Base | Representation |
---|---|
bin | 111010000111… |
… | …1011101101110 |
3 | 2010100010210022 |
4 | 1310033131232 |
5 | 30300101141 |
6 | 3005042142 |
7 | 520002533 |
oct | 164173556 |
9 | 63303708 |
10 | 30472046 |
11 | 16223110 |
12 | a256352 |
13 | 640bac7 |
14 | 4092d8a |
15 | 2a1db4b |
hex | 1d0f76e |
30472046 has 8 divisors (see below), whose sum is σ = 49863384. Its totient is φ = 13850920.
The previous prime is 30472031. The next prime is 30472063. The reversal of 30472046 is 64027403.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a super-2 number, since 2×304720462 = 1857091174852232, which contains 22 as substring.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 692525 + ... + 692568.
It is an arithmetic number, because the mean of its divisors is an integer number (6232923).
Almost surely, 230472046 is an apocalyptic number.
30472046 is a deficient number, since it is larger than the sum of its proper divisors (19391338).
30472046 is a wasteful number, since it uses less digits than its factorization.
30472046 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1385106.
The product of its (nonzero) digits is 4032, while the sum is 26.
The square root of 30472046 is about 5520.1490921894. The cubic root of 30472046 is about 312.3445063223.
Adding to 30472046 its reverse (64027403), we get a palindrome (94499449).
The spelling of 30472046 in words is "thirty million, four hundred seventy-two thousand, forty-six".
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