Base | Representation |
---|---|
bin | 1110011011100… |
… | …10000101001000 |
3 | 22102210011012102 |
4 | 13031302011020 |
5 | 221442203022 |
6 | 20002332532 |
7 | 2666636456 |
oct | 715620510 |
9 | 272704172 |
10 | 121053512 |
11 | 62371328 |
12 | 3465a148 |
13 | 1c1055c8 |
14 | 121119d6 |
15 | a962a92 |
hex | 7372148 |
121053512 has 16 divisors (see below), whose sum is σ = 234297600. Its totient is φ = 58574160.
The previous prime is 121053473. The next prime is 121053521. The reversal of 121053512 is 215350121.
It is a happy number.
It is a super-3 number, since 3×1210535123 (a number of 25 digits) contains 333 as substring.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 243812 + ... + 244307.
It is an arithmetic number, because the mean of its divisors is an integer number (14643600).
Almost surely, 2121053512 is an apocalyptic number.
It is an amenable number.
121053512 is a deficient number, since it is larger than the sum of its proper divisors (113244088).
121053512 is a wasteful number, since it uses less digits than its factorization.
121053512 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 488156 (or 488152 counting only the distinct ones).
The product of its (nonzero) digits is 300, while the sum is 20.
The square root of 121053512 is about 11002.4320947689. The cubic root of 121053512 is about 494.6816468107.
The spelling of 121053512 in words is "one hundred twenty-one million, fifty-three thousand, five hundred twelve".
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