7138736640
7,138,736,640 is an even composite number composed of five prime numbers multiplied together.
7138736640 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of two hundred forty divisors.
Prime factorization of 7138736640:
29 × 32 × 5 × 7 × 44263
(2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 3 × 3 × 5 × 7 × 44263)See below for interesting mathematical facts about the number 7138736640 from the Numbermatics database.
Names of 7138736640
- Cardinal: 7138736640 can be written as Seven billion, one hundred thirty-eight million, seven hundred thirty-six thousand, six hundred forty.
Scientific notation
- Scientific notation: 7.13873664 × 109
Factors of 7138736640
Divisors of 7138736640
- Number of divisors d(n): 240
-
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 45 48 56 60 63 64 70 72 80 84 90 96 105 112 120 126 128 140 144 160 168 180 192 210 224 240 252 256 280 288 315 320 336 360 384 420 448 480 504 512 560 576 630 640 672 720 768 840 896 960 1008 1120 1152 1260 1280 1344 1440 1536 1680 1792 1920 2016 2240 2304 2520 2560 2688 2880 3360 3584 3840 4032 4480 4608 5040 5376 5760 6720 7680 8064 8960 10080 10752 11520 13440 16128 17920 20160 23040 26880 32256 40320 44263 53760 80640 88526 132789 161280 177052 221315 265578 309841 354104 398367 442630 531156 619682 663945 708208 796734 885260 929523 1062312 1239364 1327890 1416416 1549205 1593468 1770520 1859046 1991835 2124624 2478728 2655780 2788569 2832832 3098410 3186936 3541040 3718092 3983670 4249248 4647615 4957456 5311560 5577138 5665664 6196820 6373872 7082080 7436184 7967340 8498496 9295230 9914912 10623120 11154276 11331328 12393640 12747744 13942845 14164160 14872368 15934680 16996992 18590460 19829824 21246240 22308552 22662656 24787280 25495488 27885690 28328320 29744736 31869360 33993984 37180920 39659648 42492480 44617104 49574560 50990976 55771380 56656640 59489472 63738720 67987968 74361840 79319296 84984960 89234208 99149120 101981952 111542760 113313280 118978944 127477440 148723680 158638592 169969920 178468416 198298240 203963904 223085520 237957888 254954880 297447360 339939840 356936832 396596480 446171040 475915776 509909760 594894720 713873664 793192960 892342080 1019819520 1189789440 1427747328 1784684160 2379578880 3569368320 7138736640
- Sum of all divisors σ(n): 28256012928
- Sum of proper divisors (its aliquot sum) s(n): 21117276288
- 7138736640 is an abundant number, because the sum of its proper divisors (21117276288) is greater than itself. Its abundance is 13978539648
Bases of 7138736640
- Binary: 1101010011000000001111010000000002
- Hexadecimal: 0x1A9807A00
- Base-36: 3A27WG0
Squares and roots of 7138736640
- 7138736640 squared (71387366402) is 50961560815278489600
- 7138736640 cubed (71387366403) is 363801161423616825511378944000
-
The
square root of 7138736640 is 84491.0447325633 -
The
cube root of 7138736640 is 1925.4863910637
Scales and comparisons
How big is 7138736640?- 7,138,736,640 seconds is equal to 226 years, 51 weeks, 3 days, 6 hours, 24 minutes.
-
To count from 1 to 7,138,736,640 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 7138736640 cubic inches would be around 160.5 feet tall.
Recreational maths with 7138736640
- 7138736640 backwards is 0466378317
- 7138736640 is a
Harshad number . - The number of decimal digits it has is: 10
- The sum of 7138736640's digits is 45
- More coming soon!
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