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12302933 = 58720959
BaseRepresentation
bin101110111011…
…101001010101
3212011001110012
4232323221111
511122143213
61115410005
7206400416
oct56735125
925131405
1012302933
116a43415
124153905
132719b56
1418c380d
1511304a8
hexbbba55

12302933 has 4 divisors (see below), whose sum is σ = 12324480. Its totient is φ = 12281388.

The previous prime is 12302921. The next prime is 12302947. The reversal of 12302933 is 33920321.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 12302933 - 26 = 12302869 is a prime.

It is a Duffinian number.

It is a nialpdrome in base 16.

It is a junction number, because it is equal to n+sod(n) for n = 12302899 and 12302908.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12302233) 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, 9893 + ... + 11066.

It is an arithmetic number, because the mean of its divisors is an integer number (3081120).

Almost surely, 212302933 is an apocalyptic number.

It is an amenable number.

12302933 is a deficient number, since it is larger than the sum of its proper divisors (21547).

12302933 is an equidigital number, since it uses as much as digits as its factorization.

12302933 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21546.

The product of its (nonzero) digits is 972, while the sum is 23.

The square root of 12302933 is about 3507.5537059324. The cubic root of 12302933 is about 230.8533704609.

The spelling of 12302933 in words is "twelve million, three hundred two thousand, nine hundred thirty-three".

Divisors: 1 587 20959 12302933