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12100324 = 225357077
BaseRepresentation
bin101110001010…
…001011100100
3211202202112011
4232022023210
511044202244
61111204004
7204564625
oct56121344
924682464
1012100324
116915175
124076604
132678872
14186da4c
1510e0434
hexb8a2e4

12100324 has 12 divisors (see below), whose sum is σ = 21575484. Its totient is φ = 5935904.

The previous prime is 12100307. The next prime is 12100327. The reversal of 12100324 is 42300121.

Adding to 12100324 its reverse (42300121), we get a palindrome (54400445).

It can be divided in two parts, 12100 and 324, that multiplied together give a square (3920400 = 19802).

It can be written as a sum of positive squares in 2 ways, for example, as 5760000 + 6340324 = 2400^2 + 2518^2 .

It is not an unprimeable number, because it can be changed into a prime (12100327) 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 3 ways as a sum of consecutive naturals, for example, 28327 + ... + 28750.

It is an arithmetic number, because the mean of its divisors is an integer number (1797957).

Almost surely, 212100324 is an apocalyptic number.

It is an amenable number.

12100324 is a deficient number, since it is larger than the sum of its proper divisors (9475160).

12100324 is a wasteful number, since it uses less digits than its factorization.

12100324 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57134 (or 57132 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 13.

The square root of 12100324 is about 3478.5519975990. The cubic root of 12100324 is about 229.5790915657.

The spelling of 12100324 in words is "twelve million, one hundred thousand, three hundred twenty-four".