Base | Representation |
---|---|
bin | 111010001011… |
… | …0001101111010 |
3 | 2010101112201202 |
4 | 1310112031322 |
5 | 30301442311 |
6 | 3005414202 |
7 | 520146266 |
oct | 164261572 |
9 | 63345652 |
10 | 30499706 |
11 | 16241976 |
12 | a26a362 |
13 | 641b583 |
14 | 409d0a6 |
15 | 2a26e3b |
hex | 1d1637a |
30499706 has 12 divisors (see below), whose sum is σ = 47384142. Its totient is φ = 14723184.
The previous prime is 30499699. The next prime is 30499709. The reversal of 30499706 is 60799403.
It can be written as a sum of positive squares in 3 ways, for example, as 25593481 + 4906225 = 5059^2 + 2215^2 .
It is a self number, because there is not a number n which added to its sum of digits gives 30499706.
It is not an unprimeable number, because it can be changed into a prime (30499709) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 7385 + ... + 10748.
Almost surely, 230499706 is an apocalyptic number.
30499706 is a deficient number, since it is larger than the sum of its proper divisors (16884436).
30499706 is a wasteful number, since it uses less digits than its factorization.
30499706 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 18193 (or 18164 counting only the distinct ones).
The product of its (nonzero) digits is 40824, while the sum is 38.
The square root of 30499706 is about 5522.6538910201. The cubic root of 30499706 is about 312.4389845675.
The spelling of 30499706 in words is "thirty million, four hundred ninety-nine thousand, seven hundred six".
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