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30229 = 193743
BaseRepresentation
bin111011000010101
31112110121
413120111
51431404
6351541
7154063
oct73025
945417
1030229
1120791
12155b1
13109b4
14b033
158e54
hex7615

30229 has 8 divisors (see below), whose sum is σ = 33440. Its totient is φ = 27216.

The previous prime is 30223. The next prime is 30241. The reversal of 30229 is 92203.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 30229 - 25 = 30197 is a prime.

30229 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30223) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 682 + ... + 724.

It is an arithmetic number, because the mean of its divisors is an integer number (4180).

230229 is an apocalyptic number.

It is an amenable number.

30229 is a deficient number, since it is larger than the sum of its proper divisors (3211).

30229 is a wasteful number, since it uses less digits than its factorization.

30229 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 99.

The product of its (nonzero) digits is 108, while the sum is 16.

The square root of 30229 is about 173.8648900727. The cubic root of 30229 is about 31.1511865448.

The spelling of 30229 in words is "thirty thousand, two hundred twenty-nine".

Divisors: 1 19 37 43 703 817 1591 30229