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11161214 = 217328271
BaseRepresentation
bin101010100100…
…111001111110
3210000001022022
4222210321332
510324124324
61035120142
7163603661
oct52447176
923001268
1011161214
116333649
1238a3052
13240a28c
1416a76d8
15ea705e
hexaa4e7e

11161214 has 8 divisors (see below), whose sum is σ = 17726688. Its totient is φ = 5252320.

The previous prime is 11161181. The next prime is 11161219. The reversal of 11161214 is 41216111.

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

It is a Harshad number since it is a multiple of its sum of digits (17).

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 11161192 and 11161201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11161219) 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, 164102 + ... + 164169.

It is an arithmetic number, because the mean of its divisors is an integer number (2215836).

Almost surely, 211161214 is an apocalyptic number.

11161214 is a deficient number, since it is larger than the sum of its proper divisors (6565474).

11161214 is a wasteful number, since it uses less digits than its factorization.

11161214 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 328290.

The product of its digits is 48, while the sum is 17.

The square root of 11161214 is about 3340.8403134541. The cubic root of 11161214 is about 223.4792190572.

Adding to 11161214 its reverse (41216111), we get a palindrome (52377325).

The spelling of 11161214 in words is "eleven million, one hundred sixty-one thousand, two hundred fourteen".

Divisors: 1 2 17 34 328271 656542 5580607 11161214