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12970363 = 71852909
BaseRepresentation
bin110001011110…
…100101111011
3220101221222211
4301132211323
511310022423
61141555551
7215150320
oct61364573
926357884
1012970363
11735990a
124415bb7
1328c1893
141a18b47
15121310d
hexc5e97b

12970363 has 4 divisors (see below), whose sum is σ = 14823280. Its totient is φ = 11117448.

The previous prime is 12970361. The next prime is 12970403. The reversal of 12970363 is 36307921.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 12970363 - 21 = 12970361 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12970361) 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, 926448 + ... + 926461.

It is an arithmetic number, because the mean of its divisors is an integer number (3705820).

Almost surely, 212970363 is an apocalyptic number.

12970363 is a deficient number, since it is larger than the sum of its proper divisors (1852917).

12970363 is an equidigital number, since it uses as much as digits as its factorization.

12970363 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1852916.

The product of its (nonzero) digits is 6804, while the sum is 31.

The square root of 12970363 is about 3601.4390179482. The cubic root of 12970363 is about 234.9546494652.

The spelling of 12970363 in words is "twelve million, nine hundred seventy thousand, three hundred sixty-three".

Divisors: 1 7 1852909 12970363