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12514130 = 253893217
BaseRepresentation
bin101111101111…
…001101010010
3212112210011022
4233233031102
511200423010
61124115442
7211240226
oct57571522
925483138
1012514130
117078062
124235b82
132792015
14193a786
151172d55
hexbef352

12514130 has 16 divisors (see below), whose sum is σ = 22590360. Its totient is φ = 4991232.

The previous prime is 12514127. The next prime is 12514147. The reversal of 12514130 is 3141521.

It can be written as a sum of positive squares in 4 ways, for example, as 10883401 + 1630729 = 3299^2 + 1277^2 .

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 12514099 and 12514108.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2282 + ... + 5498.

Almost surely, 212514130 is an apocalyptic number.

12514130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12514130 is a deficient number, since it is larger than the sum of its proper divisors (10076230).

12514130 is a wasteful number, since it uses less digits than its factorization.

12514130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3613.

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

The square root of 12514130 is about 3537.5316253003. The cubic root of 12514130 is about 232.1668562847.

Adding to 12514130 its reverse (3141521), we get a palindrome (15655651).

The spelling of 12514130 in words is "twelve million, five hundred fourteen thousand, one hundred thirty".

Divisors: 1 2 5 10 389 778 1945 3217 3890 6434 16085 32170 1251413 2502826 6257065 12514130