20439367680
20,439,367,680 is an even composite number composed of five prime numbers multiplied together.
20439367680 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of three hundred twenty divisors.
Prime factorization of 20439367680:
219 × 3 × 5 × 23 × 113
(2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 3 × 5 × 23 × 113)See below for interesting mathematical facts about the number 20439367680 from the Numbermatics database.
Names of 20439367680
- Cardinal: 20439367680 can be written as Twenty billion, four hundred thirty-nine million, three hundred sixty-seven thousand, six hundred eighty.
Scientific notation
- Scientific notation: 2.043936768 × 1010
Factors of 20439367680
Divisors of 20439367680
- Number of divisors d(n): 320
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Complete list of divisors:
1 2 3 4 5 6 8 10 12 15 16 20 23 24 30 32 40 46 48 60 64 69 80 92 96 113 115 120 128 138 160 184 192 226 230 240 256 276 320 339 345 368 384 452 460 480 512 552 565 640 678 690 736 768 904 920 960 1024 1104 1130 1280 1356 1380 1472 1536 1695 1808 1840 1920 2048 2208 2260 2560 2599 2712 2760 2944 3072 3390 3616 3680 3840 4096 4416 4520 5120 5198 5424 5520 5888 6144 6780 7232 7360 7680 7797 8192 8832 9040 10240 10396 10848 11040 11776 12288 12995 13560 14464 14720 15360 15594 16384 17664 18080 20480 20792 21696 22080 23552 24576 25990 27120 28928 29440 30720 31188 32768 35328 36160 38985 40960 41584 43392 44160 47104 49152 51980 54240 57856 58880 61440 62376 65536 70656 72320 77970 81920 83168 86784 88320 94208 98304 103960 108480 115712 117760 122880 124752 131072 141312 144640 155940 163840 166336 173568 176640 188416 196608 207920 216960 231424 235520 245760 249504 262144 282624 289280 311880 327680 332672 347136 353280 376832 393216 415840 433920 462848 471040 491520 499008 524288 565248 578560 623760 655360 665344 694272 706560 753664 786432 831680 867840 925696 942080 983040 998016 1130496 1157120 1247520 1310720 1330688 1388544 1413120 1507328 1572864 1663360 1735680 1851392 1884160 1966080 1996032 2260992 2314240 2495040 2621440 2661376 2777088 2826240 3014656 3326720 3471360 3702784 3768320 3932160 3992064 4521984 4628480 4990080 5322752 5554176 5652480 6029312 6653440 6942720 7405568 7536640 7864320 7984128 9043968 9256960 9980160 10645504 11108352 11304960 12058624 13306880 13885440 14811136 15073280 15968256 18087936 18513920 19960320 21291008 22216704 22609920 26613760 27770880 29622272 30146560 31936512 36175872 37027840 39920640 42582016 44433408 45219840 53227520 55541760 59244544 60293120 63873024 74055680 79841280 85164032 88866816 90439680 106455040 111083520 127746048 148111360 159682560 170328064 177733632 180879360 212910080 222167040 255492096 296222720 319365120 340656128 425820160 444334080 510984192 638730240 681312256 851640320 888668160 1021968384 1277460480 1362624512 1703280640 2043936768 2554920960 3406561280 4087873536 5109841920 6813122560 10219683840 20439367680
- Sum of all divisors σ(n): 68853628800
- Sum of proper divisors (its aliquot sum) s(n): 48414261120
- 20439367680 is an abundant number, because the sum of its proper divisors (48414261120) is greater than itself. Its abundance is 27974893440
Bases of 20439367680
- Binary: 100110000100100100000000000000000002
- Hexadecimal: 0x4C2480000
- Base-36: 9E12L1C
Squares and roots of 20439367680
- 20439367680 squared (204393676802) is 417767751158228582400
- 20439367680 cubed (204393676803) is 8538908670769779853158776832000
-
The
square root of 20439367680 is 142966.3165924057 -
The
cube root of 20439367680 is 2734.1509342087
Scales and comparisons
How big is 20439367680?- 20,439,367,680 seconds is equal to 649 years, 47 weeks, 1 day, 18 hours, 8 minutes.
-
To count from 1 to 20,439,367,680 would take you about one thousand, two hundred ninety-nine 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 20439367680 cubic inches would be around 227.8 feet tall.
Recreational maths with 20439367680
- 20439367680 backwards is 08676393402
- 20439367680 is a
Harshad number . - The number of decimal digits it has is: 11
- The sum of 20439367680's digits is 48
- More coming soon!
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