40001206872

Names of 40001206872

• Cardinal: 40001206872 can be written as Forty billion, one million, two hundred six thousand, eight hundred seventy-two.

Scientific notation

• Scientific notation: 4.0001206872 × 10¹⁰

Factors of 40001206872

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 1414

Divisors of 40001206872

• Number of divisors d(n): 256
• Complete list of divisors:
  1 2 3 4 6 8 11 12 22 24 31 33 41 44 62 66 82 88 93 97 123 124 132 164 186 194 246 248 264 291 328 341 372 388 451 492 582 682 744 776 902 984 1023 1067 1164 1229 1271 1353 1364 1804 2046 2134 2328 2458 2542 2706 2728 3007 3201 3608 3687 3813 3977 4092 4268 4916 5084 5412 6014 6402 7374 7626 7954 8184 8536 9021 9832 10168 10824 11931 12028 12804 13519 13981 14748 15252 15908 18042 23862 24056 25608 27038 27962 29496 30504 31816 33077 36084 38099 40557 41943 43747 47724 50389 54076 55924 66154 72168 76198 81114 83886 87494 95448 99231 100778 108152 111848 114297 119213 123287 131241 132308 151167 152396 162228 167772 174988 198462 201556 228594 238426 246574 262482 264616 302334 304792 324456 335544 349976 357639 369861 396924 403112 419089 457188 476852 493148 524964 554279 604668 715278 739722 793848 838178 914376 953704 986296 1049928 1108558 1209336 1257267 1311343 1356157 1430556 1479444 1562059 1662837 1676356 2217116 2514534 2622686 2712314 2861112 2958888 3124118 3325674 3352712 3695603 3934029 4068471 4434232 4686177 4887733 5029068 5245372 5424628 6248236 6651348 7391206 7868058 8136942 9372354 9775466 10058136 10490744 10849256 11086809 12496472 13302696 14663199 14782412 15736116 16273884 17182649 18744708 19550932 22173618 29326398 29564824 31472232 32547768 34365298 37489416 39101864 40651633 44347236 51547947 53765063 58652796 68730596 81303266 88694472 103095894 107530126 117305592 121954899 137461192 151519723 161295189 162606532 206191788 215060252 243909798 303039446 322590378 325213064 412383576 430120504 454559169 487819596 606078892 645180756 909118338 975639192 1212157784 1290361512 1666716953 1818236676 3333433906 3636473352 5000150859 6666867812 10000301718 13333735624 20000603436 40001206872
• Sum of all divisors σ(n): 116644147200
• Sum of proper divisors (its aliquot sum) s(n): 76642940328
• 40001206872 is an abundant number, because the sum of its proper divisors (76642940328) is greater than itself. Its abundance is 36641733456

Bases of 40001206872

• Binary: 100101010000010000011111101001011000₂
• Hexadecimal: 0x95041FA58
• Base-36: IDJOORC

Squares and roots of 40001206872

• 40001206872 squared (40001206872²) is 1600096551216540024384
• 40001206872 cubed (40001206872³) is 64005793160386560783452308366848
• The square root of 40001206872 is 200003.0171572421
• The cube root of 40001206872 is 3419.9862883757

Scales and comparisons

• 40,001,206,872 seconds is equal to 1,271 years, 47 weeks, 3 days, 22 hours, 21 minutes, 12 seconds.
• To count from 1 to 40,001,206,872 would take you about two thousand, five hundred forty-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 40001206872 cubic inches would be around 285 feet tall.

Recreational maths with 40001206872

• 40001206872 backwards is 27860210004
• The number of decimal digits it has is: 11
• The sum of 40001206872's digits is 30
• More coming soon!