31380139700

Names of 31380139700

• Cardinal: 31380139700 can be written as Thirty-one billion, three hundred eighty million, one hundred thirty-nine thousand, seven hundred.

Scientific notation

• Scientific notation: 3.13801397 × 10¹⁰

Factors of 31380139700

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 676

Divisors of 31380139700

• Number of divisors d(n): 432
• Complete list of divisors:
  1 2 4 5 7 10 13 14 19 20 23 25 26 28 35 38 46 50 52 65 70 76 91 92 95 100 115 130 133 140 161 169 175 182 190 230 247 260 266 299 322 325 338 350 364 380 437 455 460 475 494 532 575 598 607 644 650 665 676 700 805 845 874 910 950 988 1150 1183 1196 1214 1235 1300 1330 1495 1610 1690 1729 1748 1820 1900 2093 2185 2275 2300 2366 2428 2470 2660 2990 3035 3059 3211 3220 3325 3380 3458 3887 4025 4186 4225 4249 4370 4550 4732 4940 5681 5915 5980 6070 6118 6175 6422 6650 6916 7475 7774 7891 8050 8372 8450 8498 8645 8740 9100 10465 10925 11362 11533 11830 12140 12236 12350 12844 13300 13961 14950 15175 15295 15548 15782 16055 16100 16900 16996 17290 19435 20930 21245 21850 22477 22724 23066 23660 24700 27209 27922 28405 29575 29900 30350 30590 31564 32110 34580 38870 39455 39767 41860 42490 43225 43700 44954 46132 52325 54418 55237 55844 56810 57665 59150 60700 61180 64220 69805 73853 76475 77740 78910 79534 80275 80731 84980 86450 89908 97175 97727 102583 104650 106225 108836 110474 112385 113620 115330 118300 136045 139610 142025 147706 149929 152950 157820 159068 160550 161462 172900 181493 194350 195454 197275 198835 205166 209300 212450 220948 224770 230660 265259 272090 276185 279220 284050 288325 295412 299858 305900 321100 322924 349025 362986 369265 388700 390908 394550 397670 403655 410332 424900 449540 488635 512915 516971 530518 544180 552370 561925 568100 576650 599716 680225 698050 718081 725972 738530 749645 789100 795340 807310 907465 977270 994175 1025830 1033942 1049503 1061036 1104740 1123850 1153300 1270451 1326295 1360450 1380925 1396100 1436162 1477060 1499290 1614620 1814930 1846325 1856813 1949077 1954540 1988350 2018275 2051660 2067884 2099006 2247700 2359409 2443175 2540902 2564575 2584855 2652590 2720900 2761850 2872324 2998580 3448367 3590405 3629860 3692650 3713626 3748225 3898154 3976700 4036550 4198012 4537325 4718818 4886350 5081804 5129150 5169710 5247515 5305180 5523700 6352255 6631475 6896734 7180810 7385300 7427252 7496450 7796308 8073100 9074650 9284065 9437636 9745385 9772700 10258300 10339420 10495030 11797045 12704510 12924275 13262950 13643539 13793468 14361620 14992900 16515863 17241835 17952025 18149300 18568130 19490770 20990060 23594090 24138569 25409020 25848550 26237575 26525900 27287078 31761275 33031726 34483670 35904050 37136260 38981540 44828771 46420325 47188180 48277138 48726925 51697100 52475150 54574156 58985225 63522550 66063452 68217695 68967340 71808100 82579315 86209175 89657542 92840650 96554276 97453850 104950300 117970450 120692845 127045100 136435390 165158630 172418350 179315084 185681300 194907700 224143855 235940900 241385690 272870780 313801397 330317260 341088475 344836700 412896575 448287710 482771380 603464225 627602794 682176950 825793150 896575420 1120719275 1206928450 1255205588 1364353900 1569006985 1651586300 2241438550 2413856900 3138013970 4482877100 6276027940 7845034925 15690069850 31380139700
• Sum of all divisors σ(n): 92714065920
• Sum of proper divisors (its aliquot sum) s(n): 61333926220
• 31380139700 is an abundant number, because the sum of its proper divisors (61333926220) is greater than itself. Its abundance is 29953786520

Bases of 31380139700

• Binary: 11101001110011001101110111010110100₂
• Hexadecimal: 0x74E66EEB4
• Base-36: EEYXAR8

Squares and roots of 31380139700

• 31380139700 squared (31380139700²) is 984713167591516090000
• 31380139700 cubed (31380139700³) is 30900436763451287438997773000000
• The square root of 31380139700 is 177144.4035243563
• The cube root of 31380139700 is 3154.1689890687

Scales and comparisons

• 31,380,139,700 seconds is equal to 997 years, 41 weeks, 1 day, 1 hour, 28 minutes, 20 seconds.
• To count from 1 to 31,380,139,700 would take you about one thousand, nine hundred ninety-five 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 31380139700 cubic inches would be around 262.8 feet tall.

Recreational maths with 31380139700

• 31380139700 backwards is 00793108313
• 31380139700 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 31380139700's digits is 35
• More coming soon!