Base | Representation |
---|---|
bin | 111000100000000000… |
… | …1011101111110000100 |
3 | 102121011220211202012002 |
4 | 1301000001131332010 |
5 | 3441442300223022 |
6 | 131423435444432 |
7 | 11523515163656 |
oct | 1610001357604 |
9 | 377156752162 |
10 | 121333211012 |
11 | 47503486302 |
12 | 1b6222b6718 |
13 | b59847ca20 |
14 | 5c304306d6 |
15 | 3252056092 |
hex | 1c4005df84 |
121333211012 has 48 divisors (see below), whose sum is σ = 238278544560. Its totient is φ = 53674156032.
The previous prime is 121333211003. The next prime is 121333211017. The reversal of 121333211012 is 210112333121.
It is a happy number.
It can be written as a sum of positive squares in 8 ways, for example, as 6687314176 + 114645896836 = 81776^2 + 338594^2 .
It is not an unprimeable number, because it can be changed into a prime (121333211017) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 87053 + ... + 500244.
It is an arithmetic number, because the mean of its divisors is an integer number (4964136345).
Almost surely, 2121333211012 is an apocalyptic number.
It is an amenable number.
121333211012 is a deficient number, since it is larger than the sum of its proper divisors (116945333548).
121333211012 is a wasteful number, since it uses less digits than its factorization.
121333211012 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 587480 (or 587478 counting only the distinct ones).
The product of its (nonzero) digits is 216, while the sum is 20.
Adding to 121333211012 its reverse (210112333121), we get a palindrome (331445544133).
The spelling of 121333211012 in words is "one hundred twenty-one billion, three hundred thirty-three million, two hundred eleven thousand, twelve".
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