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12313033 = 61712843
BaseRepresentation
bin101110111110…
…000111001001
3212011120022021
4232332013021
511123004113
61115524441
7206442025
oct56760711
925146267
1012313033
116a4aa67
124159721
132721625
1418c7385
15113348d
hexbbe1c9

12313033 has 8 divisors (see below), whose sum is σ = 12695616. Its totient is φ = 11936400.

The previous prime is 12313003. The next prime is 12313043. The reversal of 12313033 is 33031321.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-12313033 is a prime.

It is a super-2 number, since 2×123130332 = 303221563318178, which contains 22 as substring.

It is a Duffinian number.

It is a plaindrome in base 15.

It is a junction number, because it is equal to n+sod(n) for n = 12312998 and 12313016.

It is not an unprimeable number, because it can be changed into a prime (12313003) 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, 2910 + ... + 5752.

It is an arithmetic number, because the mean of its divisors is an integer number (1586952).

Almost surely, 212313033 is an apocalyptic number.

It is an amenable number.

12313033 is a deficient number, since it is larger than the sum of its proper divisors (382583).

12313033 is an equidigital number, since it uses as much as digits as its factorization.

12313033 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2975.

The product of its (nonzero) digits is 162, while the sum is 16.

The square root of 12313033 is about 3508.9931604379. The cubic root of 12313033 is about 230.9165256259.

Adding to 12313033 its reverse (33031321), we get a palindrome (45344354).

The spelling of 12313033 in words is "twelve million, three hundred thirteen thousand, thirty-three".

Divisors: 1 61 71 2843 4331 173423 201853 12313033