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30424330 = 253198143
BaseRepresentation
bin111010000001…
…1110100001010
32010020201100001
41310003310022
530242034310
63004033214
7516413446
oct164036412
963221301
1030424330
11161a0282
12a23280a
1363c3181
14407d826
152a0e93a
hex1d03d0a

30424330 has 16 divisors (see below), whose sum is σ = 56530944. Its totient is φ = 11777040.

The previous prime is 30424321. The next prime is 30424333. The reversal of 30424330 is 3342403.

It is a junction number, because it is equal to n+sod(n) for n = 30424298 and 30424307.

It is not an unprimeable number, because it can be changed into a prime (30424333) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 48762 + ... + 49381.

It is an arithmetic number, because the mean of its divisors is an integer number (3533184).

Almost surely, 230424330 is an apocalyptic number.

30424330 is a deficient number, since it is larger than the sum of its proper divisors (26106614).

30424330 is a wasteful number, since it uses less digits than its factorization.

30424330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 98181.

The product of its (nonzero) digits is 864, while the sum is 19.

The square root of 30424330 is about 5515.8254142059. The cubic root of 30424330 is about 312.1813883342.

Adding to 30424330 its reverse (3342403), we get a palindrome (33766733).

The spelling of 30424330 in words is "thirty million, four hundred twenty-four thousand, three hundred thirty".

Divisors: 1 2 5 10 31 62 155 310 98143 196286 490715 981430 3042433 6084866 15212165 30424330