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30030230 = 258397373
BaseRepresentation
bin111001010001…
…1100110010110
32002111200201202
41302203212112
530141431410
62551352502
7513152456
oct162434626
962450652
1030030230
1115a5117a
12a082732
1362b5989
143db9d66
152982ca5
hex1ca3996

30030230 has 32 divisors (see below), whose sum is σ = 55417824. Its totient is φ = 11713536.

The previous prime is 30030181. The next prime is 30030269. The reversal of 30030230 is 3203003.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 80324 + ... + 80696.

It is an arithmetic number, because the mean of its divisors is an integer number (1731807).

Almost surely, 230030230 is an apocalyptic number.

30030230 is a deficient number, since it is larger than the sum of its proper divisors (25387594).

30030230 is a wasteful number, since it uses less digits than its factorization.

30030230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 560.

The product of its (nonzero) digits is 54, while the sum is 11.

The square root of 30030230 is about 5479.9844890291. The cubic root of 30030230 is about 310.8275840462.

Adding to 30030230 its reverse (3203003), we get a palindrome (33233233).

The spelling of 30030230 in words is "thirty million, thirty thousand, two hundred thirty".

Divisors: 1 2 5 10 83 97 166 194 373 415 485 746 830 970 1865 3730 8051 16102 30959 36181 40255 61918 72362 80510 154795 180905 309590 361810 3003023 6006046 15015115 30030230