12135157920
12,135,157,920 is an even composite number composed of six prime numbers multiplied together.
What does the number 12135157920 look like?
This visualization shows the relationship between its 6 prime factors (large circles) and 288 divisors.
12135157920 is an even composite number. It is composed of six distinct prime numbers multiplied together. It has a total of two hundred eighty-eight divisors.
Prime factorization of 12135157920:
25 × 32 × 5 × 67 × 73 × 1723
(2 × 2 × 2 × 2 × 2 × 3 × 3 × 5 × 67 × 73 × 1723)See below for interesting mathematical facts about the number 12135157920 from the Numbermatics database.
Names of 12135157920
- Cardinal: 12135157920 can be written as Twelve billion, one hundred thirty-five million, one hundred fifty-seven thousand, nine hundred twenty.
Scientific notation
- Scientific notation: 1.213515792 × 1010
Factors of 12135157920
Divisors of 12135157920
- Number of divisors d(n): 288
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Complete list of divisors:
1 2 3 4 5 6 8 9 10 12 15 16 18 20 24 30 32 36 40 45 48 60 67 72 73 80 90 96 120 134 144 146 160 180 201 219 240 268 288 292 335 360 365 402 438 480 536 584 603 657 670 720 730 804 876 1005 1072 1095 1168 1206 1314 1340 1440 1460 1608 1723 1752 2010 2144 2190 2336 2412 2628 2680 2920 3015 3216 3285 3446 3504 4020 4380 4824 4891 5169 5256 5360 5840 6030 6432 6570 6892 7008 8040 8615 8760 9648 9782 10338 10512 10720 11680 12060 13140 13784 14673 15507 16080 17230 17520 19296 19564 20676 21024 24120 24455 25845 26280 27568 29346 31014 32160 34460 35040 39128 41352 44019 48240 48910 51690 52560 55136 58692 62028 68920 73365 77535 78256 82704 88038 96480 97820 103380 105120 115441 117384 124056 125779 137840 146730 155070 156512 165408 176076 195640 206760 220095 230882 234768 248112 251558 275680 293460 310140 346323 352152 377337 391280 413520 440190 461764 469536 496224 503116 577205 586920 620280 628895 692646 704304 754674 782560 827040 880380 923528 1006232 1038969 1132011 1154410 1173840 1240560 1257790 1385292 1408608 1509348 1731615 1760760 1847056 1886685 2012464 2077938 2264022 2308820 2347680 2481120 2515580 2770584 3018696 3463230 3521520 3694112 3773370 4024928 4155876 4528044 4617640 5031160 5194845 5541168 5660055 6037392 6926460 7043040 7546740 8311752 8427193 9056088 9235280 10062320 10389690 11082336 11320110 12074784 13852920 15093480 16623504 16854386 18112176 18470560 20124640 20779380 22640220 25281579 27705840 30186960 33247008 33708772 36224352 41558760 42135965 45280440 50563158 55411680 60373920 67417544 75844737 83117520 84271930 90560880 101126316 126407895 134835088 151689474 166235040 168543860 181121760 202252632 252815790 269670176 303378948 337087720 379223685 404505264 505631580 606757896 674175440 758447370 809010528 1011263160 1213515792 1348350880 1516894740 2022526320 2427031584 3033789480 4045052640 6067578960 12135157920
- Sum of all divisors σ(n): 42629775552
- Sum of proper divisors (its aliquot sum) s(n): 30494617632
- 12135157920 is an abundant number, because the sum of its proper divisors (30494617632) is greater than itself. Its abundance is 18359459712
Bases of 12135157920
- Binary: 10110100110100111111010000101000002
- Hexadecimal: 0x2D34FD0A0
- Base-36: 5KOYJS0
Squares and roots of 12135157920
- 12135157920 squared (121351579202) is 147262057743338726400
- 12135157920 cubed (121351579203) is 1787048326339574272915673088000
-
The
square root of 12135157920 is 110159.6928100293 -
The
cube root of 12135157920 is 2297.9918148537
Scales and comparisons
How big is 12135157920?- 12,135,157,920 seconds is equal to 385 years, 44 weeks, 5 days, 5 hours, 12 minutes.
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To count from 1 to 12,135,157,920 would take you about seven hundred seventy-one 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 12135157920 cubic inches would be around 191.5 feet tall.
Recreational maths with 12135157920
- 12135157920 backwards is 02975153121
- 12135157920 is a
Harshad number . - The number of decimal digits it has is: 11
- The sum of 12135157920's digits is 36
- More coming soon!
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