Base | Representation |
---|---|
bin | 111001101010… |
… | …0001011110100 |
3 | 2002212210201100 |
4 | 1303110023310 |
5 | 30214313421 |
6 | 2555530100 |
7 | 514641612 |
oct | 163241364 |
9 | 62783640 |
10 | 30229236 |
11 | 16077744 |
12 | a159930 |
13 | 635542b |
14 | 402c6b2 |
15 | 29c1c26 |
hex | 1cd42f4 |
30229236 has 36 divisors (see below), whose sum is σ = 76658400. Its totient is φ = 10044048.
The previous prime is 30229231. The next prime is 30229249. The reversal of 30229236 is 63292203.
It is a tau number, because it is divible by the number of its divisors (36).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (30229231) 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 11 ways as a sum of consecutive naturals, for example, 11755 + ... + 14093.
It is an arithmetic number, because the mean of its divisors is an integer number (2129400).
Almost surely, 230229236 is an apocalyptic number.
30229236 is a gapful number since it is divisible by the number (36) formed by its first and last digit.
It is an amenable number.
30229236 is an abundant number, since it is smaller than the sum of its proper divisors (46429164).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30229236 is a wasteful number, since it uses less digits than its factorization.
30229236 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2708 (or 2703 counting only the distinct ones).
The product of its (nonzero) digits is 3888, while the sum is 27.
The square root of 30229236 is about 5498.1120396005. The cubic root of 30229236 is about 311.5126761114.
The spelling of 30229236 in words is "thirty million, two hundred twenty-nine thousand, two hundred thirty-six".
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