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12953038 = 27925217
BaseRepresentation
bin110001011010…
…010111001110
3220101002020011
4301122113032
511303444123
61141343434
7215045650
oct61322716
926332204
1012953038
11734789a
124407b7a
1328b6a27
141a126d0
15120ce0d
hexc5a5ce

12953038 has 8 divisors (see below), whose sum is σ = 22205232. Its totient is φ = 5551296.

The previous prime is 12952999. The next prime is 12953051. The reversal of 12953038 is 83035921.

It is a happy number.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 462595 + ... + 462622.

It is an arithmetic number, because the mean of its divisors is an integer number (2775654).

Almost surely, 212953038 is an apocalyptic number.

12953038 is a deficient number, since it is larger than the sum of its proper divisors (9252194).

12953038 is an equidigital number, since it uses as much as digits as its factorization.

12953038 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 925226.

The product of its (nonzero) digits is 6480, while the sum is 31.

The square root of 12953038 is about 3599.0329256621. The cubic root of 12953038 is about 234.8499902750.

Adding to 12953038 its reverse (83035921), we get a palindrome (95988959).

The spelling of 12953038 in words is "twelve million, nine hundred fifty-three thousand, thirty-eight".

Divisors: 1 2 7 14 925217 1850434 6476519 12953038