15381213952

Names of 15381213952

• Cardinal: 15381213952 can be written as Fifteen billion, three hundred eighty-one million, two hundred thirteen thousand, nine hundred fifty-two.

Scientific notation

• Scientific notation: 1.5381213952 × 10¹⁰

Factors of 15381213952

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 225

Divisors of 15381213952

• Number of divisors d(n): 288
• Complete list of divisors:
  1 2 4 8 13 16 26 29 31 32 52 53 58 62 64 97 104 106 116 124 128 194 208 212 232 248 256 377 388 403 416 424 464 496 689 754 776 806 832 848 899 928 992 1261 1378 1508 1537 1552 1612 1643 1664 1696 1798 1856 1984 2522 2756 2813 3007 3016 3074 3104 3224 3286 3328 3392 3596 3712 3968 5044 5141 5512 5626 6014 6032 6148 6208 6448 6572 6784 7192 7424 7936 10088 10282 11024 11252 11687 12028 12064 12296 12416 12896 13144 13568 14384 19981 20176 20564 21359 22048 22504 23374 24056 24128 24592 24832 25792 26288 28768 36569 39091 39962 40352 41128 42718 44096 45008 46748 47647 48112 48256 49184 51584 52576 57536 66833 73138 78182 79924 80704 82256 85436 87203 88192 90016 93496 95294 96224 96512 98368 103168 105152 115072 133666 146276 149089 156364 159371 159848 161408 164512 170872 174406 176384 180032 186992 190588 192448 196736 210304 230144 267332 292552 298178 312728 318742 319696 322816 329024 341744 348812 360064 373984 381176 384896 393472 420608 534664 585104 596356 619411 625456 637484 639392 658048 683488 697624 720128 747968 762352 769792 1069328 1133639 1170208 1192712 1238822 1250912 1274968 1278784 1316096 1366976 1395248 1495936 1524704 1938157 2071823 2138656 2267278 2340416 2385424 2477644 2501824 2549936 2557568 2733952 2790496 2991872 3049408 3876314 4143646 4277312 4534556 4621759 4680832 4770848 4955288 5003648 5099872 5115136 5467904 5580992 6098816 7752628 8287292 8554624 9069112 9243518 9361664 9541696 9910576 10007296 10199744 11161984 12197632 15505256 16574584 17109248 18138224 18487036 19083392 19821152 20399488 22323968 31010512 33149168 36276448 36974072 38166784 39642304 40798976 60082867 62021024 66298336 72552896 73948144 79284608 120165734 124042048 132596672 145105792 147896288 158569216 240331468 248084096 265193344 290211584 295792576 480662936 496168192 530386688 591585152 961325872 1183170304 1922651744 3845303488 7690606976 15381213952
• Sum of all divisors σ(n): 36344609280
• Sum of proper divisors (its aliquot sum) s(n): 20963395328
• 15381213952 is an abundant number, because the sum of its proper divisors (20963395328) is greater than itself. Its abundance is 5582181376

Bases of 15381213952

• Binary: 1110010100110010101011001100000000₂
• Hexadecimal: 0x394CAB300
• Base-36: 72DKSN4

Squares and roots of 15381213952

• 15381213952 squared (15381213952²) is 236581742637199458304
• 15381213952 cubed (15381213952³) is 3638914400639765582272327057408
• The square root of 15381213952 is 124021.0222180095
• The cube root of 15381213952 is 2486.9298651501

Scales and comparisons

• 15,381,213,952 seconds is equal to 489 years, 3 weeks, 6 days, 7 hours, 25 minutes, 52 seconds.
• To count from 1 to 15,381,213,952 would take you about nine hundred seventy-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 15381213952 cubic inches would be around 207.2 feet tall.

Recreational maths with 15381213952

• 15381213952 backwards is 25931218351
• The number of decimal digits it has is: 11
• The sum of 15381213952's digits is 40
• More coming soon!