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12948383 = 712491481
BaseRepresentation
bin110001011001…
…001110011111
3220100211211202
4301121032133
511303322013
61141310115
7215026250
oct61311637
926324752
1012948383
117344348
12440533b
1328b4886
141a10b27
15120b858
hexc5939f

12948383 has 8 divisors (see below), whose sum is σ = 14820000. Its totient is φ = 11082240.

The previous prime is 12948371. The next prime is 12948427. The reversal of 12948383 is 38384921.

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

It is a cyclic number.

It is not a de Polignac number, because 12948383 - 26 = 12948319 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12948283) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8003 + ... + 9483.

It is an arithmetic number, because the mean of its divisors is an integer number (1852500).

Almost surely, 212948383 is an apocalyptic number.

12948383 is a deficient number, since it is larger than the sum of its proper divisors (1871617).

12948383 is a wasteful number, since it uses less digits than its factorization.

12948383 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2737.

The product of its digits is 41472, while the sum is 38.

The square root of 12948383 is about 3598.3861660472. The cubic root of 12948383 is about 234.8218538206.

It can be divided in two parts, 12948 and 383, that added together give a palindrome (13331).

The spelling of 12948383 in words is "twelve million, nine hundred forty-eight thousand, three hundred eighty-three".

Divisors: 1 7 1249 1481 8743 10367 1849769 12948383