7145124140
7,145,124,140 is an even composite number composed of seven prime numbers multiplied together.
7145124140 is an even composite number. It is composed of seven distinct prime numbers multiplied together. It has a total of two hundred eighty-eight divisors.
Prime factorization of 7145124140:
22 × 5 × 72 × 11 × 17 × 127 × 307
(2 × 2 × 5 × 7 × 7 × 11 × 17 × 127 × 307)See below for interesting mathematical facts about the number 7145124140 from the Numbermatics database.
Names of 7145124140
- Cardinal: 7145124140 can be written as Seven billion, one hundred forty-five million, one hundred twenty-four thousand, one hundred forty.
Scientific notation
- Scientific notation: 7.14512414 × 109
Factors of 7145124140
Divisors of 7145124140
- Number of divisors d(n): 288
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Complete list of divisors:
1 2 4 5 7 10 11 14 17 20 22 28 34 35 44 49 55 68 70 77 85 98 110 119 127 140 154 170 187 196 220 238 245 254 307 308 340 374 385 476 490 508 539 595 614 635 748 770 833 889 935 980 1078 1190 1228 1270 1309 1397 1535 1540 1666 1778 1870 2149 2156 2159 2380 2540 2618 2695 2794 3070 3332 3377 3556 3740 4165 4298 4318 4445 5219 5236 5390 5588 6140 6223 6545 6754 6985 8330 8596 8636 8890 9163 9779 10438 10745 10780 10795 12446 13090 13508 13970 15043 15113 16660 16885 17780 18326 19558 20876 21490 21590 23639 23749 24892 26095 26180 27940 30086 30226 31115 33770 36533 36652 38989 39116 42980 43180 45815 47278 47498 48895 52190 57409 60172 60452 62230 67540 68453 73066 75215 75565 77978 91630 94556 94996 97790 104380 105791 114818 118195 118745 124460 136906 146132 150430 151130 155956 165473 166243 182665 183260 194945 195580 211582 229636 236390 237490 255731 272923 273812 287045 300860 302260 330946 332486 342265 365330 389890 401863 423164 428879 472780 474980 511462 528955 545846 574090 661892 662813 664972 684530 730660 779780 803726 827365 831215 857758 1022924 1057910 1091692 1148180 1163701 1278655 1325626 1364615 1369060 1607452 1654730 1662430 1715516 1910461 2009315 2115820 2144395 2327402 2557310 2651252 2729230 2813041 3002153 3309460 3314065 3324860 3820922 4018630 4288790 4639691 4654804 5114620 5458460 5626082 5818505 6004306 6628130 7290943 7641844 8037260 8577580 9279382 9552305 11252164 11637010 12008612 13256260 14065205 14581886 15010765 18558764 19104610 21015071 23198455 23274020 28130410 29163772 30021530 32477837 36454715 38209220 42030142 46396910 51036601 56260820 60043060 64955674 72909430 84060284 92793820 102073202 105075355 129911348 145818860 162389185 204146404 210150710 255183005 324778370 357256207 420301420 510366010 649556740 714512414 1020732020 1429024828 1786281035 3572562070 7145124140
- Sum of all divisors σ(n): 20386308096
- Sum of proper divisors (its aliquot sum) s(n): 13241183956
- 7145124140 is an abundant number, because the sum of its proper divisors (13241183956) is greater than itself. Its abundance is 6096059816
Bases of 7145124140
- Binary: 1101010011110000111110001001011002
- Hexadecimal: 0x1A9E1F12C
- Base-36: 3A60T2K
Squares and roots of 7145124140
- 7145124140 squared (71451241402) is 51052798976010739600
- 7145124140 cubed (71451241403) is 364778586378061616415213944000
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The
square root of 7145124140 is 84528.8361448329 -
The
cube root of 7145124140 is 1926.0605065555
Scales and comparisons
How big is 7145124140?- 7,145,124,140 seconds is equal to 227 years, 10 weeks, 4 hours, 42 minutes, 20 seconds.
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To count from 1 to 7,145,124,140 would take you about four hundred fifty-four 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 7145124140 cubic inches would be around 160.5 feet tall.
Recreational maths with 7145124140
- 7145124140 backwards is 0414215417
- The number of decimal digits it has is: 10
- The sum of 7145124140's digits is 29
- More coming soon!
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