Base | Representation |
---|---|
bin | 11011100001000100110000… |
… | …101110111001100110000000 |
3 | 120212111102001121210012121201 |
4 | 123201010300232321212000 |
5 | 111330243141420202123 |
6 | 1105215512130030544 |
7 | 34330262112363511 |
oct | 3341046056714600 |
9 | 525442047705551 |
10 | 121020111100288 |
11 | 35619382801444 |
12 | 116a6612418454 |
13 | 526b1bc0cc24a |
14 | 21c559443ca08 |
15 | ded0267815ad |
hex | 6e1130bb9980 |
121020111100288 has 32 divisors (see below), whose sum is σ = 241095468870720. Its totient is φ = 60509875776000.
The previous prime is 121020111100219. The next prime is 121020111100289. The reversal of 121020111100288 is 882001111020121.
It is a tau number, because it is divible by the number of its divisors (32).
It is a super-3 number, since 3×1210201111002883 (a number of 43 digits) contains 333 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (121020111100289) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 48841713 + ... + 51259663.
It is an arithmetic number, because the mean of its divisors is an integer number (7534233402210).
Almost surely, 2121020111100288 is an apocalyptic number.
It is an amenable number.
121020111100288 is a deficient number, since it is larger than the sum of its proper divisors (120075357770432).
121020111100288 is an equidigital number, since it uses as much as digits as its factorization.
121020111100288 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2808986 (or 2808974 counting only the distinct ones).
The product of its (nonzero) digits is 512, while the sum is 28.
The spelling of 121020111100288 in words is "one hundred twenty-one trillion, twenty billion, one hundred eleven million, one hundred thousand, two hundred eighty-eight".
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