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12341213 = 47972707
BaseRepresentation
bin101111000100…
…111111011101
3212012222221222
4233010333131
511124404323
61120303125
7206620133
oct57047735
925188858
1012341213
116a6a155
124171aa5
1327313c1
1418d3753
15113b9c8
hexbc4fdd

12341213 has 8 divisors (see below), whose sum is σ = 12738432. Its totient is φ = 11949696.

The previous prime is 12341191. The next prime is 12341221. The reversal of 12341213 is 31214321.

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

It is a cyclic number.

It is not a de Polignac number, because 12341213 - 216 = 12275677 is a prime.

It is a super-2 number, since 2×123412132 = 304611076622738, 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 = 12341191 and 12341200.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12341113) 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, 3206 + ... + 5912.

It is an arithmetic number, because the mean of its divisors is an integer number (1592304).

Almost surely, 212341213 is an apocalyptic number.

It is an amenable number.

12341213 is a deficient number, since it is larger than the sum of its proper divisors (397219).

12341213 is an equidigital number, since it uses as much as digits as its factorization.

12341213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2851.

The product of its digits is 144, while the sum is 17.

The square root of 12341213 is about 3513.0062624482. The cubic root of 12341213 is about 231.0925523823.

Adding to 12341213 its reverse (31214321), we get a palindrome (43555534).

The spelling of 12341213 in words is "twelve million, three hundred forty-one thousand, two hundred thirteen".

Divisors: 1 47 97 2707 4559 127229 262579 12341213