12942457920
12,942,457,920 is an even composite number composed of six prime numbers multiplied together.
12942457920 is an even composite number. It is composed of six distinct prime numbers multiplied together. It has a total of three hundred thirty-six divisors.
Prime factorization of 12942457920:
26 × 32 × 5 × 7 × 37 × 17351
(2 × 2 × 2 × 2 × 2 × 2 × 3 × 3 × 5 × 7 × 37 × 17351)See below for interesting mathematical facts about the number 12942457920 from the Numbermatics database.
Names of 12942457920
- Cardinal: 12942457920 can be written as Twelve billion, nine hundred forty-two million, four hundred fifty-seven thousand, nine hundred twenty.
Scientific notation
- Scientific notation: 1.294245792 × 1010
Factors of 12942457920
Divisors of 12942457920
- Number of divisors d(n): 336
-
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 37 40 42 45 48 56 60 63 64 70 72 74 80 84 90 96 105 111 112 120 126 140 144 148 160 168 180 185 192 210 222 224 240 252 259 280 288 296 315 320 333 336 360 370 420 444 448 480 504 518 555 560 576 592 630 666 672 720 740 777 840 888 960 1008 1036 1110 1120 1184 1260 1295 1332 1344 1440 1480 1554 1665 1680 1776 2016 2072 2220 2240 2331 2368 2520 2590 2664 2880 2960 3108 3330 3360 3552 3885 4032 4144 4440 4662 5040 5180 5328 5920 6216 6660 6720 7104 7770 8288 8880 9324 10080 10360 10656 11655 11840 12432 13320 15540 16576 17351 17760 18648 20160 20720 21312 23310 24864 26640 31080 34702 35520 37296 41440 46620 49728 52053 53280 62160 69404 74592 82880 86755 93240 104106 106560 121457 124320 138808 149184 156159 173510 186480 208212 242914 248640 260265 277616 312318 347020 364371 372960 416424 485828 520530 555232 607285 624636 641987 694040 728742 745920 780795 832848 971656 1041060 1093113 1110464 1214570 1249272 1283974 1388080 1457484 1561590 1665696 1821855 1925961 1943312 2082120 2186226 2429140 2498544 2567948 2776160 2914968 3123180 3209935 3331392 3643710 3851922 3886624 4164240 4372452 4493909 4858280 4997088 5135896 5465565 5552320 5777883 5829936 6246360 6419870 7287420 7703844 7773248 8328480 8744904 8987818 9629805 9716560 9994176 10271792 10931130 11555766 11659872 12492720 12839740 13481727 14574840 15407688 16656960 17489808 17975636 19259610 19433120 20543584 21862260 22469545 23111532 23319744 24985440 25679480 26963454 28889415 29149680 30815376 34979616 35951272 38519220 38866240 40445181 41087168 43724520 44939090 46223064 49970880 51358960 53926908 57778830 58299360 61630752 67408635 69959232 71902544 77038440 80890362 87449040 89878180 92446128 102717920 107853816 115557660 116598720 123261504 134817270 143805088 154076880 161780724 174898080 179756360 184892256 202225905 205435840 215707632 231115320 269634540 287610176 308153760 323561448 349796160 359512720 369784512 404451810 431415264 462230640 539269080 616307520 647122896 719025440 808903620 862830528 924461280 1078538160 1294245792 1438050880 1617807240 1848922560 2157076320 2588491584 3235614480 4314152640 6471228960 12942457920
- Sum of all divisors σ(n): 52254229248
- Sum of proper divisors (its aliquot sum) s(n): 39311771328
- 12942457920 is an abundant number, because the sum of its proper divisors (39311771328) is greater than itself. Its abundance is 26369313408
Bases of 12942457920
- Binary: 11000000110110111000111100010000002
- Hexadecimal: 0x3036E3C40
- Base-36: 5Y1LSG0
Squares and roots of 12942457920
- 12942457920 squared (129424579202) is 167507217010970726400
- 12942457920 cubed (129424579203) is 2167955107460796804783833088000
-
The
square root of 12942457920 is 113764.9239440699 -
The
cube root of 12942457920 is 2347.8603080071
Scales and comparisons
How big is 12942457920?- 12,942,457,920 seconds is equal to 411 years, 27 weeks, 3 days, 23 hours, 12 minutes.
-
To count from 1 to 12,942,457,920 would take you about eight hundred twenty-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 12942457920 cubic inches would be around 195.7 feet tall.
Recreational maths with 12942457920
- 12942457920 backwards is 02975424921
- 12942457920 is a
Harshad number . - The number of decimal digits it has is: 11
- The sum of 12942457920's digits is 45
- More coming soon!
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