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30100244 = 227525061
BaseRepresentation
bin111001011010…
…0101100010100
32002122020202212
41302310230110
530201201434
62553052552
7513563546
oct162645424
962566685
1030100244
1115a99839
12a0b7158
13630b7c5
143dd7696
1529988ce
hex1cb4b14

30100244 has 6 divisors (see below), whose sum is σ = 52675434. Its totient is φ = 15050120.

The previous prime is 30100229. The next prime is 30100249. The reversal of 30100244 is 44200103.

It can be written as a sum of positive squares in only one way, i.e., 15507844 + 14592400 = 3938^2 + 3820^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30100249) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3762527 + ... + 3762534.

It is an arithmetic number, because the mean of its divisors is an integer number (8779239).

Almost surely, 230100244 is an apocalyptic number.

It is an amenable number.

30100244 is a deficient number, since it is larger than the sum of its proper divisors (22575190).

30100244 is a wasteful number, since it uses less digits than its factorization.

30100244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7525065 (or 7525063 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 14.

The square root of 30100244 is about 5486.3689267128. The cubic root of 30100244 is about 311.0689562876.

Adding to 30100244 its reverse (44200103), we get a palindrome (74300347).

The spelling of 30100244 in words is "thirty million, one hundred thousand, two hundred forty-four".

Divisors: 1 2 4 7525061 15050122 30100244