Base | Representation |
---|---|
bin | 11000011110110… |
… | …00101111001000 |
3 | 112022102101001121 |
4 | 30033120233020 |
5 | 410033010242 |
6 | 32213325024 |
7 | 5042350261 |
oct | 1417305710 |
9 | 468371047 |
10 | 205360072 |
11 | a5a14075 |
12 | 58936774 |
13 | 33712c48 |
14 | 1d3b9968 |
15 | 13067667 |
hex | c3d8bc8 |
205360072 has 8 divisors (see below), whose sum is σ = 385050150. Its totient is φ = 102680032.
The previous prime is 205360039. The next prime is 205360073. The reversal of 205360072 is 270063502.
205360072 is digitally balanced in base 2, because in such base 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., 134699236 + 70660836 = 11606^2 + 8406^2 .
It is a tau number, because it is divible by the number of its divisors (8).
It is not an unprimeable number, because it can be changed into a prime (205360073) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12834997 + ... + 12835012.
Almost surely, 2205360072 is an apocalyptic number.
It is an amenable number.
205360072 is a deficient number, since it is larger than the sum of its proper divisors (179690078).
205360072 is a wasteful number, since it uses less digits than its factorization.
205360072 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 25670015 (or 25670011 counting only the distinct ones).
The product of its (nonzero) digits is 2520, while the sum is 25.
The square root of 205360072 is about 14330.3898062823. The cubic root of 205360072 is about 589.9818743833.
The spelling of 205360072 in words is "two hundred five million, three hundred sixty thousand, seventy-two".
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