30991525344

Names of 30991525344

• Cardinal: 30991525344 can be written as Thirty billion, nine hundred ninety-one million, five hundred twenty-five thousand, three hundred forty-four.

Scientific notation

• Scientific notation: 3.0991525344 × 10¹⁰

Factors of 30991525344

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 29718

Divisors of 30991525344

• Number of divisors d(n): 240
• Complete list of divisors:
  1 2 3 4 6 8 9 12 13 16 18 24 26 27 31 32 36 39 48 52 54 62 72 78 81 93 96 104 108 117 124 144 156 162 186 208 216 234 248 279 288 312 324 351 372 403 416 432 468 496 558 624 648 702 744 806 837 864 936 992 1053 1116 1209 1248 1296 1404 1488 1612 1674 1872 2106 2232 2418 2511 2592 2808 2976 3224 3348 3627 3744 4212 4464 4836 5022 5616 6448 6696 7254 8424 8928 9672 10044 10881 11232 12896 13392 14508 16848 19344 20088 21762 26784 29016 29669 32643 33696 38688 40176 43524 58032 59338 65286 80352 87048 89007 116064 118676 130572 174096 178014 237352 261144 267021 348192 356028 385697 474704 522288 534042 712056 771394 801063 919739 949408 1044576 1068084 1157091 1424112 1542788 1602126 1839478 2136168 2314182 2403189 2759217 2848224 3085576 3204252 3471273 3678956 4272336 4628364 4806378 5518434 6171152 6408504 6942546 7357912 8277651 8544672 9256728 9612756 10413819 11036868 11956607 12342304 12817008 13885092 14715824 16555302 18513456 19225512 20827638 22073736 23913214 24832953 25634016 27770184 29431648 31241457 33110604 35869821 37026912 38451024 41655276 44147472 47826428 49665906 55540368 62482914 66221208 71739642 74498859 76902048 83310552 88294944 95652856 99331812 107609463 111080736 124965828 132442416 143479284 148997718 166621104 191305712 198663624 215218926 249931656 264884832 286958568 297995436 322828389 333242208 382611424 397327248 430437852 499863312 573917136 595990872 645656778 794654496 860875704 968485167 999726624 1147834272 1191981744 1291313556 1721751408 1936970334 2383963488 2582627112 3443502816 3873940668 5165254224 7747881336 10330508448 15495762672 30991525344
• Sum of all divisors σ(n): 101326135680
• Sum of proper divisors (its aliquot sum) s(n): 70334610336
• 30991525344 is an abundant number, because the sum of its proper divisors (70334610336) is greater than itself. Its abundance is 39343084992

Bases of 30991525344

• Binary: 11100110111001111010010010111100000₂
• Hexadecimal: 0x7373D25E0
• Base-36: E8JJY00

Squares and roots of 30991525344

• 30991525344 squared (30991525344²) is 960474643147794318336
• 30991525344 cubed (30991525344³) is 29766574245384223554409347907584
• The square root of 30991525344 is 176044.1005657391
• The cube root of 30991525344 is 3141.0943669429

Scales and comparisons

• 30,991,525,344 seconds is equal to 985 years, 22 weeks, 4 days, 5 hours, 2 minutes, 24 seconds.
• To count from 1 to 30,991,525,344 would take you about one thousand, nine hundred seventy 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 30991525344 cubic inches would be around 261.8 feet tall.

Recreational maths with 30991525344

• 30991525344 backwards is 44352519903
• The number of decimal digits it has is: 11
• The sum of 30991525344's digits is 45
• More coming soon!