21831648768
21,831,648,768 is an even composite number composed of four prime numbers multiplied together.
21831648768 is an even composite number. It is composed of four distinct prime numbers multiplied together. It has a total of three hundred sixty divisors.
Prime factorization of 21831648768:
29 × 38 × 67 × 97
(2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 3 × 3 × 3 × 3 × 3 × 3 × 3 × 3 × 67 × 97)See below for interesting mathematical facts about the number 21831648768 from the Numbermatics database.
Names of 21831648768
- Cardinal: 21831648768 can be written as Twenty-one billion, eight hundred thirty-one million, six hundred forty-eight thousand, seven hundred sixty-eight.
Scientific notation
- Scientific notation: 2.1831648768 × 1010
Factors of 21831648768
Divisors of 21831648768
- Number of divisors d(n): 360
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Complete list of divisors:
1 2 3 4 6 8 9 12 16 18 24 27 32 36 48 54 64 67 72 81 96 97 108 128 134 144 162 192 194 201 216 243 256 268 288 291 324 384 388 402 432 486 512 536 576 582 603 648 729 768 776 804 864 873 972 1072 1152 1164 1206 1296 1458 1536 1552 1608 1728 1746 1809 1944 2144 2187 2304 2328 2412 2592 2619 2916 3104 3216 3456 3492 3618 3888 4288 4374 4608 4656 4824 5184 5238 5427 5832 6208 6432 6499 6561 6912 6984 7236 7776 7857 8576 8748 9312 9648 10368 10476 10854 11664 12416 12864 12998 13122 13824 13968 14472 15552 15714 16281 17152 17496 18624 19296 19497 20736 20952 21708 23328 23571 24832 25728 25996 26244 27936 28944 31104 31428 32562 34304 34992 37248 38592 38994 41472 41904 43416 46656 47142 48843 49664 51456 51992 52488 55872 57888 58491 62208 62856 65124 69984 70713 74496 77184 77988 83808 86832 93312 94284 97686 102912 103984 104976 111744 115776 116982 124416 125712 130248 139968 141426 146529 148992 154368 155976 167616 173664 175473 186624 188568 195372 207968 209952 212139 223488 231552 233964 251424 260496 279936 282852 293058 308736 311952 335232 347328 350946 373248 377136 390744 415936 419904 424278 439587 446976 463104 467928 502848 520992 526419 559872 565704 586116 623904 636417 670464 694656 701892 754272 781488 831872 839808 848556 879174 926208 935856 1005696 1041984 1052838 1119744 1131408 1172232 1247808 1272834 1340928 1389312 1403784 1508544 1562976 1579257 1663744 1679616 1697112 1758348 1871712 2011392 2083968 2105676 2262816 2344464 2495616 2545668 2778624 2807568 3017088 3125952 3158514 3327488 3359232 3394224 3516696 3743424 4022784 4167936 4211352 4525632 4688928 4737771 4991232 5091336 5615136 6034176 6251904 6317028 6788448 7033392 7486848 8335872 8422704 9051264 9377856 9475542 9982464 10182672 11230272 12068352 12503808 12634056 13576896 14066784 14213313 14973696 16845408 18102528 18755712 18951084 20365344 22460544 25007616 25268112 27153792 28133568 28426626 29947392 33690816 36205056 37511424 37902168 40730688 42639939 44921088 50536224 54307584 56267136 56853252 67381632 75022848 75804336 81461376 85279878 89842176 101072448 108615168 112534272 113706504 134763264 151608672 162922752 170559756 202144896 225068544 227413008 269526528 303217344 325845504 341119512 404289792 454826016 606434688 682239024 808579584 909652032 1212869376 1364478048 1819304064 2425738752 2728956096 3638608128 5457912192 7277216256 10915824384 21831648768
- Sum of all divisors σ(n): 67088773752
- Sum of proper divisors (its aliquot sum) s(n): 45257124984
- 21831648768 is an abundant number, because the sum of its proper divisors (45257124984) is greater than itself. Its abundance is 23425476216
Bases of 21831648768
- Binary: 101000101010100010010000110000000002
- Hexadecimal: 0x515448600
- Base-36: A120000
Squares and roots of 21831648768
- 21831648768 squared (218316487682) is 476620887929315917824
- 21831648768 cubed (218316487683) is 10405419820765115928445118840832
-
The
square root of 21831648768 is 147755.3679837049 -
The
cube root of 21831648768 is 2794.8736460407
Scales and comparisons
How big is 21831648768?- 21,831,648,768 seconds is equal to 694 years, 9 weeks, 2 days, 2 hours, 52 minutes, 48 seconds.
-
To count from 1 to 21,831,648,768 would take you about one thousand, three hundred eighty-eight 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 21831648768 cubic inches would be around 232.9 feet tall.
Recreational maths with 21831648768
- 21831648768 backwards is 86784613812
- 21831648768 is a
Harshad number . - The number of decimal digits it has is: 11
- The sum of 21831648768's digits is 54
- More coming soon!
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