Search a number
-
+
12970382 = 218113581
BaseRepresentation
bin110001011110…
…100110001110
3220101222000112
4301132212032
511310023012
61142000022
7215150345
oct61364616
926358015
1012970382
117359927
124416012
1328c18a9
141a18b5c
151213122
hexc5e98e

12970382 has 8 divisors (see below), whose sum is σ = 19471752. Its totient is φ = 6479800.

The previous prime is 12970361. The next prime is 12970403. The reversal of 12970382 is 28307921.

It is an interprime number because it is at equal distance from previous prime (12970361) and next prime (12970403).

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, 1832 + ... + 5412.

It is an arithmetic number, because the mean of its divisors is an integer number (2433969).

Almost surely, 212970382 is an apocalyptic number.

12970382 is a deficient number, since it is larger than the sum of its proper divisors (6501370).

12970382 is a wasteful number, since it uses less digits than its factorization.

12970382 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5394.

The product of its (nonzero) digits is 6048, while the sum is 32.

The square root of 12970382 is about 3601.4416557818. The cubic root of 12970382 is about 234.9547641917.

The spelling of 12970382 in words is "twelve million, nine hundred seventy thousand, three hundred eighty-two".

Divisors: 1 2 1811 3581 3622 7162 6485191 12970382