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13103214 = 232183869
BaseRepresentation
bin110001111111…
…000001101110
3220122201020020
4301333001232
511323300324
61144503010
7216242535
oct61770156
926581206
1013103214
11743a703
12447aa66
13293a1a7
141a5131c
15123c679
hexc7f06e

13103214 has 8 divisors (see below), whose sum is σ = 26206440. Its totient is φ = 4367736.

The previous prime is 13103201. The next prime is 13103219. The reversal of 13103214 is 41230131.

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

13103214 is an admirable number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 13103193 and 13103202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13103219) 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, 1091929 + ... + 1091940.

It is an arithmetic number, because the mean of its divisors is an integer number (3275805).

Almost surely, 213103214 is an apocalyptic number.

13103214 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

13103214 is a wasteful number, since it uses less digits than its factorization.

13103214 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2183874.

The product of its (nonzero) digits is 72, while the sum is 15.

The square root of 13103214 is about 3619.8361841387. The cubic root of 13103214 is about 235.7541128557.

Adding to 13103214 its reverse (41230131), we get a palindrome (54333345).

The spelling of 13103214 in words is "thirteen million, one hundred three thousand, two hundred fourteen".

Divisors: 1 2 3 6 2183869 4367738 6551607 13103214