2138398080
2,138,398,080 is an even composite number composed of six prime numbers multiplied together.
2138398080 is an even composite number. It is composed of six distinct prime numbers multiplied together. It has a total of two hundred fifty-six divisors.
Prime factorization of 2138398080:
27 × 3 × 5 × 7 × 13 × 12239
(2 × 2 × 2 × 2 × 2 × 2 × 2 × 3 × 5 × 7 × 13 × 12239)See below for interesting mathematical facts about the number 2138398080 from the Numbermatics database.
Names of 2138398080
- Cardinal: 2138398080 can be written as Two billion, one hundred thirty-eight million, three hundred ninety-eight thousand and eighty.
Scientific notation
- Scientific notation: 2.13839808 × 109
Factors of 2138398080
Divisors of 2138398080
- Number of divisors d(n): 256
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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 64 65 70 78 80 84 91 96 104 105 112 120 128 130 140 156 160 168 182 192 195 208 210 224 240 260 273 280 312 320 336 364 384 390 416 420 448 455 480 520 546 560 624 640 672 728 780 832 840 896 910 960 1040 1092 1120 1248 1344 1365 1456 1560 1664 1680 1820 1920 2080 2184 2240 2496 2688 2730 2912 3120 3360 3640 4160 4368 4480 4992 5460 5824 6240 6720 7280 8320 8736 10920 11648 12239 12480 13440 14560 17472 21840 24478 24960 29120 34944 36717 43680 48956 58240 61195 73434 85673 87360 97912 122390 146868 159107 171346 174720 183585 195824 244780 257019 293736 318214 342692 367170 391648 428365 477321 489560 514038 587472 636428 685384 734340 783296 795535 856730 954642 979120 1028076 1113749 1174944 1272856 1285095 1370768 1468680 1566592 1591070 1713460 1909284 1958240 2056152 2227498 2349888 2386605 2545712 2570190 2741536 2937360 3182140 3341247 3426920 3818568 3916480 4112304 4454996 4699776 4773210 5091424 5140380 5483072 5568745 5874720 6364280 6682494 6853840 7637136 7832960 8224608 8909992 9546420 10182848 10280760 10966144 11137490 11749440 12728560 13364988 13707680 15274272 16449216 16706235 17819984 19092840 20365696 20561520 22274980 23498880 25457120 26729976 27415360 30548544 32898432 33412470 35639968 38185680 41123040 44549960 50914240 53459952 54830720 61097088 66824940 71279936 76371360 82246080 89099920 101828480 106919904 133649880 142559872 152742720 164492160 178199840 213839808 267299760 305485440 356399680 427679616 534599520 712799360 1069199040 2138398080
- Sum of all divisors σ(n): 8389785600
- Sum of proper divisors (its aliquot sum) s(n): 6251387520
- 2138398080 is an abundant number, because the sum of its proper divisors (6251387520) is greater than itself. Its abundance is 4112989440
Bases of 2138398080
- Binary: 11111110111010101011101100000002
- Hexadecimal: 0x7F755D80
- Base-36: ZD5AIO
Squares and roots of 2138398080
- 2138398080 squared (21383980802) is 4572746348547686400
- 2138398080 cubed (21383980803) is 9778352012061383386202112000
-
The
square root of 2138398080 is 46242.8165232179 -
The
cube root of 2138398080 is 1288.3371158257
Scales and comparisons
How big is 2138398080?- 2,138,398,080 seconds is equal to 67 years, 51 weeks, 4 days, 23 hours, 28 minutes.
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To count from 1 to 2,138,398,080 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 2138398080 cubic inches would be around 107.4 feet tall.
Recreational maths with 2138398080
- 2138398080 backwards is 0808938312
- 2138398080 is a
Harshad number . - The number of decimal digits it has is: 10
- The sum of 2138398080's digits is 42
- More coming soon!
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