Base | Representation |
---|---|
bin | 11001010101010… |
… | …01101011101000 |
3 | 112210212111022021 |
4 | 30222221223220 |
5 | 413400213433 |
6 | 33030434224 |
7 | 5160166003 |
oct | 1452515350 |
9 | 483774267 |
10 | 212507368 |
11 | a9a55a27 |
12 | 5b202974 |
13 | 35046208 |
14 | 2031a53a |
15 | 139ca22d |
hex | caa9ae8 |
212507368 has 16 divisors (see below), whose sum is σ = 400680000. Its totient is φ = 105659376.
The previous prime is 212507353. The next prime is 212507371. The reversal of 212507368 is 863705212.
It is a happy number.
212507368 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
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, 72768 + ... + 75631.
It is an arithmetic number, because the mean of its divisors is an integer number (25042500).
Almost surely, 2212507368 is an apocalyptic number.
It is an amenable number.
212507368 is a deficient number, since it is larger than the sum of its proper divisors (188172632).
212507368 is a wasteful number, since it uses less digits than its factorization.
212507368 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 148584 (or 148580 counting only the distinct ones).
The product of its (nonzero) digits is 20160, while the sum is 34.
The square root of 212507368 is about 14577.6324552377. The cubic root of 212507368 is about 596.7484928127.
The spelling of 212507368 in words is "two hundred twelve million, five hundred seven thousand, three hundred sixty-eight".
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