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12030122 = 213462697
BaseRepresentation
bin101101111001…
…000010101010
3211122012020002
4231321002222
511034430442
61105503002
7204153146
oct55710252
924565202
1012030122
116877455
124041a62
132652920
141852226
1510c9732
hexb790aa

12030122 has 8 divisors (see below), whose sum is σ = 19433316. Its totient is φ = 5552352.

The previous prime is 12030121. The next prime is 12030131. The reversal of 12030122 is 22103021.

It is a happy number.

12030122 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 11826721 + 203401 = 3439^2 + 451^2 .

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

It is not an unprimeable number, because it can be changed into a prime (12030121) 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, 231323 + ... + 231374.

Almost surely, 212030122 is an apocalyptic number.

12030122 is a deficient number, since it is larger than the sum of its proper divisors (7403194).

12030122 is a wasteful number, since it uses less digits than its factorization.

12030122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 462712.

The product of its (nonzero) digits is 24, while the sum is 11.

The square root of 12030122 is about 3468.4466263733. The cubic root of 12030122 is about 229.1342500190.

Adding to 12030122 its reverse (22103021), we get a palindrome (34133143).

The spelling of 12030122 in words is "twelve million, thirty thousand, one hundred twenty-two".

Divisors: 1 2 13 26 462697 925394 6015061 12030122