Base | Representation |
---|---|
bin | 111001101000… |
… | …1001010011110 |
3 | 2002212011202001 |
4 | 1303101022132 |
5 | 30213414422 |
6 | 2555352514 |
7 | 514560544 |
oct | 163211236 |
9 | 62764661 |
10 | 30216862 |
11 | 16069415 |
12 | a15273a |
13 | 634c900 |
14 | 4027d94 |
15 | 29bd227 |
hex | 1cd129e |
30216862 has 12 divisors (see below), whose sum is σ = 49080600. Its totient is φ = 13946088.
The previous prime is 30216839. The next prime is 30216863. The reversal of 30216862 is 26861203.
It is a self number, because there is not a number n which added to its sum of digits gives 30216862.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (30216863) 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, 44362 + ... + 45037.
It is an arithmetic number, because the mean of its divisors is an integer number (4090050).
Almost surely, 230216862 is an apocalyptic number.
30216862 is a deficient number, since it is larger than the sum of its proper divisors (18863738).
30216862 is a wasteful number, since it uses less digits than its factorization.
30216862 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 89427 (or 89414 counting only the distinct ones).
The product of its (nonzero) digits is 3456, while the sum is 28.
The square root of 30216862 is about 5496.9866290541. The cubic root of 30216862 is about 311.4701655660.
The spelling of 30216862 in words is "thirty million, two hundred sixteen thousand, eight hundred sixty-two".
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