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12130514 = 211551387
BaseRepresentation
bin101110010001…
…100011010010
3211211021221022
4232101203102
511101134024
61111555442
7205051634
oct56214322
924737838
1012130514
116935920
12408bb82
132689526
14187aa54
1510e935e
hexb918d2

12130514 has 8 divisors (see below), whose sum is σ = 19849968. Its totient is φ = 5513860.

The previous prime is 12130507. The next prime is 12130523. The reversal of 12130514 is 41503121.

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

It is a junction number, because it is equal to n+sod(n) for n = 12130492 and 12130501.

It is an unprimeable number.

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, 275672 + ... + 275715.

It is an arithmetic number, because the mean of its divisors is an integer number (2481246).

Almost surely, 212130514 is an apocalyptic number.

12130514 is a deficient number, since it is larger than the sum of its proper divisors (7719454).

12130514 is a wasteful number, since it uses less digits than its factorization.

12130514 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 551400.

The product of its (nonzero) digits is 120, while the sum is 17.

The square root of 12130514 is about 3482.8887435576. Note that the first 3 decimals coincide. The cubic root of 12130514 is about 229.7698643233.

Adding to 12130514 its reverse (41503121), we get a palindrome (53633635).

The spelling of 12130514 in words is "twelve million, one hundred thirty thousand, five hundred fourteen".

Divisors: 1 2 11 22 551387 1102774 6065257 12130514