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12269965 = 54875039
BaseRepresentation
bin101110110011…
…100110001101
3212002101020011
4232303212031
511120114330
61114553221
7206202331
oct56634615
925071204
1012269965
116a20674
124138811
132707b46
1418b57c1
15112582a
hexbb398d

12269965 has 8 divisors (see below), whose sum is σ = 14757120. Its totient is φ = 9793872.

The previous prime is 12269941. The next prime is 12269969. The reversal of 12269965 is 56996221.

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

It is a cyclic number.

It is not a de Polignac number, because 12269965 - 27 = 12269837 is a prime.

It is a super-2 number, since 2×122699652 = 301104082202450, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12269969) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 85 + ... + 4954.

It is an arithmetic number, because the mean of its divisors is an integer number (1844640).

Almost surely, 212269965 is an apocalyptic number.

It is an amenable number.

12269965 is a deficient number, since it is larger than the sum of its proper divisors (2487155).

12269965 is an equidigital number, since it uses as much as digits as its factorization.

12269965 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5531.

The product of its digits is 58320, while the sum is 40.

The square root of 12269965 is about 3502.8509817005. The cubic root of 12269965 is about 230.6469811331.

The spelling of 12269965 in words is "twelve million, two hundred sixty-nine thousand, nine hundred sixty-five".

Divisors: 1 5 487 2435 5039 25195 2453993 12269965