31213898856

Names of 31213898856

• Cardinal: 31213898856 can be written as Thirty-one billion, two hundred thirteen million, eight hundred ninety-eight thousand, eight hundred fifty-six.

Scientific notation

• Scientific notation: 3.1213898856 × 10¹⁰

Factors of 31213898856

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 212

Divisors of 31213898856

• Number of divisors d(n): 360
• Complete list of divisors:
  1 2 3 4 6 7 8 9 12 14 18 21 24 27 28 36 37 42 49 54 56 63 72 74 81 84 98 108 111 126 147 148 162 163 168 189 196 216 222 252 259 294 296 324 326 333 378 392 441 444 489 504 518 567 588 648 652 666 756 777 882 888 978 999 1036 1134 1141 1176 1304 1323 1332 1467 1512 1554 1764 1813 1956 1998 2072 2268 2282 2331 2646 2664 2934 2997 3108 3423 3528 3626 3912 3969 3996 4401 4536 4564 4662 5292 5439 5868 5994 6031 6216 6846 6993 7252 7938 7987 7992 8802 9128 9324 10269 10584 10878 11736 11988 12062 13203 13692 13986 14504 15876 15974 16317 17604 18093 18648 20538 20979 21756 23961 23976 24124 26406 26569 27384 27972 30807 31752 31948 32634 35208 36186 41076 41958 42217 43512 47922 48248 48951 52812 53138 54279 55944 61614 63896 65268 71883 72372 79707 82152 83916 84434 92421 95844 97902 105624 106276 108558 123228 126651 130536 143766 144744 146853 159414 162837 167832 168868 184842 185983 191688 195804 212552 215649 217116 239121 246456 253302 287532 293706 295519 318828 325674 337736 369684 371966 379953 391608 431298 434232 478242 488511 506604 557949 575064 587412 591038 637656 646947 651348 717363 739368 743932 759906 862596 886557 956484 977022 983053 1013208 1115898 1139859 1174824 1182076 1293894 1301881 1302696 1434726 1487864 1519812 1673847 1725192 1773114 1912968 1954044 1966106 2152089 2231796 2279718 2364152 2587788 2603762 2659671 2869452 2949159 3039624 3347694 3419577 3546228 3905643 3908088 3932212 4304178 4463592 4559436 5021541 5175576 5207524 5319342 5738904 5898318 6695388 6839154 6881371 7092456 7811286 7864424 7979013 8608356 8847477 9118872 10043082 10415048 10638684 11716929 11796636 13390776 13678308 13762742 15064623 15622572 15958026 17216712 17694954 20086164 20644113 21277368 23433858 23593272 23937039 26542431 27356616 27525484 30129246 31245144 31916052 35150787 35389908 40172328 41288226 46867716 47874078 48169597 53084862 55050968 60258492 61932339 63832104 70301574 70779816 79627293 82576452 93735432 95748156 96339194 105452361 106169724 120516984 123864678 140603148 144508791 159254586 165152904 185797017 191496312 192678388 210904722 212339448 247729356 281206296 289017582 318509172 371594034 385356776 421809444 433526373 495458712 557391051 578035164 637018344 743188068 843618888 867052746 1114782102 1156070328 1300579119 1486376136 1734105492 2229564204 2601158238 3468210984 3901737357 4459128408 5202316476 7803474714 10404632952 15606949428 31213898856
• Sum of all divisors σ(n): 105095175570
• Sum of proper divisors (its aliquot sum) s(n): 73881276714
• 31213898856 is an abundant number, because the sum of its proper divisors (73881276714) is greater than itself. Its abundance is 42667377858

Bases of 31213898856

• Binary: 11101000100011111100100110001101000₂
• Hexadecimal: 0x7447E4C68
• Base-36: EC7Y6I0

Squares and roots of 31213898856

• 31213898856 squared (31213898856²) is 974307481792598108736
• 31213898856 cubed (31213898856³) is 30411935191318218935542394006016
• The square root of 31213898856 is 176674.5563345215
• The cube root of 31213898856 is 3148.5892349331

Scales and comparisons

• 31,213,898,856 seconds is equal to 992 years, 26 weeks, 1 day, 23 hours, 27 minutes, 36 seconds.
• To count from 1 to 31,213,898,856 would take you about one thousand, nine hundred eighty-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 31213898856 cubic inches would be around 262.4 feet tall.

Recreational maths with 31213898856

• 31213898856 backwards is 65889831213
• 31213898856 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 31213898856's digits is 54
• More coming soon!