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11213452 = 2215671789
BaseRepresentation
bin101010110001…
…101010001100
3210002200222001
4222301222030
510332312302
61040202044
7164212165
oct52615214
923080861
1011213452
116369918
123909324
132427ca3
1416bc76c
15eb7787
hexab1a8c

11213452 has 12 divisors (see below), whose sum is σ = 19647040. Its totient is φ = 5600016.

The previous prime is 11213417. The next prime is 11213453. The reversal of 11213452 is 25431211.

It is not an unprimeable number, because it can be changed into a prime (11213453) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5374 + ... + 7162.

Almost surely, 211213452 is an apocalyptic number.

It is an amenable number.

11213452 is a deficient number, since it is larger than the sum of its proper divisors (8433588).

11213452 is a wasteful number, since it uses less digits than its factorization.

11213452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3360 (or 3358 counting only the distinct ones).

The product of its digits is 240, while the sum is 19.

The square root of 11213452 is about 3348.6492799336. The cubic root of 11213452 is about 223.8273275999.

Adding to 11213452 its reverse (25431211), we get a palindrome (36644663).

The spelling of 11213452 in words is "eleven million, two hundred thirteen thousand, four hundred fifty-two".

Divisors: 1 2 4 1567 1789 3134 3578 6268 7156 2803363 5606726 11213452