30903982720

Names of 30903982720

• Cardinal: 30903982720 can be written as Thirty billion, nine hundred three million, nine hundred eighty-two thousand, seven hundred twenty.

Scientific notation

• Scientific notation: 3.090398272 × 10¹⁰

Factors of 30903982720

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 523

Divisors of 30903982720

• Number of divisors d(n): 256
• Complete list of divisors:
  1 2 4 5 8 10 13 16 20 26 32 40 52 64 65 80 97 104 128 130 149 160 194 208 257 260 298 320 388 416 485 514 520 596 640 745 776 832 970 1028 1040 1192 1261 1285 1490 1552 1664 1937 1940 2056 2080 2384 2522 2570 2980 3104 3341 3874 3880 4112 4160 4768 5044 5140 5960 6208 6305 6682 7748 7760 8224 8320 9536 9685 10088 10280 11920 12416 12610 13364 14453 15496 15520 16448 16705 19072 19370 20176 20560 23840 24929 25220 26728 28906 30992 31040 32896 33410 38293 38740 40352 41120 47680 49858 50440 53456 57812 61984 62080 66820 72265 76586 77480 80704 82240 95360 99716 100880 106912 115624 123968 124645 133640 144530 153172 154960 161408 164480 187889 191465 199432 201760 213824 231248 247936 249290 267280 289060 306344 309920 324077 375778 382930 398864 403520 427648 462496 497809 498580 534560 578120 612688 619840 648154 751556 765860 797728 807040 924992 939445 995618 997160 1069120 1156240 1225376 1239680 1296308 1503112 1531720 1595456 1620385 1849984 1878890 1991236 1994320 2138240 2312480 2450752 2489045 2592616 3006224 3063440 3190912 3240770 3714421 3757780 3982472 3988640 4624960 4901504 4978090 5185232 6012448 6126880 6481540 7428842 7515560 7964944 7977280 9249920 9956180 10370464 12024896 12253760 12963080 14857684 15031120 15929888 15954560 18572105 19912360 20740928 24049792 24507520 25926160 29715368 30062240 31859776 37144210 39824720 41481856 48287473 51852320 59430736 60124480 63719552 74288420 79649440 96574946 103704640 118861472 120248960 148576840 159298880 193149892 207409280 237722944 241437365 297153680 318597760 386299784 475445888 482874730 594307360 772599568 965749460 1188614720 1545199136 1931498920 2377229440 3090398272 3862997840 6180796544 7725995680 15451991360 30903982720
• Sum of all divisors σ(n): 81237492000
• Sum of proper divisors (its aliquot sum) s(n): 50333509280
• 30903982720 is an abundant number, because the sum of its proper divisors (50333509280) is greater than itself. Its abundance is 19429526560

Bases of 30903982720

• Binary: 11100110010000001010101101010000000₂
• Hexadecimal: 0x732055A80
• Base-36: E73FLOG

Squares and roots of 30903982720

• 30903982720 squared (30903982720²) is 955056147958058598400
• 30903982720 cubed (30903982720³) is 29515038693125606209701019648000
• The square root of 30903982720 is 175795.2863986973
• The cube root of 30903982720 is 3138.1339988923

Scales and comparisons

• 30,903,982,720 seconds is equal to 982 years, 33 weeks, 5 days, 23 hours, 38 minutes, 40 seconds.
• To count from 1 to 30,903,982,720 would take you about one thousand, nine hundred sixty-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 30903982720 cubic inches would be around 261.5 feet tall.

Recreational maths with 30903982720

• 30903982720 backwards is 02728930903
• The number of decimal digits it has is: 11
• The sum of 30903982720's digits is 43
• More coming soon!