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13011214 = 26505607
BaseRepresentation
bin110001101000…
…100100001110
3220111001000211
4301220210032
511312324324
61142513034
7215410366
oct61504416
926431024
1013011214
117387577
12443577a
132907358
141a299a6
151220294
hexc6890e

13011214 has 4 divisors (see below), whose sum is σ = 19516824. Its totient is φ = 6505606.

The previous prime is 13011209. The next prime is 13011223. The reversal of 13011214 is 41211031.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 41211031 = 269915269.

It is a junction number, because it is equal to n+sod(n) for n = 13011194 and 13011203.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3252802 + ... + 3252805.

It is an arithmetic number, because the mean of its divisors is an integer number (4879206).

Almost surely, 213011214 is an apocalyptic number.

13011214 is a deficient number, since it is larger than the sum of its proper divisors (6505610).

13011214 is an equidigital number, since it uses as much as digits as its factorization.

13011214 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6505609.

The product of its (nonzero) digits is 24, while the sum is 13.

The square root of 13011214 is about 3607.1060422449. The cubic root of 13011214 is about 235.2010592568.

Adding to 13011214 its reverse (41211031), we get a palindrome (54222245).

It can be divided in two parts, 13011 and 214, that added together give a square (13225 = 1152).

The spelling of 13011214 in words is "thirteen million, eleven thousand, two hundred fourteen".

Divisors: 1 2 6505607 13011214