Base | Representation |
---|---|
bin | 111000011100011001… |
… | …1001010011001101100 |
3 | 102120212110210121211101 |
4 | 1300320303022121230 |
5 | 3441220234122312 |
6 | 131403430132444 |
7 | 11520514113244 |
oct | 1607063123154 |
9 | 376773717741 |
10 | 121212020332 |
11 | 47451030a17 |
12 | 1b5a97b1124 |
13 | b579329b70 |
14 | 5c1c2c4b24 |
15 | 32465b7a57 |
hex | 1c38cca66c |
121212020332 has 48 divisors (see below), whose sum is σ = 240824328192. Its totient is φ = 52987429440.
The previous prime is 121212020291. The next prime is 121212020429. The reversal of 121212020332 is 233020212121.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 724168 + ... + 875695.
It is an arithmetic number, because the mean of its divisors is an integer number (5017173504).
Almost surely, 2121212020332 is an apocalyptic number.
It is an amenable number.
121212020332 is a deficient number, since it is larger than the sum of its proper divisors (119612307860).
121212020332 is a wasteful number, since it uses less digits than its factorization.
121212020332 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1599958 (or 1599956 counting only the distinct ones).
The product of its (nonzero) digits is 288, while the sum is 19.
Adding to 121212020332 its reverse (233020212121), we get a palindrome (354232232453).
The spelling of 121212020332 in words is "one hundred twenty-one billion, two hundred twelve million, twenty thousand, three hundred thirty-two".
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