15428439936

Names of 15428439936

• Cardinal: 15428439936 can be written as Fifteen billion, four hundred twenty-eight million, four hundred thirty-nine thousand, nine hundred thirty-six.

Scientific notation

• Scientific notation: 1.5428439936 × 10¹⁰

Factors of 15428439936

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 11346

Divisors of 15428439936

• Number of divisors d(n): 288
• Complete list of divisors:
  1 2 3 4 6 7 8 9 12 13 14 16 18 21 24 26 28 32 36 39 42 48 52 56 63 64 72 78 84 91 96 104 112 117 126 128 144 156 168 169 182 192 208 224 234 252 273 288 312 336 338 364 384 416 448 468 504 507 546 576 624 672 676 728 819 832 896 936 1008 1014 1092 1152 1183 1248 1344 1352 1456 1521 1638 1664 1872 2016 2028 2184 2366 2496 2688 2704 2912 3042 3276 3549 3744 4032 4056 4368 4732 4992 5408 5824 6084 6552 7098 7488 8064 8112 8736 9464 10647 10816 11321 11648 12168 13104 14196 14976 16224 17472 18928 21294 21632 22642 24336 26208 28392 32448 33963 34944 37856 42588 45284 48672 52416 56784 64896 67926 75712 79247 85176 90568 97344 101889 104832 113568 135852 147173 151424 158494 170352 181136 194688 203778 227136 237741 271704 294346 316988 340704 362272 407556 441519 454272 475482 543408 588692 633976 681408 713223 724544 815112 883038 950964 1030211 1086816 1177384 1267952 1324557 1362816 1426446 1449088 1630224 1766076 1901928 1913249 2060422 2173632 2354768 2535904 2649114 2852892 3090633 3260448 3532152 3803856 3826498 4120844 4347264 4709536 5071808 5298228 5705784 5739747 6181266 6520896 7064304 7607712 7652996 8241688 9271899 9419072 10143616 10596456 11411568 11479494 12362532 13041792 13392743 14128608 15215424 15305992 16483376 17219241 18543798 18838144 21192912 22823136 22958988 24725064 26785486 28257216 30430848 30611984 32966752 34438482 37087596 40178229 42385824 45646272 45917976 49450128 53570972 56514432 61223968 65933504 68876964 74175192 80356458 84771648 91292544 91835952 98900256 107141944 120534687 122447936 131867008 137753928 148350384 160712916 169543296 183671904 197800512 214283888 241069374 244895872 275507856 296700768 321425832 367343808 395601024 428567776 482138748 551015712 593401536 642851664 734687616 857135552 964277496 1102031424 1186803072 1285703328 1714271104 1928554992 2204062848 2571406656 3857109984 5142813312 7714219968 15428439936
• Sum of all divisors σ(n): 54947477520
• Sum of proper divisors (its aliquot sum) s(n): 39519037584
• 15428439936 is an abundant number, because the sum of its proper divisors (39519037584) is greater than itself. Its abundance is 24090597648

Bases of 15428439936

• Binary: 1110010111100110110100111110000000₂
• Hexadecimal: 0x3979B4F80
• Base-36: 735P0G0

Squares and roots of 15428439936

• 15428439936 squared (15428439936²) is 238036758858759684096
• 15428439936 cubed (15428439936³) is 3672535836612489693533470457856
• The square root of 15428439936 is 124211.2713726093
• The cube root of 15428439936 is 2489.4725277437

Scales and comparisons

• 15,428,439,936 seconds is equal to 490 years, 29 weeks, 6 days, 21 hours, 45 minutes, 36 seconds.
• To count from 1 to 15,428,439,936 would take you about nine hundred eighty-one 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 15428439936 cubic inches would be around 207.5 feet tall.

Recreational maths with 15428439936

• 15428439936 backwards is 63993482451
• The number of decimal digits it has is: 11
• The sum of 15428439936's digits is 54
• More coming soon!