31345684720

Names of 31345684720

• Cardinal: 31345684720 can be written as Thirty-one billion, three hundred forty-five million, six hundred eighty-four thousand, seven hundred twenty.

Scientific notation

• Scientific notation: 3.134568472 × 10¹⁰

Factors of 31345684720

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 206

Divisors of 31345684720

• Number of divisors d(n): 480
• Complete list of divisors:
  1 2 4 5 7 8 10 14 16 19 20 28 29 31 35 38 40 56 58 62 70 76 80 95 112 113 116 124 133 140 145 152 155 190 203 217 226 232 248 266 280 290 304 310 380 406 434 452 464 496 532 551 560 565 580 589 620 665 760 791 812 841 868 899 904 1015 1064 1085 1102 1130 1160 1178 1240 1330 1520 1582 1624 1682 1736 1798 1808 2030 2128 2147 2170 2204 2260 2320 2356 2480 2660 2755 2945 3164 3248 3277 3364 3472 3503 3596 3857 3955 4060 4123 4205 4294 4340 4408 4495 4520 4712 5320 5510 5887 5890 6293 6328 6554 6728 7006 7192 7714 7910 8120 8246 8410 8588 8680 8816 8990 9040 9424 10640 10735 11020 11774 11780 12586 12656 13108 13456 14012 14384 15029 15428 15820 15979 16240 16385 16492 16820 17081 17176 17360 17515 17980 19285 20615 21470 22040 22939 23548 23560 24521 25172 26071 26216 28024 29435 30058 30856 31465 31640 31958 32770 32984 33640 34162 34352 35030 35960 38570 41230 42940 44080 45878 47096 47120 49042 50344 52142 52432 56048 58870 60116 61712 62263 62930 63280 63916 65540 65968 66557 67280 68324 70060 71920 75145 77140 79895 82460 85405 85880 91756 94192 95033 98084 100688 101587 104284 111853 114695 117740 119567 120232 122605 124526 125860 127832 130355 131080 133114 136648 140120 150290 154280 159790 164920 170810 171760 182497 183512 190066 196168 203174 208568 223706 229390 235480 239134 240464 245210 249052 251720 255664 260710 262160 266228 273296 280240 300580 308560 311315 319580 329840 332785 341620 364994 367024 380132 392336 406348 417136 435841 447412 458780 465899 470960 475165 478268 490420 495349 498104 503440 507935 521420 532456 559265 597835 601160 622630 639160 665231 665570 683240 711109 729988 760264 812696 871682 894824 912485 917560 931798 950330 956536 980840 990698 996208 1015870 1042840 1064912 1118530 1195670 1202320 1245260 1278320 1330462 1331140 1366480 1422218 1459976 1520528 1625392 1743364 1789648 1805627 1824970 1835120 1863596 1900660 1913072 1930153 1961680 1981396 2031740 2085680 2179205 2237060 2329495 2391340 2476745 2490520 2660924 2662280 2844436 2919952 2946023 3326155 3467443 3486728 3555545 3611254 3649940 3727192 3801320 3860306 3962792 4063480 4358410 4474120 4658990 4782680 4953490 4981040 5321848 5324560 5688872 5892046 6652310 6934886 6973456 7111090 7222508 7299880 7454384 7602640 7720612 7925584 8126960 8716820 8948240 9028135 9317980 9565360 9650765 9906980 10643696 11377744 11784092 12639389 13304620 13511071 13869772 14222180 14445016 14599760 14730115 15441224 17337215 17433640 18056270 18635960 19301530 19813960 20622161 23568184 25278778 26609240 27022142 27739544 28444360 28890032 29460230 30882448 34674430 34867280 36112540 37271920 38603060 39627920 41244322 47136368 50557556 53218480 54044284 55479088 55974437 56888720 58920460 63196945 67555355 69348860 72225080 77206120 82488644 101115112 103110805 108088568 111948874 117840920 126393890 135110710 138697720 144450160 154412240 164977288 202230224 206221610 216177136 223897748 235681840 252787780 270221420 277395440 279872185 329954576 391821059 412443220 447795496 505575560 540442840 559744370 783642118 824886440 895590992 1011151120 1080885680 1119488740 1567284236 1649772880 1959105295 2238977480 3134568472 3918210590 4477954960 6269136944 7836421180 15672842360 31345684720
• Sum of all divisors σ(n): 94559662080
• Sum of proper divisors (its aliquot sum) s(n): 63213977360
• 31345684720 is an abundant number, because the sum of its proper divisors (63213977360) is greater than itself. Its abundance is 31868292640

Bases of 31345684720

• Binary: 11101001100010110010011000011110000₂
• Hexadecimal: 0x74C5930F0
• Base-36: EEEET4G

Squares and roots of 31345684720

• 31345684720 squared (31345684720²) is 982551950565641478400
• 31345684720 cubed (31345684720³) is 30798763663451623446481090048000
• The square root of 31345684720 is 177047.1257038645
• The cube root of 31345684720 is 3153.0141543015

Scales and comparisons

• 31,345,684,720 seconds is equal to 996 years, 36 weeks, 1 day, 6 hours, 38 minutes, 40 seconds.
• To count from 1 to 31,345,684,720 would take you about one thousand, nine hundred ninety-three 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 31345684720 cubic inches would be around 262.8 feet tall.

Recreational maths with 31345684720

• 31345684720 backwards is 02748654313
• The number of decimal digits it has is: 11
• The sum of 31345684720's digits is 43
• More coming soon!