Base | Representation |
---|---|
bin | 111010010011… |
… | …0011010100111 |
3 | 2010111220202010 |
4 | 1310212122213 |
5 | 30311103210 |
6 | 3011045303 |
7 | 520543602 |
oct | 164463247 |
9 | 63456663 |
10 | 30566055 |
11 | 16287803 |
12 | a2a0833 |
13 | 6442830 |
14 | 40b9339 |
15 | 2a3b920 |
hex | 1d266a7 |
30566055 has 16 divisors (see below), whose sum is σ = 52668000. Its totient is φ = 15047808.
The previous prime is 30566047. The next prime is 30566069. The reversal of 30566055 is 55066503.
It is not a de Polignac number, because 30566055 - 23 = 30566047 is a prime.
It is a congruent number.
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, 78180 + ... + 78569.
It is an arithmetic number, because the mean of its divisors is an integer number (3291750).
Almost surely, 230566055 is an apocalyptic number.
30566055 is a deficient number, since it is larger than the sum of its proper divisors (22101945).
30566055 is a wasteful number, since it uses less digits than its factorization.
30566055 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 156770.
The product of its (nonzero) digits is 13500, while the sum is 30.
The square root of 30566055 is about 5528.6576128388. The cubic root of 30566055 is about 312.6653801959.
The spelling of 30566055 in words is "thirty million, five hundred sixty-six thousand, fifty-five".
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