Base | Representation |
---|---|
bin | 111001101110… |
… | …0001110001010 |
3 | 2002221110212112 |
4 | 1303130032022 |
5 | 30221342104 |
6 | 3000342322 |
7 | 515136566 |
oct | 163341612 |
9 | 62843775 |
10 | 30262154 |
11 | 1609a44a |
12 | a1749a2 |
13 | 6367400 |
14 | 403a6a6 |
15 | 29cb86e |
hex | 1cdc38a |
30262154 has 12 divisors (see below), whose sum is σ = 49154166. Its totient is φ = 13966992.
The previous prime is 30262097. The next prime is 30262163. The reversal of 30262154 is 45126203.
It can be written as a sum of positive squares in 3 ways, for example, as 23785129 + 6477025 = 4877^2 + 2545^2 .
It is an unprimeable number.
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, 44429 + ... + 45104.
Almost surely, 230262154 is an apocalyptic number.
30262154 is a deficient number, since it is larger than the sum of its proper divisors (18892012).
30262154 is a wasteful number, since it uses less digits than its factorization.
30262154 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 89561 (or 89548 counting only the distinct ones).
The product of its (nonzero) digits is 1440, while the sum is 23.
The square root of 30262154 is about 5501.1047981292. The cubic root of 30262154 is about 311.6257085675.
Adding to 30262154 its reverse (45126203), we get a palindrome (75388357).
The spelling of 30262154 in words is "thirty million, two hundred sixty-two thousand, one hundred fifty-four".
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