Base | Representation |
---|---|
bin | 111000010110011100… |
… | …0100110111011110100 |
3 | 102120100112122200221201 |
4 | 1300230320212323310 |
5 | 3440313100340312 |
6 | 131331525422244 |
7 | 11512536026314 |
oct | 1605470467364 |
9 | 376315580851 |
10 | 121012121332 |
11 | 47359207933 |
12 | 1b55286a984 |
13 | b546aa982b |
14 | 5bdd92b444 |
15 | 3233c7d557 |
hex | 1c2ce26ef4 |
121012121332 has 24 divisors (see below), whose sum is σ = 213837331400. Its totient is φ = 59916381696.
The previous prime is 121012121311. The next prime is 121012121401. The reversal of 121012121332 is 233121210121.
It can be written as a sum of positive squares in 4 ways, for example, as 23615698276 + 97396423056 = 153674^2 + 312084^2 .
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 685144 + ... + 843472.
Almost surely, 2121012121332 is an apocalyptic number.
It is an amenable number.
121012121332 is a deficient number, since it is larger than the sum of its proper divisors (92825210068).
121012121332 is a wasteful number, since it uses less digits than its factorization.
121012121332 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 160195 (or 160193 counting only the distinct ones).
The product of its (nonzero) digits is 144, while the sum is 19.
Adding to 121012121332 its reverse (233121210121), we get a palindrome (354133331453).
The spelling of 121012121332 in words is "one hundred twenty-one billion, twelve million, one hundred twenty-one thousand, three hundred thirty-two".
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