Base | Representation |
---|---|
bin | 11001010010001… |
… | …11101110100100 |
3 | 112210010002221021 |
4 | 30221013232210 |
5 | 413244344043 |
6 | 33014100524 |
7 | 5153605162 |
oct | 1451075644 |
9 | 483102837 |
10 | 212106148 |
11 | a9801541 |
12 | 5b04a744 |
13 | 34c356c7 |
14 | 20254232 |
15 | 1394b3ed |
hex | ca47ba4 |
212106148 has 6 divisors (see below), whose sum is σ = 371185766. Its totient is φ = 106053072.
The previous prime is 212106133. The next prime is 212106151. The reversal of 212106148 is 841601212.
212106148 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in only one way, i.e., 111344704 + 100761444 = 10552^2 + 10038^2 .
It is an unprimeable number.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26513265 + ... + 26513272.
Almost surely, 2212106148 is an apocalyptic number.
It is an amenable number.
212106148 is a deficient number, since it is larger than the sum of its proper divisors (159079618).
212106148 is a wasteful number, since it uses less digits than its factorization.
212106148 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 53026541 (or 53026539 counting only the distinct ones).
The product of its (nonzero) digits is 768, while the sum is 25.
The square root of 212106148 is about 14563.8644596824. The cubic root of 212106148 is about 596.3726967909.
The spelling of 212106148 in words is "two hundred twelve million, one hundred six thousand, one hundred forty-eight".
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