28671345487872

Names of 28671345487872

• Cardinal: 28671345487872 can be written as Twenty-eight trillion, six hundred seventy-one billion, three hundred forty-five million, four hundred eighty-seven thousand, eight hundred seventy-two.

Scientific notation

• Scientific notation: 2.8671345487872 × 10¹³

Factors of 28671345487872

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 18
• Sum of prime factors: 9248

Divisors of 28671345487872

• Number of divisors d(n): 416
• Complete list of divisors:
  1 2 3 4 6 8 9 12 16 18 24 27 31 32 36 48 54 62 64 72 93 96 108 124 128 144 186 192 216 248 256 279 288 372 384 432 496 512 558 576 744 768 837 864 992 1021 1024 1116 1152 1488 1536 1674 1728 1984 2042 2048 2232 2304 2976 3063 3072 3348 3456 3968 4084 4096 4464 4608 5952 6126 6144 6696 6912 7936 8168 8191 8928 9189 9216 11904 12252 12288 13392 13824 15872 16336 16382 17856 18378 18432 23808 24504 24573 26784 27567 27648 31651 31744 32672 32764 35712 36756 36864 47616 49008 49146 53568 55134 55296 63302 63488 65344 65528 71424 73512 73719 94953 95232 98016 98292 107136 110268 110592 126604 126976 130688 131056 142848 147024 147438 189906 190464 196032 196584 214272 220536 221157 253208 253921 261376 262112 284859 285696 294048 294876 379812 380928 392064 393168 428544 441072 442314 506416 507842 522752 524224 569718 571392 588096 589752 759624 761763 784128 786336 854577 857088 882144 884628 1012832 1015684 1045504 1048448 1139436 1142784 1176192 1179504 1519248 1523526 1568256 1572672 1709154 1714176 1764288 1769256 2025664 2031368 2091008 2096896 2278872 2285289 2352384 2359008 3038496 3047052 3136512 3145344 3418308 3428352 3528576 3538512 4051328 4062736 4182016 4193792 4557744 4570578 4704768 4718016 6076992 6094104 6273024 6290688 6836616 6855867 7057152 7077024 8102656 8125472 8363011 8387584 9115488 9141156 9409536 9436032 12153984 12188208 12546048 12581376 13673232 13711734 14114304 14154048 16205312 16250944 16726022 16775168 18230976 18282312 18819072 18872064 24307968 24376416 25089033 25162752 27346464 27423468 28228608 28308096 32410624 32501888 33452044 33550336 36461952 36564624 37638144 37744128 48615936 48752832 50178066 50325504 54692928 54846936 56457216 56616192 64821248 65003776 66904088 72923904 73129248 75267099 75488256 97231872 97505664 100356132 100651008 109385856 109693872 112914432 113232384 129642496 130007552 133808176 145847808 146258496 150534198 150976512 194463744 195011328 200712264 218771712 219387744 225801297 226464768 259253341 260015104 267616352 291695616 292516992 301068396 301953024 388927488 390022656 401424528 437543424 438775488 451602594 452929536 518506682 520030208 535232704 583391232 585033984 602136792 777760023 780045312 802849056 875086848 877550976 903205188 905859072 1037013364 1040060416 1070465408 1166782464 1170067968 1204273584 1555520046 1560090624 1605698112 1750173696 1755101952 1806410376 2074026728 2140930816 2333280069 2340135936 2408547168 3111040092 3120181248 3211396224 3500347392 3510203904 3612820752 4148053456 4281861632 4666560138 4680271872 4817094336 6222080184 6422792448 6999840207 7020407808 7225641504 8296106912 8563723264 9333120276 9360543744 9634188672 12444160368 12845584896 13999680414 14040815616 14451283008 16592213824 17127446528 18666240552 19268377344 24888320736 25691169792 27999360828 28081631232 28902566016 33184427648 34254893056 37332481104 38536754688 49776641472 51382339584 55998721656 57805132032 66368855296 74664962208 77073509376 99553282944 102764679168 111997443312 115610264064 132737710592 149329924416 154147018752 199106565888 223994886624 231220528128 265475421184 298659848832 308294037504 398213131776 447989773248 462441056256 530950842368 597319697664 796426263552 895979546496 924882112512 1061901684736 1194639395328 1592852527104 1791959092992 2389278790656 3185705054208 3583918185984 4778557581312 7167836371968 9557115162624 14335672743936 28671345487872
• Sum of all divisors σ(n): 87778415083520
• Sum of proper divisors (its aliquot sum) s(n): 59107069595648
• 28671345487872 is an abundant number, because the sum of its proper divisors (59107069595648) is greater than itself. Its abundance is 30435724107776

Bases of 28671345487872

• Binary: 110100001001110010001010111001111000000000000₂
• Hexadecimal: 0x1A13915CF000
• Base-36: A5VFMTXC0

Squares and roots of 28671345487872

• 28671345487872 squared (28671345487872²) is 822046052084918093699088384
• 28671345487872 cubed (28671345487872³) is 23569166366267907483962049452318128078848
• The square root of 28671345487872 is 5354563.0529364391
• The cube root of 28671345487872 is 30606.6660288623

Scales and comparisons

• 28,671,345,487,872 seconds is equal to 911,660 years, 5 weeks, 1 day, 11 hours, 31 minutes, 12 seconds.
• To count from 1 to 28,671,345,487,872 would take you about two million, two hundred seventy-nine thousand, one hundred fifty 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 28671345487872 cubic inches would be around 2550.6 feet tall.

Recreational maths with 28671345487872

• 28671345487872 backwards is 27878454317682
• 28671345487872 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 28671345487872's digits is 72
• More coming soon!