31490566380

Names of 31490566380

• Cardinal: 31490566380 can be written as Thirty-one billion, four hundred ninety million, five hundred sixty-six thousand, three hundred eighty.

Scientific notation

• Scientific notation: 3.149056638 × 10¹⁰

Factors of 31490566380

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 11994

Divisors of 31490566380

• Number of divisors d(n): 432
• Complete list of divisors:
  1 2 3 4 5 6 7 9 10 12 13 14 15 18 20 21 23 26 28 30 35 36 39 42 45 46 49 52 60 63 65 69 70 78 84 90 91 92 98 105 115 117 126 130 138 140 147 156 161 180 182 195 196 207 210 230 234 245 252 260 273 276 294 299 315 322 345 364 390 414 420 441 455 460 468 483 490 546 585 588 598 630 637 644 690 735 780 805 819 828 882 897 910 966 980 1035 1092 1127 1170 1196 1260 1274 1365 1380 1449 1470 1495 1610 1638 1764 1794 1820 1911 1932 2070 2093 2205 2254 2340 2415 2548 2691 2730 2898 2940 2990 3185 3220 3276 3381 3588 3822 4095 4140 4186 4410 4485 4508 4830 5382 5460 5635 5733 5796 5980 6279 6370 6762 7245 7644 8190 8372 8820 8970 9555 9660 10143 10465 10764 11270 11466 11941 12558 12740 13455 13524 14490 14651 16380 16905 17940 18837 19110 20286 20930 22540 22932 23882 25116 26910 28665 28980 29302 31395 33810 35823 37674 38220 40572 41860 43953 47764 50715 53820 57330 58604 59705 62790 67620 71646 73255 75348 83587 87906 94185 101430 107469 114660 119410 125580 131859 143292 146510 155233 167174 175812 179115 188370 202860 214938 219765 238820 250761 263718 274643 293020 310466 334348 358230 376740 417935 429876 439530 465699 501522 527436 537345 549286 585109 620932 659295 716460 752283 776165 823929 835870 879060 931398 1003044 1074690 1086631 1098572 1170218 1253805 1318590 1373215 1397097 1504566 1552330 1647858 1671740 1755327 1862796 1922501 2149380 2173262 2328495 2340436 2471787 2507610 2637180 2746430 2794194 2925545 3009132 3104660 3259893 3295716 3510654 3570359 3761415 3845002 4119645 4346524 4656990 4943574 5015220 5265981 5433155 5492860 5588388 5767503 5851090 6519786 6985485 7021308 7140718 7522830 7606417 7690004 8239290 8776635 9313980 9612505 9779679 9887148 10531962 10711077 10866310 11535006 11702180 12358935 13039572 13457507 13970970 14281436 15045660 15212834 16299465 16478580 17302509 17553270 17851795 19225010 19559358 21063924 21422154 21732620 22819251 23070012 24717870 24992513 26329905 26915014 27941940 28837515 30425668 32133231 32598930 34605018 35106540 35703590 38032085 38450020 39118716 40372521 42844308 45638502 48898395 49435740 49985026 52659810 53555385 53830028 57675030 64266462 65197860 67287535 68457753 69210036 71407180 74977539 76064170 80745042 86512545 91277004 97796790 99970052 105319620 107110770 114096255 115350060 121117563 124962565 128532924 134575070 136915506 149955078 152128340 160666155 161490084 173025090 174947591 195593580 201862605 214221540 224932617 228192510 242235126 249925130 269150140 273831012 299910156 321332310 342288765 346050180 349895182 374887695 403725210 449865234 456385020 484470252 499850260 524842773 605587815 642664620 684577530 699790364 749775390 807450420 874737955 899730468 1049685546 1124663085 1211175630 1369155060 1499550780 1574528319 1749475910 2099371092 2249326170 2422351260 2624213865 3149056638 3498951820 4498652340 5248427730 6298113276 7872641595 10496855460 15745283190 31490566380
• Sum of all divisors σ(n): 124877398464
• Sum of proper divisors (its aliquot sum) s(n): 93386832084
• 31490566380 is an abundant number, because the sum of its proper divisors (93386832084) is greater than itself. Its abundance is 61896265704

Bases of 31490566380

• Binary: 11101010100111110111110100011101100₂
• Hexadecimal: 0x754FBE8EC
• Base-36: EGSO4J0

Squares and roots of 31490566380

• 31490566380 squared (31490566380²) is 991655770933186304400
• 31490566380 cubed (31490566380³) is 31227801880681577863615086072000
• The square root of 31490566380 is 177455.8152893277
• The cube root of 31490566380 is 3157.8644967885

Scales and comparisons

• 31,490,566,380 seconds is equal to 1,001 years, 15 weeks, 5 days, 3 hours, 33 minutes.
• To count from 1 to 31,490,566,380 would take you about two thousand and two 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 31490566380 cubic inches would be around 263.2 feet tall.

Recreational maths with 31490566380

• 31490566380 backwards is 08366509413
• 31490566380 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 31490566380's digits is 45
• More coming soon!