13157867520

Names of 13157867520

• Cardinal: 13157867520 can be written as Thirteen billion, one hundred fifty-seven million, eight hundred sixty-seven thousand, five hundred twenty.

Scientific notation

• Scientific notation: 1.315786752 × 10¹⁰

Factors of 13157867520

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 18
• Sum of prime factors: 5116

Divisors of 13157867520

• Number of divisors d(n): 336
• Complete list of divisors:
  1 2 3 4 5 6 7 8 9 10 12 14 15 16 18 20 21 24 28 30 32 35 36 40 42 45 48 56 60 63 64 70 72 80 84 90 96 105 112 120 126 128 140 144 160 168 180 192 210 224 240 252 256 280 288 315 320 336 360 384 420 448 480 504 512 560 576 630 640 672 720 768 840 896 960 1008 1024 1120 1152 1260 1280 1344 1440 1536 1680 1792 1920 2016 2048 2240 2304 2520 2560 2688 2880 3072 3360 3584 3840 4032 4096 4480 4608 5040 5099 5120 5376 5760 6144 6720 7168 7680 8064 8192 8960 9216 10080 10198 10240 10752 11520 12288 13440 14336 15297 15360 16128 17920 18432 20160 20396 20480 21504 23040 24576 25495 26880 28672 30594 30720 32256 35693 35840 36864 40320 40792 40960 43008 45891 46080 50990 53760 57344 61188 61440 64512 71386 71680 73728 76485 80640 81584 86016 91782 92160 101980 107079 107520 122376 122880 129024 142772 143360 152970 161280 163168 172032 178465 183564 184320 203960 214158 215040 229455 244752 258048 285544 286720 305940 321237 322560 326336 356930 367128 368640 407920 428316 430080 458910 489504 516096 535395 571088 611880 642474 645120 652672 713860 734256 815840 856632 860160 917820 979008 1070790 1142176 1223760 1284948 1290240 1305344 1427720 1468512 1606185 1631680 1713264 1835640 1958016 2141580 2284352 2447520 2569896 2580480 2610688 2855440 2937024 3212370 3263360 3426528 3671280 3916032 4283160 4568704 4895040 5139792 5221376 5710880 5874048 6424740 6526720 6853056 7342560 7832064 8566320 9137408 9790080 10279584 10442752 11421760 11748096 12849480 13053440 13706112 14685120 15664128 17132640 18274816 19580160 20559168 20885504 22843520 23496192 25698960 26106880 27412224 29370240 31328256 34265280 36549632 39160320 41118336 41771008 45687040 46992384 51397920 52213760 54824448 58740480 62656512 68530560 73099264 78320640 82236672 91374080 93984768 102795840 104427520 109648896 117480960 125313024 137061120 146198528 156641280 164473344 182748160 187969536 205591680 208855040 219297792 234961920 274122240 292397056 313282560 328946688 365496320 375939072 411183360 438595584 469923840 548244480 626565120 657893376 730992640 822366720 877191168 939847680 1096488960 1315786752 1461985280 1644733440 1879695360 2192977920 2631573504 3289466880 4385955840 6578933760 13157867520
• Sum of all divisors σ(n): 52137259200
• Sum of proper divisors (its aliquot sum) s(n): 38979391680
• 13157867520 is an abundant number, because the sum of its proper divisors (38979391680) is greater than itself. Its abundance is 25821524160

Bases of 13157867520

• Binary: 1100010000010001010010000000000000₂
• Hexadecimal: 0x310452000
• Base-36: 61LURK0

Squares and roots of 13157867520

• 13157867520 squared (13157867520²) is 173129477673870950400
• 13157867520 cubed (13157867520³) is 2278014731039591730939691008000
• The square root of 13157867520 is 114707.7482997553
• The cube root of 13157867520 is 2360.8143507755

Scales and comparisons

• 13,157,867,520 seconds is equal to 418 years, 19 weeks, 5 days, 3 hours, 12 minutes.
• To count from 1 to 13,157,867,520 would take you about eight hundred thirty-six 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 13157867520 cubic inches would be around 196.7 feet tall.

Recreational maths with 13157867520

• 13157867520 backwards is 02576875131
• 13157867520 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 13157867520's digits is 45
• More coming soon!