15648994816

Names of 15648994816

• Cardinal: 15648994816 can be written as Fifteen billion, six hundred forty-eight million, nine hundred ninety-four thousand, eight hundred sixteen.

Scientific notation

• Scientific notation: 1.5648994816 × 10¹⁰

Factors of 15648994816

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 14
• Sum of prime factors: 245

Divisors of 15648994816

• Number of divisors d(n): 320
• Complete list of divisors:
  1 2 4 7 8 13 14 16 26 28 32 43 52 56 64 73 86 91 104 107 112 128 146 172 182 208 214 224 256 292 301 344 364 416 428 448 511 512 559 584 602 688 728 749 832 856 896 949 1022 1118 1168 1204 1376 1391 1456 1498 1664 1712 1792 1898 2044 2236 2336 2408 2752 2782 2912 2996 3139 3328 3424 3584 3796 3913 4088 4472 4601 4672 4816 5504 5564 5824 5992 6278 6643 6656 6848 7592 7811 7826 8176 8944 9202 9344 9632 9737 11008 11128 11648 11984 12556 13286 13696 15184 15622 15652 16352 17888 18404 18688 19264 19474 21973 22016 22256 23296 23968 25112 26572 27392 30368 31244 31304 32207 32704 35776 36808 37376 38528 38948 40807 43946 44512 46592 47936 50224 53144 54677 54784 59813 60736 62488 62608 64414 65408 71552 73616 77056 77896 81614 87892 89024 95872 100448 101543 106288 109354 119626 121472 124976 125216 128828 130816 143104 147232 154112 155792 163228 175784 178048 191744 200896 203086 212576 218708 239252 242944 249952 250432 257656 261632 285649 286208 294464 311584 326456 335873 351568 356096 383488 401792 406172 418691 425152 437416 478504 485888 499904 500864 515312 571298 588928 623168 652912 671746 703136 710801 712192 803584 812344 837382 850304 874832 957008 999808 1001728 1030624 1142596 1177856 1246336 1305824 1343492 1406272 1421602 1607168 1624688 1674764 1700608 1749664 1914016 1999616 2003456 2061248 2285192 2351111 2355712 2492672 2611648 2686984 2812544 2843204 3249376 3349528 3401216 3499328 3828032 3999232 4122496 4366349 4570384 4702222 4985344 5223296 5373968 5625088 5686408 6498752 6699056 6998656 7656064 8244992 8732698 9140768 9404444 10446592 10747936 11250176 11372816 12997504 13398112 13997312 15312128 16489984 17465396 18281536 18808888 20893184 21495872 22745632 25995008 26796224 27994624 30564443 30624256 34930792 36563072 37617776 42991744 45491264 51990016 53592448 61128886 69861584 73126144 75235552 85983488 90982528 107184896 122257772 139723168 146252288 150471104 171966976 181965056 214369792 244515544 279446336 300942208 363930112 489031088 558892672 601884416 978062176 1117785344 1203768832 1956124352 2235570688 3912248704 7824497408 15648994816
• Sum of all divisors σ(n): 40290421248
• Sum of proper divisors (its aliquot sum) s(n): 24641426432
• 15648994816 is an abundant number, because the sum of its proper divisors (24641426432) is greater than itself. Its abundance is 8992431616

Bases of 15648994816

• Binary: 1110100100110000001011011000000000₂
• Hexadecimal: 0x3A4C0B600
• Base-36: 76T09OG

Squares and roots of 15648994816

• 15648994816 squared (15648994816²) is 244891038751194873856
• 15648994816 cubed (15648994816³) is 3832298595902303694778317930496
• The square root of 15648994816 is 125095.9424441897
• The cube root of 15648994816 is 2501.2790690013

Scales and comparisons

• 15,648,994,816 seconds is equal to 497 years, 30 weeks, 4 days, 15 hours, 16 seconds.
• To count from 1 to 15,648,994,816 would take you about nine hundred ninety-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 15648994816 cubic inches would be around 208.4 feet tall.

Recreational maths with 15648994816

• 15648994816 backwards is 61849984651
• The number of decimal digits it has is: 11
• The sum of 15648994816's digits is 61
• More coming soon!