138903275070

Names of 138903275070

• Cardinal: 138903275070 can be written as One hundred thirty-eight billion, nine hundred three million, two hundred seventy-five thousand and seventy.

Scientific notation

• Scientific notation: 1.3890327507 × 10¹¹

Factors of 138903275070

• Number of distinct prime factors ω(n): 8
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 957

Divisors of 138903275070

• Number of divisors d(n): 384
• Complete list of divisors:
  1 2 3 5 6 7 9 10 14 15 18 21 30 35 42 45 61 63 67 70 73 90 105 122 126 134 146 183 201 210 219 305 315 335 365 366 402 427 438 469 511 549 603 610 630 657 670 730 739 854 915 938 1005 1022 1095 1098 1206 1281 1314 1407 1478 1533 1830 2010 2135 2190 2217 2345 2555 2562 2745 2814 3015 3066 3285 3695 3843 4087 4221 4270 4434 4453 4599 4690 4891 5110 5173 5490 6030 6405 6570 6651 7035 7390 7665 7686 8174 8442 8906 9198 9782 10346 11085 12261 12810 13302 13359 14070 14673 15330 15519 19215 20435 21105 22170 22265 22995 24455 24522 25865 26718 28609 29346 31038 31171 33255 34237 36783 38430 40077 40870 42210 44019 44530 45079 45990 46557 48910 49513 51730 53947 57218 61305 62342 66510 66795 68474 73365 73566 77595 80154 85827 88038 90158 93114 93513 99026 102711 107894 122610 133590 135237 143045 146730 148539 155190 155855 161841 171185 171654 183915 187026 200385 205422 220095 225395 232785 247565 257481 269735 270474 280539 286090 297078 298351 308133 311710 315553 323682 342370 346591 367830 377629 400770 405711 429135 440190 445617 450790 465570 467565 485523 495130 513555 514962 539470 561078 596702 616266 631106 676185 693182 742695 755258 809205 811422 858270 891234 895053 935130 946659 971046 1027110 1039773 1132887 1287405 1352370 1402695 1485390 1491755 1540665 1577765 1618410 1732955 1790106 1888145 1893318 2028555 2079546 2088457 2228085 2265774 2427615 2574810 2685159 2805390 2839977 2983510 3020293 3081330 3119319 3155530 3290767 3398661 3465910 3614449 3776290 4057110 4176914 4456170 4475265 4733295 4855230 5198865 5370318 5664435 5679954 6040586 6238638 6265371 6581534 6797322 7228898 8950530 9060879 9466590 9872301 10397730 10442285 10843347 11328870 12530742 13425795 14199885 15101465 15596595 16453835 16993305 18072245 18121758 18796113 19744602 20884570 21142051 21686694 23035369 25301143 26851590 27182637 28399770 29616903 30202930 31193190 31326855 32530041 32907670 33986610 36144490 37592226 42284102 45304395 46070738 49361505 50602286 54216735 54365274 59233806 62653710 63426153 65060082 69106107 75903429 90608790 93980565 98723010 105710255 108433470 115176845 126505715 126852306 135913185 138212214 148084515 151806858 162650205 187961130 190278459 207318321 211420510 220481389 227710287 230353690 253011430 271826370 296169030 317130765 325300410 345530535 379517145 380556918 414636642 440962778 455420574 634261530 661444167 691061070 759034290 951392295 1036591605 1102406945 1138551435 1322888334 1543369723 1902784590 1984332501 2073183210 2204813890 2277102870 3086739446 3307220835 3968665002 4630109169 6614441670 7716848615 9260218338 9921662505 13890327507 15433697230 19843325010 23150545845 27780655014 46301091690 69451637535 138903275070
• Sum of all divisors σ(n): 432185195520
• Sum of proper divisors (its aliquot sum) s(n): 293281920450
• 138903275070 is an abundant number, because the sum of its proper divisors (293281920450) is greater than itself. Its abundance is 154378645380

Bases of 138903275070

• Binary: 10000001010111010001111100011000111110₂
• Hexadecimal: 0x205747C63E
• Base-36: 1RT7F8ZI

Squares and roots of 138903275070

• 138903275070 squared (138903275070²) is 19294119825172083504900
• 138903275070 cubed (138903275070³) is 2680016433309418225166134392843000
• The square root of 138903275070 is 372697.2968375273
• The cube root of 138903275070 is 5178.8996419215

Scales and comparisons

• 138,903,275,070 seconds is equal to 4,416 years, 36 weeks, 19 hours, 4 minutes, 30 seconds.
• To count from 1 to 138,903,275,070 would take you about eight thousand, eight hundred thirty-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 138903275070 cubic inches would be around 431.6 feet tall.

Recreational maths with 138903275070

• 138903275070 backwards is 070572309831
• 138903275070 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 138903275070's digits is 45
• More coming soon!