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12063031 = 73165247
BaseRepresentation
bin101110000001…
…000100110111
3211200212100221
4232001010313
511042004111
61110315211
7204351121
oct56010467
924625327
1012063031
11689a152
124058b07
1326648b6
141860211
1510d4371
hexb81137

12063031 has 4 divisors (see below), whose sum is σ = 12228352. Its totient is φ = 11897712.

The previous prime is 12063011. The next prime is 12063041. The reversal of 12063031 is 13036021.

12063031 = T538 + T539 + ... + T610.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 12063031 - 27 = 12062903 is a prime.

It is a super-2 number, since 2×120630312 = 291033433813922, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 12062996 and 12063014.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12063001) 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, 82551 + ... + 82696.

It is an arithmetic number, because the mean of its divisors is an integer number (3057088).

Almost surely, 212063031 is an apocalyptic number.

12063031 is a deficient number, since it is larger than the sum of its proper divisors (165321).

12063031 is an equidigital number, since it uses as much as digits as its factorization.

12063031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 165320.

The product of its (nonzero) digits is 108, while the sum is 16.

The square root of 12063031 is about 3473.1874409539. The cubic root of 12063031 is about 229.3429958540.

Adding to 12063031 its reverse (13036021), we get a palindrome (25099052).

The spelling of 12063031 in words is "twelve million, sixty-three thousand, thirty-one".

Divisors: 1 73 165247 12063031