Base | Representation |
---|---|
bin | 111010001001… |
… | …1011001110110 |
3 | 2010100221220221 |
4 | 1310103121312 |
5 | 30301110212 |
6 | 3005244554 |
7 | 520100554 |
oct | 164233166 |
9 | 63327827 |
10 | 30488182 |
11 | 1623424a |
12 | a26375a |
13 | 641625a |
14 | 4098bd4 |
15 | 2a23807 |
hex | 1d13676 |
30488182 has 8 divisors (see below), whose sum is σ = 45790056. Its totient is φ = 15224832.
The previous prime is 30488173. The next prime is 30488189. The reversal of 30488182 is 28188403.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a super-4 number, since 4×304881824 (a number of 31 digits) contains 4444 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (30488189) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7563 + ... + 10870.
It is an arithmetic number, because the mean of its divisors is an integer number (5723757).
Almost surely, 230488182 is an apocalyptic number.
30488182 is a deficient number, since it is larger than the sum of its proper divisors (15301874).
30488182 is a wasteful number, since it uses less digits than its factorization.
30488182 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 19262.
The product of its (nonzero) digits is 12288, while the sum is 34.
The square root of 30488182 is about 5521.6104534818. The cubic root of 30488182 is about 312.3996289922.
The spelling of 30488182 in words is "thirty million, four hundred eighty-eight thousand, one hundred eighty-two".
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