31996898640

Names of 31996898640

• Cardinal: 31996898640 can be written as Thirty-one billion, nine hundred ninety-six million, eight hundred ninety-eight thousand, six hundred forty.

Scientific notation

• Scientific notation: 3.199689864 × 10¹⁰

Factors of 31996898640

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 3311

Divisors of 31996898640

• Number of divisors d(n): 480
• Complete list of divisors:
  1 2 3 4 5 6 7 8 9 10 12 14 15 16 18 20 21 24 27 28 30 35 36 40 42 45 48 54 56 60 63 70 72 73 80 81 84 90 105 108 112 120 126 135 140 144 146 162 168 180 189 210 216 219 240 243 252 270 280 292 315 324 336 360 365 378 405 420 432 438 486 504 511 540 560 567 584 630 648 657 720 730 756 810 840 876 945 972 1008 1022 1080 1095 1134 1168 1215 1260 1296 1314 1460 1512 1533 1620 1680 1701 1752 1890 1944 1971 2044 2160 2190 2268 2430 2520 2555 2628 2835 2920 3024 3066 3221 3240 3285 3402 3504 3780 3888 3942 4088 4380 4536 4599 4860 5040 5110 5256 5670 5840 5913 6132 6442 6480 6570 6804 7560 7665 7884 8176 8505 8760 9072 9198 9663 9720 9855 10220 10512 11340 11826 12264 12884 13140 13608 13797 15120 15330 15768 16105 17010 17520 17739 18396 19326 19440 19710 20440 22547 22680 22995 23652 24528 25768 26280 27216 27594 28989 29565 30660 31536 32210 34020 35478 36792 38652 39420 40880 41391 45094 45360 45990 47304 48315 51536 52560 55188 57978 59130 61320 64420 67641 68040 68985 70956 73584 77304 78840 82782 86967 88695 90188 91980 94608 96630 110376 112735 115956 118260 122640 124173 128840 135282 136080 137970 141912 144945 154608 157680 165564 173934 177390 180376 183960 193260 202923 206955 220752 225470 231912 235133 236520 248346 257680 260901 270564 275940 283824 289890 331128 338205 347868 354780 360752 367920 386520 405846 413910 434835 450940 463824 470266 473040 496692 521802 541128 551880 579780 608769 620865 662256 676410 695736 705399 709560 773040 782703 811692 827820 869670 901880 940532 993384 1014615 1043604 1082256 1103760 1159560 1175665 1217538 1241730 1304505 1352820 1391472 1410798 1419120 1565406 1623384 1645931 1655640 1739340 1803760 1826307 1881064 1986768 2029230 2087208 2116197 2319120 2351330 2435076 2483460 2609010 2705640 2821596 3043845 3130812 3246768 3291862 3311280 3478680 3526995 3652614 3762128 3913515 4058460 4174416 4232394 4702660 4870152 4937793 4966920 5218020 5411280 5478921 5643192 6087690 6261624 6348591 6583724 6957360 7053990 7305228 7827030 8116920 8229655 8464788 9131535 9405320 9740304 9875586 9933840 10436040 10580985 10957842 11286384 12175380 12523248 12697182 13167448 14107980 14610456 14813379 15654060 16233840 16459310 16929576 18263070 18810640 19045773 19751172 20872080 21161970 21915684 24350760 24688965 25394364 26334896 27394605 28215960 29220912 29626758 31308120 31742955 32918620 33859152 36526140 38091546 39502344 42323940 43831368 44440137 48701520 49377930 50788728 54789210 56431920 57137319 59253516 62616240 63485910 65837240 73052280 74066895 76183092 79004688 84647880 87662736 88880274 95228865 98755860 101577456 109578420 114274638 118507032 126971820 131674480 133320411 146104560 148133790 152366184 169295760 177760548 190457730 197511720 219156840 222200685 228549276 237014064 253943640 266640822 285686595 296267580 304732368 355521096 380915460 395023440 399961233 438313680 444401370 457098552 507887280 533281644 571373190 592535160 666602055 711042192 761830920 799922466 888802740 914197104 1066563288 1142746380 1185070320 1333204110 1523661840 1599844932 1777605480 1999806165 2133126576 2285492760 2666408220 3199689864 3555210960 3999612330 4570985520 5332816440 6399379728 7999224660 10665632880 15998449320 31996898640
• Sum of all divisors σ(n): 129140234496
• Sum of proper divisors (its aliquot sum) s(n): 97143335856
• 31996898640 is an abundant number, because the sum of its proper divisors (97143335856) is greater than itself. Its abundance is 65146437216

Bases of 31996898640

• Binary: 11101110011001010011110110101010000₂
• Hexadecimal: 0x77329ED50
• Base-36: EP64L00

Squares and roots of 31996898640

• 31996898640 squared (31996898640²) is 1023801522578433849600
• 31996898640 cubed (31996898640³) is 32758473545419819335596204544000
• The square root of 31996898640 is 178876.7694252107
• The cube root of 31996898640 is 3174.6995359951

Scales and comparisons

• 31,996,898,640 seconds is equal to 1,017 years, 20 weeks, 6 days, 11 hours, 24 minutes.
• To count from 1 to 31,996,898,640 would take you about two thousand and thirty-four 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 31996898640 cubic inches would be around 264.6 feet tall.

Recreational maths with 31996898640

• 31996898640 backwards is 04689869913
• 31996898640 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 31996898640's digits is 63
• More coming soon!