Base | Representation |
---|---|
bin | 111010000110… |
… | …0001000110110 |
3 | 2010022110002201 |
4 | 1310030020312 |
5 | 30244132142 |
6 | 3004455114 |
7 | 516615031 |
oct | 164141066 |
9 | 63273081 |
10 | 30458422 |
11 | 16213955 |
12 | a24a49a |
13 | 6405847 |
14 | 408c018 |
15 | 2a19ab7 |
hex | 1d0c236 |
30458422 has 8 divisors (see below), whose sum is σ = 45743400. Its totient is φ = 15210624.
The previous prime is 30458419. The next prime is 30458423. The reversal of 30458422 is 22485403.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (30458423) 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 3 ways as a sum of consecutive naturals, for example, 7147 + ... + 10582.
It is an arithmetic number, because the mean of its divisors is an integer number (5717925).
Almost surely, 230458422 is an apocalyptic number.
30458422 is a deficient number, since it is larger than the sum of its proper divisors (15284978).
30458422 is a wasteful number, since it uses less digits than its factorization.
30458422 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 18590.
The product of its (nonzero) digits is 7680, while the sum is 28.
The square root of 30458422 is about 5518.9149295853. The cubic root of 30458422 is about 312.2979498171.
The spelling of 30458422 in words is "thirty million, four hundred fifty-eight thousand, four hundred twenty-two".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.073 sec. • engine limits •