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12230313 = 337110183
BaseRepresentation
bin101110101001…
…111010101001
3212000100211120
4232221322221
511112332223
61114045453
7205645614
oct56517251
925010746
1012230313
1169a38a7
124119889
1326c2a94
1418a517b
151118be3
hexba9ea9

12230313 has 8 divisors (see below), whose sum is σ = 16747968. Its totient is φ = 7933104.

The previous prime is 12230233. The next prime is 12230353. The reversal of 12230313 is 31303221.

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

It is not a de Polignac number, because 12230313 - 210 = 12229289 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 12230292 and 12230301.

It is not an unprimeable number, because it can be changed into a prime (12230353) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 54981 + ... + 55202.

It is an arithmetic number, because the mean of its divisors is an integer number (2093496).

Almost surely, 212230313 is an apocalyptic number.

It is an amenable number.

12230313 is a deficient number, since it is larger than the sum of its proper divisors (4517655).

12230313 is a wasteful number, since it uses less digits than its factorization.

12230313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 110223.

The product of its (nonzero) digits is 108, while the sum is 15.

The square root of 12230313 is about 3497.1864405547. The cubic root of 12230313 is about 230.3982576968.

Adding to 12230313 its reverse (31303221), we get a palindrome (43533534).

The spelling of 12230313 in words is "twelve million, two hundred thirty thousand, three hundred thirteen".

Divisors: 1 3 37 111 110183 330549 4076771 12230313