Search a number
-
+
30441214 = 215220607
BaseRepresentation
bin111010000011…
…1111011111110
32010021120111101
41310013323332
530243104324
63004243314
7516513616
oct164077376
963246441
1030441214
1116201a31
12a24053a
1363caa6b
144085a46
152a14944
hex1d07efe

30441214 has 4 divisors (see below), whose sum is σ = 45661824. Its totient is φ = 15220606.

The previous prime is 30441209. The next prime is 30441221. The reversal of 30441214 is 41214403.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 41214403 = 78752369.

It is a junction number, because it is equal to n+sod(n) for n = 30441191 and 30441200.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7610302 + ... + 7610305.

It is an arithmetic number, because the mean of its divisors is an integer number (11415456).

Almost surely, 230441214 is an apocalyptic number.

30441214 is a deficient number, since it is larger than the sum of its proper divisors (15220610).

30441214 is a wasteful number, since it uses less digits than its factorization.

30441214 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15220609.

The product of its (nonzero) digits is 384, while the sum is 19.

The square root of 30441214 is about 5517.3557072206. The cubic root of 30441214 is about 312.2391260706.

Adding to 30441214 its reverse (41214403), we get a palindrome (71655617).

The spelling of 30441214 in words is "thirty million, four hundred forty-one thousand, two hundred fourteen".

Divisors: 1 2 15220607 30441214