Search a number
-
+
30413230 = 254764709
BaseRepresentation
bin111010000000…
…1000110101110
32010020011002221
41310001012232
530241210410
63003505554
7516336211
oct164010656
963204087
1030413230
1116192a01
12a2282ba
1363bb0c3
144079778
152a0b4da
hex1d011ae

30413230 has 16 divisors (see below), whose sum is σ = 55909440. Its totient is φ = 11906272.

The previous prime is 30413213. The next prime is 30413231. The reversal of 30413230 is 3231403.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30413231) 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, 31885 + ... + 32824.

It is an arithmetic number, because the mean of its divisors is an integer number (3494340).

Almost surely, 230413230 is an apocalyptic number.

30413230 is a deficient number, since it is larger than the sum of its proper divisors (25496210).

30413230 is a wasteful number, since it uses less digits than its factorization.

30413230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 64763.

The product of its (nonzero) digits is 216, while the sum is 16.

The square root of 30413230 is about 5514.8191266804. The cubic root of 30413230 is about 312.1434183399.

Adding to 30413230 its reverse (3231403), we get a palindrome (33644633).

The spelling of 30413230 in words is "thirty million, four hundred thirteen thousand, two hundred thirty".

Divisors: 1 2 5 10 47 94 235 470 64709 129418 323545 647090 3041323 6082646 15206615 30413230