20001807672

Names of 20001807672

• Cardinal: 20001807672 can be written as Twenty billion, one million, eight hundred seven thousand, six hundred seventy-two.

Scientific notation

• Scientific notation: 2.0001807672 × 10¹⁰

Factors of 20001807672

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 1038

Divisors of 20001807672

• Number of divisors d(n): 256
• Complete list of divisors:
  1 2 3 4 6 7 8 11 12 14 21 22 24 28 33 42 44 47 56 66 77 84 88 94 132 141 154 168 188 231 264 282 308 329 376 421 462 517 547 564 616 658 842 924 987 1034 1094 1128 1263 1316 1551 1641 1684 1848 1974 2068 2188 2526 2632 2947 3102 3282 3368 3619 3829 3948 4136 4376 4631 5052 5894 6017 6204 6564 7238 7658 7896 8841 9262 10104 10857 11487 11788 12034 12408 13128 13893 14476 15316 17682 18051 18524 19787 21714 22974 23576 24068 25709 27786 28952 30632 32417 35364 36102 37048 39574 42119 43428 45948 48136 51418 55572 59361 64834 70728 72204 77127 79148 84238 86856 91896 97251 102836 111144 118722 126357 129668 138509 144408 154254 158296 168476 179963 194502 205672 217657 230287 237444 252714 259336 277018 282799 308508 336952 359926 389004 415527 435314 460574 474888 505428 539889 554036 565598 617016 652971 690861 719852 778008 831054 848397 870628 921148 1010856 1079778 1108072 1131196 1305942 1381722 1439704 1523599 1612009 1662108 1696794 1741256 1842296 1979593 2159556 2262392 2533157 2611884 2763444 3047198 3224018 3324216 3393588 3959186 4319112 4570797 4836027 5066314 5223768 5526888 5938779 6094396 6448036 6787176 7599471 7918372 9141594 9672054 10132628 10823489 11877558 12188792 12896072 15198942 15836744 17732099 18283188 19344108 20265256 21646978 23755116 30397884 32470467 35464198 36566376 38688216 43293956 47510232 53196297 60795768 64940934 70928396 75764423 86587912 106392594 119058379 129881868 141856792 151528846 212785188 227293269 238116758 259763736 303057692 357175137 425570376 454586538 476233516 606115384 714350274 833408653 909173076 952467032 1428700548 1666817306 1818346152 2500225959 2857401096 3333634612 5000451918 6667269224 10000903836 20001807672
• Sum of all divisors σ(n): 63937658880
• Sum of proper divisors (its aliquot sum) s(n): 43935851208
• 20001807672 is an abundant number, because the sum of its proper divisors (43935851208) is greater than itself. Its abundance is 23934043536

Bases of 20001807672

• Binary: 10010101000001100110101110100111000₂
• Hexadecimal: 0x4A8335D38
• Base-36: 96SK5KO

Squares and roots of 20001807672

• 20001807672 squared (20001807672²) is 400072310147678059584
• 20001807672 cubed (20001807672³) is 8002169402466590465173324328448
• The square root of 20001807672 is 141427.7471785505
• The cube root of 20001807672 is 2714.4993937433

Scales and comparisons

• 20,001,807,672 seconds is equal to 635 years, 51 weeks, 5 days, 9 hours, 41 minutes, 12 seconds.
• To count from 1 to 20,001,807,672 would take you about one thousand, two hundred seventy-one 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 20001807672 cubic inches would be around 226.2 feet tall.

Recreational maths with 20001807672

• 20001807672 backwards is 27670810002
• 20001807672 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 20001807672's digits is 33
• More coming soon!