Base | Representation |
---|---|
bin | 111001100100… |
… | …1001101110100 |
3 | 2002210112002100 |
4 | 1303021031310 |
5 | 30211344213 |
6 | 2554542100 |
7 | 514363620 |
oct | 163111564 |
9 | 62715070 |
10 | 30184308 |
11 | 16046a10 |
12 | a137930 |
13 | 633ab4b |
14 | 401a180 |
15 | 29b3773 |
hex | 1cc9374 |
30184308 has 72 divisors (see below), whose sum is σ = 95135040. Its totient is φ = 7839360.
The previous prime is 30184291. The next prime is 30184309. The reversal of 30184308 is 80348103.
It is a super-2 number, since 2×301843082 = 1822184898877728, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (30184309) 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 23 ways as a sum of consecutive naturals, for example, 2673 + ... + 8216.
It is an arithmetic number, because the mean of its divisors is an integer number (1321320).
Almost surely, 230184308 is an apocalyptic number.
It is an amenable number.
30184308 is an abundant number, since it is smaller than the sum of its proper divisors (64950732).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30184308 is a wasteful number, since it uses less digits than its factorization.
30184308 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 10917 (or 10912 counting only the distinct ones).
The product of its (nonzero) digits is 2304, while the sum is 27.
The square root of 30184308 is about 5494.0247542216. The cubic root of 30184308 is about 311.3582717142.
The spelling of 30184308 in words is "thirty million, one hundred eighty-four thousand, three hundred eight".
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