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13129214 = 27937801
BaseRepresentation
bin110010000101…
…010111111110
3220201000220012
4302011113332
511330113324
61145223222
7216411410
oct62052776
926630805
1013129214
11745819a
124491b12
132948c87
141a5a9b0
15124520e
hexc855fe

13129214 has 8 divisors (see below), whose sum is σ = 22507248. Its totient is φ = 5626800.

The previous prime is 13129201. The next prime is 13129229. The reversal of 13129214 is 41292131.

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

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 13129214.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 468887 + ... + 468914.

It is an arithmetic number, because the mean of its divisors is an integer number (2813406).

Almost surely, 213129214 is an apocalyptic number.

13129214 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

13129214 is a deficient number, since it is larger than the sum of its proper divisors (9378034).

13129214 is an equidigital number, since it uses as much as digits as its factorization.

13129214 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 937810.

The product of its digits is 432, while the sum is 23.

The square root of 13129214 is about 3623.4257271262. The cubic root of 13129214 is about 235.9099412192.

The spelling of 13129214 in words is "thirteen million, one hundred twenty-nine thousand, two hundred fourteen".

Divisors: 1 2 7 14 937801 1875602 6564607 13129214