Base | Representation |
---|---|
bin | 111001010000… |
… | …1110000100110 |
3 | 2002111022101122 |
4 | 1302201300212 |
5 | 30141211234 |
6 | 2551253542 |
7 | 513121502 |
oct | 162416046 |
9 | 62438348 |
10 | 30022694 |
11 | 15a46549 |
12 | a07a2b2 |
13 | 62b2410 |
14 | 3db7302 |
15 | 298092e |
hex | 1ca1c26 |
30022694 has 24 divisors (see below), whose sum is σ = 50323392. Its totient is φ = 13340160.
The previous prime is 30022691. The next prime is 30022703. The reversal of 30022694 is 49622003.
It is a Harshad number since it is a multiple of its sum of digits (26).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (30022691) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 155462 + ... + 155654.
It is an arithmetic number, because the mean of its divisors is an integer number (2096808).
Almost surely, 230022694 is an apocalyptic number.
30022694 is a deficient number, since it is larger than the sum of its proper divisors (20300698).
30022694 is a wasteful number, since it uses less digits than its factorization.
30022694 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 432 (or 239 counting only the distinct ones).
The product of its (nonzero) digits is 2592, while the sum is 26.
The square root of 30022694 is about 5479.2968526993. The cubic root of 30022694 is about 310.8015814410.
Adding to 30022694 its reverse (49622003), we get a palindrome (79644697).
The spelling of 30022694 in words is "thirty million, twenty-two thousand, six hundred ninety-four".
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