Search a number
-
+
30244832 = 25945151
BaseRepresentation
bin111001101011…
…1111111100000
32002220121002222
41303113333200
530220313312
63000130212
7515035232
oct163277740
962817088
1030244832
1116088432
12a166968
13635c567
144034252
1529c6672
hex1cd7fe0

30244832 has 12 divisors (see below), whose sum is σ = 59544576. Its totient is φ = 15122400.

The previous prime is 30244831. The next prime is 30244843. The reversal of 30244832 is 23844203.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30244831) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 472544 + ... + 472607.

It is an arithmetic number, because the mean of its divisors is an integer number (4962048).

Almost surely, 230244832 is an apocalyptic number.

30244832 is a gapful number since it is divisible by the number (32) formed by its first and last digit.

It is an amenable number.

30244832 is a deficient number, since it is larger than the sum of its proper divisors (29299744).

30244832 is an equidigital number, since it uses as much as digits as its factorization.

30244832 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 945161 (or 945153 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 26.

The square root of 30244832 is about 5499.5301617502. The cubic root of 30244832 is about 311.5662392296.

The spelling of 30244832 in words is "thirty million, two hundred forty-four thousand, eight hundred thirty-two".

Divisors: 1 2 4 8 16 32 945151 1890302 3780604 7561208 15122416 30244832