Search a number
-
+
30604441 = 74372063
BaseRepresentation
bin111010010111…
…1110010011001
32010120212101211
41310233302121
530313320231
63011543121
7521063530
oct164576231
963525354
1030604441
111630362a
12a2baaa1
13645714a
1440c9317
152a47eb1
hex1d2fc99

30604441 has 4 divisors (see below), whose sum is σ = 34976512. Its totient is φ = 26232372.

The previous prime is 30604429. The next prime is 30604477. The reversal of 30604441 is 14440603.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 30604441 - 211 = 30602393 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (30604411) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2186025 + ... + 2186038.

It is an arithmetic number, because the mean of its divisors is an integer number (8744128).

Almost surely, 230604441 is an apocalyptic number.

It is an amenable number.

30604441 is a deficient number, since it is larger than the sum of its proper divisors (4372071).

30604441 is an equidigital number, since it uses as much as digits as its factorization.

30604441 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4372070.

The product of its (nonzero) digits is 1152, while the sum is 22.

The square root of 30604441 is about 5532.1280715472. The cubic root of 30604441 is about 312.7962110867.

The spelling of 30604441 in words is "thirty million, six hundred four thousand, four hundred forty-one".

Divisors: 1 7 4372063 30604441