29121388920
29,121,388,920 is an even composite number composed of six prime numbers multiplied together.
29121388920 is an even composite number. It is composed of six distinct prime numbers multiplied together. It has a total of three hundred twenty divisors.
Prime factorization of 29121388920:
23 × 34 × 5 × 13 × 19 × 36389
(2 × 2 × 2 × 3 × 3 × 3 × 3 × 5 × 13 × 19 × 36389)See below for interesting mathematical facts about the number 29121388920 from the Numbermatics database.
Names of 29121388920
- Cardinal: 29121388920 can be written as Twenty-nine billion, one hundred twenty-one million, three hundred eighty-eight thousand, nine hundred twenty.
Scientific notation
- Scientific notation: 2.912138892 × 1010
Factors of 29121388920
Divisors of 29121388920
- Number of divisors d(n): 320
-
Complete list of divisors:
1 2 3 4 5 6 8 9 10 12 13 15 18 19 20 24 26 27 30 36 38 39 40 45 52 54 57 60 65 72 76 78 81 90 95 104 108 114 117 120 130 135 152 156 162 171 180 190 195 216 228 234 247 260 270 285 312 324 342 351 360 380 390 405 456 468 494 513 520 540 570 585 648 684 702 741 760 780 810 855 936 988 1026 1053 1080 1140 1170 1235 1368 1404 1482 1539 1560 1620 1710 1755 1976 2052 2106 2223 2280 2340 2470 2565 2808 2964 3078 3240 3420 3510 3705 4104 4212 4446 4680 4940 5130 5265 5928 6156 6669 6840 7020 7410 7695 8424 8892 9880 10260 10530 11115 12312 13338 14040 14820 15390 17784 20007 20520 21060 22230 26676 29640 30780 33345 36389 40014 42120 44460 53352 61560 66690 72778 80028 88920 100035 109167 133380 145556 160056 181945 200070 218334 266760 291112 327501 363890 400140 436668 473057 545835 655002 691391 727780 800280 873336 946114 982503 1091670 1310004 1382782 1419171 1455560 1637505 1892228 1965006 2074173 2183340 2365285 2620008 2765564 2838342 2947509 3275010 3456955 3784456 3930012 4148346 4257513 4366680 4730570 4912515 5531128 5676684 5895018 6222519 6550020 6913910 7095855 7860024 8296692 8515026 8988083 9461140 9825030 10370865 11353368 11790036 12445038 12772539 13100040 13827820 14191710 14737545 16593384 17030052 17976166 18667557 18922280 19650060 20741730 21287565 23580072 24890076 25545078 26964249 27655640 28383420 29475090 31112595 34060104 35952332 37335114 38317617 39300120 41483460 42575130 44940415 49780152 51090156 53928498 56002671 56766840 58950180 62225190 63862695 71904664 74670228 76635234 80892747 82966920 85150260 89880830 93337785 102180312 107856996 112005342 117900360 124450380 127725390 134821245 149340456 153270468 161785494 170300520 179761660 186675570 191588085 215713992 224010684 242678241 248900760 255450780 269642490 280013355 306540936 323570988 359523320 373351140 383176170 404463735 448021368 485356482 510901560 539284980 560026710 647141976 728034723 746702280 766352340 808927470 970712964 1078569960 1120053420 1213391205 1456069446 1532704680 1617854940 1941425928 2240106840 2426782410 2912138892 3235709880 3640173615 4853564820 5824277784 7280347230 9707129640 14560694460 29121388920
- Sum of all divisors σ(n): 110960388000
- Sum of proper divisors (its aliquot sum) s(n): 81838999080
- 29121388920 is an abundant number, because the sum of its proper divisors (81838999080) is greater than itself. Its abundance is 52717610160
Bases of 29121388920
- Binary: 110110001111100010100100001011110002
- Hexadecimal: 0x6C7C52178
- Base-36: DDM4FI0
Squares and roots of 29121388920
- 29121388920 squared (291213889202) is 848055292629898766400
- 29121388920 cubed (291213889203) is 24696548002339691596562628288000
-
The
square root of 29121388920 is 170649.9016114571 -
The
cube root of 29121388920 is 3076.5975850761
Scales and comparisons
How big is 29121388920?- 29,121,388,920 seconds is equal to 925 years, 50 weeks, 3 days, 2 hours, 42 minutes.
-
To count from 1 to 29,121,388,920 would take you about one thousand, eight hundred fifty-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 29121388920 cubic inches would be around 256.4 feet tall.
Recreational maths with 29121388920
- 29121388920 backwards is 02988312192
- 29121388920 is a
Harshad number . - The number of decimal digits it has is: 11
- The sum of 29121388920's digits is 45
- More coming soon!
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