Base | Representation |
---|---|
bin | 111001100000… |
… | …1011010011101 |
3 | 2002201220020200 |
4 | 1303001122131 |
5 | 30204333344 |
6 | 2554134113 |
7 | 514201503 |
oct | 163013235 |
9 | 62656220 |
10 | 30152349 |
11 | 160249a7 |
12 | a121339 |
13 | 6329436 |
14 | 400c673 |
15 | 29a9069 |
hex | 1cc169d |
30152349 has 6 divisors (see below), whose sum is σ = 43553406. Its totient is φ = 20101560.
The previous prime is 30152347. The next prime is 30152359. The reversal of 30152349 is 94325103.
It can be written as a sum of positive squares in only one way, i.e., 28164249 + 1988100 = 5307^2 + 1410^2 .
It is not a de Polignac number, because 30152349 - 21 = 30152347 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (30152347) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1675122 + ... + 1675139.
It is an arithmetic number, because the mean of its divisors is an integer number (7258901).
Almost surely, 230152349 is an apocalyptic number.
It is an amenable number.
30152349 is a deficient number, since it is larger than the sum of its proper divisors (13401057).
30152349 is a wasteful number, since it uses less digits than its factorization.
30152349 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3350267 (or 3350264 counting only the distinct ones).
The product of its (nonzero) digits is 3240, while the sum is 27.
The square root of 30152349 is about 5491.1154604506. The cubic root of 30152349 is about 311.2483446953.
It can be divided in two parts, 301 and 52349, that added together give a triangular number (52650 = T324).
The spelling of 30152349 in words is "thirty million, one hundred fifty-two thousand, three hundred forty-nine".
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