72428949216
72,428,949,216 is an even composite number composed of five prime numbers multiplied together.
72428949216 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of three hundred twenty-four divisors.
Prime factorization of 72428949216:
25 × 32 × 132 × 372 × 1087
(2 × 2 × 2 × 2 × 2 × 3 × 3 × 13 × 13 × 37 × 37 × 1087)See below for interesting mathematical facts about the number 72428949216 from the Numbermatics database.
Names of 72428949216
- Cardinal: 72428949216 can be written as Seventy-two billion, four hundred twenty-eight million, nine hundred forty-nine thousand, two hundred sixteen.
Scientific notation
- Scientific notation: 7.2428949216 × 1010
Factors of 72428949216
Divisors of 72428949216
- Number of divisors d(n): 324
-
Complete list of divisors:
1 2 3 4 6 8 9 12 13 16 18 24 26 32 36 37 39 48 52 72 74 78 96 104 111 117 144 148 156 169 208 222 234 288 296 312 333 338 416 444 468 481 507 592 624 666 676 888 936 962 1014 1087 1184 1248 1332 1352 1369 1443 1521 1776 1872 1924 2028 2174 2664 2704 2738 2886 3042 3261 3552 3744 3848 4056 4107 4329 4348 5328 5408 5476 5772 6084 6253 6522 7696 8112 8214 8658 8696 9783 10656 10952 11544 12168 12321 12506 13044 14131 15392 16224 16428 17316 17392 17797 18759 19566 21904 23088 24336 24642 25012 26088 28262 32856 34632 34784 35594 37518 39132 40219 42393 43808 46176 48672 49284 50024 52176 53391 56277 56524 65712 69264 71188 75036 78264 80438 84786 98568 100048 104352 106782 112554 113048 120657 127179 131424 138528 142376 150072 156528 160173 160876 169572 183703 197136 200096 213564 225108 226096 231361 241314 254358 284752 300144 313056 320346 321752 339144 361971 367406 394272 427128 450216 452192 462722 482628 508716 522847 551109 569504 600288 640692 643504 678288 694083 723942 734812 854256 900432 925444 965256 1017432 1045694 1102218 1281384 1287008 1356576 1388166 1447884 1469624 1488103 1568541 1653327 1708512 1800864 1850888 1930512 2034864 2082249 2091388 2204436 2562768 2776332 2895768 2939248 2976206 3137082 3306654 3701776 3861024 4069728 4164498 4182776 4408872 4464309 4705623 5125536 5552664 5791536 5878496 5952412 6274164 6613308 6797011 7403552 8328996 8365552 8817744 8928618 9411246 11105328 11583072 11904824 12548328 13226616 13392927 13594022 16657992 16731104 17635488 17857236 18822492 19345339 20391033 22210656 23809648 25096656 26453232 26785854 27188044 33315984 35714472 37644984 38690678 40782066 47619296 50193312 52906464 53571708 54376088 58036017 61173099 66631968 71428944 75289968 77381356 81564132 107143416 108752176 116072034 122346198 142857888 150579936 154762712 163128264 174108051 214286832 217504352 232144068 244692396 251489407 309525424 326256528 348216102 428573664 464288136 489384792 502978814 619050848 652513056 696432204 754468221 928576272 978769584 1005957628 1392864408 1508936442 1857152544 1957539168 2011915256 2263404663 2785728816 3017872884 4023830512 4526809326 5571457632 6035745768 8047661024 9053618652 12071491536 18107237304 24142983072 36214474608 72428949216
- Sum of all divisors σ(n): 229434109632
- Sum of proper divisors (its aliquot sum) s(n): 157005160416
- 72428949216 is an abundant number, because the sum of its proper divisors (157005160416) is greater than itself. Its abundance is 84576211200
Bases of 72428949216
- Binary: 10000110111010001101000001110111000002
- Hexadecimal: 0x10DD1A0EE0
- Base-36: X9UBQW0
Squares and roots of 72428949216
- 72428949216 squared (724289492162) is 5245952684533907014656
- 72428949216 cubed (724289492163) is 379958840577645219794585591709696
-
The
square root of 72428949216 is 269126.2700220847 -
The
cube root of 72428949216 is 4168.4128708079
Scales and comparisons
How big is 72428949216?- 72,428,949,216 seconds is equal to 2,303 years, 6 days, 33 minutes, 36 seconds.
-
To count from 1 to 72,428,949,216 would take you about four thousand, six hundred six 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 72428949216 cubic inches would be around 347.4 feet tall.
Recreational maths with 72428949216
- 72428949216 backwards is 61294982427
- The number of decimal digits it has is: 11
- The sum of 72428949216's digits is 54
- More coming soon!
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