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12951283 is a prime number
BaseRepresentation
bin110001011001…
…111011110011
3220100222211011
4301121323303
511303420113
61141331351
7215040562
oct61317363
926328734
1012951283
117346544
124406b57
1328b5ca7
141a11bd9
15120c63d
hexc59ef3

12951283 has 2 divisors, whose sum is σ = 12951284. Its totient is φ = 12951282.

The previous prime is 12951259. The next prime is 12951287. The reversal of 12951283 is 38215921.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 12951283 - 25 = 12951251 is a prime.

It is not a weakly prime, because it can be changed into another prime (12951287) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6475641 + 6475642.

It is an arithmetic number, because the mean of its divisors is an integer number (6475642).

Almost surely, 212951283 is an apocalyptic number.

12951283 is a deficient number, since it is larger than the sum of its proper divisors (1).

12951283 is an equidigital number, since it uses as much as digits as its factorization.

12951283 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4320, while the sum is 31.

The square root of 12951283 is about 3598.7891019064. The cubic root of 12951283 is about 234.8393832306.

The spelling of 12951283 in words is "twelve million, nine hundred fifty-one thousand, two hundred eighty-three".