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12314530 = 251231453
BaseRepresentation
bin101110111110…
…011110100010
3212011122100201
4232332132202
511123031110
61115535414
7206446264
oct56763642
925148321
1012314530
116a510a8
12415a56a
132722207
1418c7b34
151133b3a
hexbbe7a2

12314530 has 8 divisors (see below), whose sum is σ = 22166172. Its totient is φ = 4925808.

The previous prime is 12314513. The next prime is 12314537. The reversal of 12314530 is 3541321.

It can be written as a sum of positive squares in 2 ways, for example, as 12187081 + 127449 = 3491^2 + 357^2 .

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 = 12314498 and 12314507.

It is not an unprimeable number, because it can be changed into a prime (12314537) 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, 615717 + ... + 615736.

Almost surely, 212314530 is an apocalyptic number.

12314530 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12314530 is a deficient number, since it is larger than the sum of its proper divisors (9851642).

12314530 is a wasteful number, since it uses less digits than its factorization.

12314530 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1231460.

The product of its (nonzero) digits is 360, while the sum is 19.

The square root of 12314530 is about 3509.2064630056. The cubic root of 12314530 is about 230.9258834078.

Adding to 12314530 its reverse (3541321), we get a palindrome (15855851).

The spelling of 12314530 in words is "twelve million, three hundred fourteen thousand, five hundred thirty".

Divisors: 1 2 5 10 1231453 2462906 6157265 12314530