080 238345 242944 250752 254670 271648 273312 280320 286014 303680 305604 313440 339560 341640 364416 376128 381352 382005 407472 417920 420480 429021 455520 470160 476690 501504 509340 543296 546624 572028 607360 611208 619697 626880 679120 683280 715035 728832 752256 762704 764010 814944 835840 840960 858042 911040 940320 953380 1018680 1086592 1093248 1144056 1214720 1222416 1239394 1253760 1358240 1366560 1430070 1504512 1525408 1528020 1629888 1716084 1822080 1859091 1880640 1906760 2037360 2145105 2173184 2186496 2288112 2444832 2478788 2507520 2716480 2733120 2860140 3050816 3056040 3098485 3259776 3432168 3644160 3718182 3761280 3813520 4074720 4290210 4576224 4889664 4957576 5432960 5466240 5577273 5720280 6101632 6112080 6196970 6519552 6864336 7436364 7522560 7627040 8149440 8580420 9152448 9295455 9779328 9915152 10865920 10932480 11154546 11440560 12203264 12224160 12393940 13728672 14872728 15254080 16298880 17160840 18304896 18590910 19558656 19830304 22309092 22881120 24448320 24787880 27457344 27886365 29745456 30508160 32597760 34321680 36609792 37181820 39660608 44618184 45762240 48896640 49575760 54914688 55772730 59490912 61016320 68643360 74363640 79321216 89236368 91524480 97793280 99151520 109829376 111545460 118981824 137286720 148727280 158642432 178472736 183048960 198303040 223090920 237963648 274573440 297454560 356945472 396606080 446181840 475927296 549146880 594909120 713890944 793212160 892363680 1189818240 1427781888 1784727360 2379636480 3569454720 7138909440
- Sum of all divisors σ(n): 27005548752
- Sum of proper divisors (its aliquot sum) s(n): 19866639312
- 7138909440 is an abundant number, because the sum of its proper divisors (19866639312) is greater than itself. Its abundance is 12727729872
Bases of 7138909440
- Binary: 1101010011000001100011101000000002
- Hexadecimal: 0x1A9831D00
- Base-36: 3A2BLS0
Squares and roots of 7138909440
- 7138909440 squared (71389094402) is 50964027992521113600
- 7138909440 cubed (71389094403) is 363827580536233227278352384000
-
The
square root of 7138909440 is 84492.0673199561 -
The
cube root of 7138909440 is 1925.5019270229
Scales and comparisons
How big is 7138909440?- 7,138,909,440 seconds is equal to 226 years, 51 weeks, 5 days, 6 hours, 24 minutes.
-
To count from 1 to 7,138,909,440 would take you about four hundred fifty-three 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 7138909440 cubic inches would be around 160.5 feet tall.
Recreational maths with 7138909440
- 7138909440 backwards is 0449098317
- 7138909440 is a
Harshad number . - The number of decimal digits it has is: 10
- The sum of 7138909440's digits is 45
- More coming soon!
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