121728384893664
121,728,384,893,664 is an even composite number composed of five prime numbers multiplied together.
121728384893664 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of two hundred sixteen divisors.
Prime factorization of 121728384893664:
25 × 32 × 312 × 739 × 595157
(2 × 2 × 2 × 2 × 2 × 3 × 3 × 31 × 31 × 739 × 595157)See below for interesting mathematical facts about the number 121728384893664 from the Numbermatics database.
Names of 121728384893664
- Cardinal: 121728384893664 can be written as One hundred twenty-one trillion, seven hundred twenty-eight billion, three hundred eighty-four million, eight hundred ninety-three thousand, six hundred sixty-four.
Scientific notation
- Scientific notation: 1.21728384893664 × 1014
Factors of 121728384893664
Divisors of 121728384893664
- Number of divisors d(n): 216
-
Complete list of divisors:
1 2 3 4 6 8 9 12 16 18 24 31 32 36 48 62 72 93 96 124 144 186 248 279 288 372 496 558 739 744 961 992 1116 1478 1488 1922 2217 2232 2883 2956 2976 3844 4434 4464 5766 5912 6651 7688 8649 8868 8928 11532 11824 13302 15376 17298 17736 22909 23064 23648 26604 30752 34596 35472 45818 46128 53208 68727 69192 70944 91636 92256 106416 137454 138384 183272 206181 212832 274908 276768 366544 412362 549816 595157 710179 733088 824724 1099632 1190314 1420358 1649448 1785471 2130537 2199264 2380628 2840716 3298896 3570942 4261074 4761256 5356413 5681432 6391611 6597792 7141884 8522148 9522512 10712826 11362864 12783222 14283768 17044296 18449867 19045024 21425652 22725728 25566444 28567536 34088592 36899734 42851304 51132888 55349601 57135072 68177184 73799468 85702608 102265776 110699202 147598936 166048803 171405216 204531552 221398404 295197872 332097606 439821023 442796808 571945877 590395744 664195212 879642046 885593616 1143891754 1319463069 1328390424 1715837631 1759284092 1771187232 2287783508 2638926138 2656780848 3431675262 3518568184 3958389207 4575567016 5147512893 5277852276 5313561696 6863350524 7037136368 7916778414 9151134032 10295025786 10555704552 13634451713 13726701048 14074272736 15833556828 18302268064 20590051572 21111409104 27268903426 27453402096 31667113656 40903355139 41180103144 42222818208 54537806852 54906804192 63334227312 81806710278 82360206288 109075613704 122710065417 126668454624 163613420556 164720412576 218151227408 245420130834 327226841112 422668003103 436302454816 490840261668 654453682224 845336006206 981680523336 1268004009309 1308907364448 1690672012412 1963361046672 2536008018618 3381344024824 3804012027927 3926722093344 5072016037236 6762688049648 7608024055854 10144032074472 13525376099296 15216048111708 20288064148944 30432096223416 40576128297888 60864192446832 121728384893664
- Sum of all divisors σ(n): 358176547277640
- Sum of proper divisors (its aliquot sum) s(n): 236448162383976
- 121728384893664 is an abundant number, because the sum of its proper divisors (236448162383976) is greater than itself. Its abundance is 114719777490312
Bases of 121728384893664
- Binary: 110111010110110000110010010010000000010111000002
- Hexadecimal: 0x6EB6192402E0
- Base-36: 175D8XFJS0
Squares and roots of 121728384893664
- 121728384893664 squared (1217283848936642) is 14817799688820005916587344896
- 121728384893664 cubed (1217283848936643) is 1803746823797896328206258056481841053138944
-
The
square root of 121728384893664 is 11033058.7279169325 -
The
cube root of 121728384893664 is 49559.9226549533
Scales and comparisons
How big is 121728384893664?- 121,728,384,893,664 seconds is equal to 3,870,586 years, 5 weeks, 4 days, 16 hours, 14 minutes, 24 seconds.
-
To count from 1 to 121,728,384,893,664 would take you about nine million, six hundred seventy-six thousand, four hundred sixty-five 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 121728384893664 cubic inches would be around 4130 feet tall.
Recreational maths with 121728384893664
- 121728384893664 backwards is 466398483827121
- 121728384893664 is a
Harshad number . - The number of decimal digits it has is: 15
- The sum of 121728384893664's digits is 72
- More coming soon!
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