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12004030 = 251200403
BaseRepresentation
bin101101110010…
…101010111110
3211120212102201
4231302222332
511033112110
61105142114
7204014113
oct55625276
924525381
1012004030
116859895
12402a93a
132643a9c
14184690a
1510c1b3a
hexb72abe

12004030 has 8 divisors (see below), whose sum is σ = 21607272. Its totient is φ = 4801608.

The previous prime is 12003997. The next prime is 12004033. The reversal of 12004030 is 3040021.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Harshad number since it is a multiple of its sum of digits (10), and also a Moran number because the ratio is a prime number: 1200403 = 12004030 / (1 + 2 + 0 + 0 + 4 + 0 + 3 + 0).

It is a junction number, because it is equal to n+sod(n) for n = 12003998 and 12004016.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12004033) 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, 600192 + ... + 600211.

It is an arithmetic number, because the mean of its divisors is an integer number (2700909).

Almost surely, 212004030 is an apocalyptic number.

12004030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12004030 is a deficient number, since it is larger than the sum of its proper divisors (9603242).

12004030 is a wasteful number, since it uses less digits than its factorization.

12004030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1200410.

The product of its (nonzero) digits is 24, while the sum is 10.

The square root of 12004030 is about 3464.6832467052. The cubic root of 12004030 is about 228.9684745222.

Adding to 12004030 its reverse (3040021), we get a palindrome (15044051).

The spelling of 12004030 in words is "twelve million, four thousand, thirty".

Divisors: 1 2 5 10 1200403 2400806 6002015 12004030