83142728640
83,142,728,640 is an even composite number composed of five prime numbers multiplied together.
83142728640 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of two hundred eighty divisors.
Prime factorization of 83142728640:
26 × 34 × 5 × 157 × 20431
(2 × 2 × 2 × 2 × 2 × 2 × 3 × 3 × 3 × 3 × 5 × 157 × 20431)See below for interesting mathematical facts about the number 83142728640 from the Numbermatics database.
Names of 83142728640
- Cardinal: 83142728640 can be written as Eighty-three billion, one hundred forty-two million, seven hundred twenty-eight thousand, six hundred forty.
Scientific notation
- Scientific notation: 8.314272864 × 1010
Factors of 83142728640
Divisors of 83142728640
- Number of divisors d(n): 280
-
Complete list of divisors:
1 2 3 4 5 6 8 9 10 12 15 16 18 20 24 27 30 32 36 40 45 48 54 60 64 72 80 81 90 96 108 120 135 144 157 160 162 180 192 216 240 270 288 314 320 324 360 405 432 471 480 540 576 628 648 720 785 810 864 942 960 1080 1256 1296 1413 1440 1570 1620 1728 1884 2160 2355 2512 2592 2826 2880 3140 3240 3768 4239 4320 4710 5024 5184 5652 6280 6480 7065 7536 8478 8640 9420 10048 11304 12560 12717 12960 14130 15072 16956 18840 20431 21195 22608 25120 25434 25920 28260 30144 33912 37680 40862 42390 45216 50240 50868 56520 61293 63585 67824 75360 81724 84780 90432 101736 102155 113040 122586 127170 135648 150720 163448 169560 183879 203472 204310 226080 245172 254340 271296 306465 326896 339120 367758 406944 408620 452160 490344 508680 551637 612930 653792 678240 735516 813888 817240 919395 980688 1017360 1103274 1225860 1307584 1356480 1471032 1634480 1654911 1838790 1961376 2034720 2206548 2451720 2758185 2942064 3207667 3268960 3309822 3677580 3922752 4069440 4413096 4903440 5516370 5884128 6415334 6537920 6619644 7355160 8274555 8826192 9623001 9806880 11032740 11768256 12830668 13239288 14710320 16038335 16549110 17652384 19246002 19613760 22065480 25661336 26478576 28869003 29420640 32076670 33098220 35304768 38492004 44130960 48115005 51322672 52957152 57738006 58841280 64153340 66196440 76984008 86607009 88261920 96230010 102645344 105914304 115476012 128306680 132392880 144345015 153968016 173214018 176523840 192460020 205290688 230952024 256613360 259821027 264785760 288690030 307936032 346428036 384920040 433035045 461904048 513226720 519642054 529571520 577380060 615872064 692856072 769840080 866070090 923808096 1026453440 1039284108 1154760120 1299105135 1385712144 1539680160 1732140180 1847616192 2078568216 2309520240 2598210270 2771424288 3079360320 3464280360 4157136432 4619040480 5196420540 5542848576 6928560720 8314272864 9238080960 10392841080 13857121440 16628545728 20785682160 27714242880 41571364320 83142728640
- Sum of all divisors σ(n): 297651659712
- Sum of proper divisors (its aliquot sum) s(n): 214508931072
- 83142728640 is an abundant number, because the sum of its proper divisors (214508931072) is greater than itself. Its abundance is 131366202432
Bases of 83142728640
- Binary: 10011010110111011000101011011110000002
- Hexadecimal: 0x135BB15BC0
- Base-36: 12711800
Squares and roots of 83142728640
- 83142728640 squared (831427286402) is 6912713325704676249600
- 83142728640 cubed (831427286403) is 574741848205175834199545708544000
-
The
square root of 83142728640 is 288344.8085886063 -
The
cube root of 83142728640 is 4364.5696107341
Scales and comparisons
How big is 83142728640?- 83,142,728,640 seconds is equal to 2,643 years, 35 weeks, 3 days, 2 hours, 24 minutes.
-
To count from 1 to 83,142,728,640 would take you about five thousand, two hundred eighty-seven 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 83142728640 cubic inches would be around 363.7 feet tall.
Recreational maths with 83142728640
- 83142728640 backwards is 04682724138
- 83142728640 is a
Harshad number . - The number of decimal digits it has is: 11
- The sum of 83142728640's digits is 45
- More coming soon!
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