2138386140
2,138,386,140 is an even composite number composed of seven prime numbers multiplied together.
2138386140 is an even composite number. It is composed of seven distinct prime numbers multiplied together. It has a total of four hundred thirty-two divisors.
Prime factorization of 2138386140:
22 × 32 × 5 × 11 × 172 × 37 × 101
(2 × 2 × 3 × 3 × 5 × 11 × 17 × 17 × 37 × 101)See below for interesting mathematical facts about the number 2138386140 from the Numbermatics database.
Names of 2138386140
- Cardinal: 2138386140 can be written as Two billion, one hundred thirty-eight million, three hundred eighty-six thousand, one hundred forty.
Scientific notation
- Scientific notation: 2.13838614 × 109
Factors of 2138386140
Divisors of 2138386140
- Number of divisors d(n): 432
-
Complete list of divisors:
1 2 3 4 5 6 9 10 11 12 15 17 18 20 22 30 33 34 36 37 44 45 51 55 60 66 68 74 85 90 99 101 102 110 111 132 148 153 165 170 180 185 187 198 202 204 220 222 255 289 303 306 330 333 340 370 374 396 404 407 444 495 505 510 555 561 578 606 612 629 660 666 740 748 765 814 867 909 935 990 1010 1020 1110 1111 1122 1156 1212 1221 1258 1332 1445 1515 1530 1628 1665 1683 1717 1734 1818 1870 1887 1980 2020 2035 2220 2222 2244 2442 2516 2601 2805 2890 3030 3060 3145 3179 3330 3333 3366 3434 3468 3636 3663 3737 3740 3774 4070 4335 4444 4545 4884 5151 5202 5555 5610 5661 5780 6060 6105 6290 6358 6660 6666 6732 6868 6919 7326 7474 7548 8140 8415 8585 8670 9090 9435 9537 9999 10302 10404 10693 11110 11211 11220 11322 12210 12580 12716 13005 13332 13838 14652 14948 15453 15895 16665 16830 17170 17340 18180 18315 18685 18870 18887 19074 19998 20604 20757 21386 22220 22422 22644 24420 25755 26010 27676 28305 28611 29189 30906 31790 32079 33330 33633 33660 34340 34595 36630 37370 37740 37774 38148 39996 41107 41514 42772 44844 47685 49995 51510 52020 53465 56055 56610 56661 57222 58378 61812 62271 63529 63580 64158 66660 67266 69190 73260 74740 75548 77265 82214 83028 87567 94435 95370 96237 99990 103020 103785 106930 112110 113220 113322 114444 116756 117623 123321 124542 127058 128316 134532 138380 143055 145945 154530 160395 164428 168165 169983 175134 188870 190587 190740 192474 199980 205535 207570 213860 224220 226644 235246 246642 249084 254116 262701 283305 286110 291890 309060 311355 317645 320790 321079 336330 339966 350268 352869 369963 377740 381174 384948 411070 415140 437835 470492 481185 493284 525402 566610 571761 572220 583780 588115 616605 622710 635290 641580 642158 672660 679932 698819 705738 739926 762348 822140 849915 875670 952935 962370 963237 1050804 1058607 1079993 1133220 1143522 1176230 1233210 1245420 1270580 1284316 1313505 1397638 1411476 1479852 1605395 1699830 1751340 1764345 1849815 1905870 1924740 1926474 2096457 2117214 2159986 2287044 2352460 2466420 2627010 2795276 2858805 2889711 3210790 3239979 3399660 3494095 3528690 3699630 3811740 3852948 4192914 4234428 4319972 4816185 5254020 5293035 5399965 5717610 5779422 6289371 6421580 6479958 6988190 7057380 7399260 8385828 9632370 9719937 10482285 10586070 10799930 11435220 11558844 11879923 12578742 12959916 13976380 14448555 16199895 19264740 19439874 20964570 21172140 21599860 23759846 25157484 28897110 31446855 32399790 35639769 38879748 41929140 47519692 48599685 57794220 59399615 62893710 64799580 71279538 97199370 106919307 118799230 125787420 142559076 178198845 194398740 213838614 237598460 356397690 427677228 534596535 712795380 1069193070 2138386140
- Sum of all divisors σ(n): 7796434464
- Sum of proper divisors (its aliquot sum) s(n): 5658048324
- 2138386140 is an abundant number, because the sum of its proper divisors (5658048324) is greater than itself. Its abundance is 3519662184
Bases of 2138386140
- Binary: 11111110111010100101110110111002
- Hexadecimal: 0x7F752EDC
- Base-36: ZD51B0
Squares and roots of 2138386140
- 2138386140 squared (21383861402) is 4572695283744099600
- 2138386140 cubed (21383861403) is 9778188217201749891419544000
-
The
square root of 2138386140 is 46242.6874219049 -
The
cube root of 2138386140 is 1288.3347179601
Scales and comparisons
How big is 2138386140?- 2,138,386,140 seconds is equal to 67 years, 51 weeks, 4 days, 20 hours, 9 minutes.
-
To count from 1 to 2,138,386,140 would take you about one hundred thirty-five 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 2138386140 cubic inches would be around 107.4 feet tall.
Recreational maths with 2138386140
- 2138386140 backwards is 0416838312
- 2138386140 is a
Harshad number . - The number of decimal digits it has is: 10
- The sum of 2138386140's digits is 36
- More coming soon!
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