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12452933 = 53234961
BaseRepresentation
bin101111100000…
…010001000101
3212102200012202
4233200101011
511141443213
61122524245
7210563633
oct57402105
925380182
1012452933
117036089
124206685
1327701cc
141922353
15115eb58
hexbe0445

12452933 has 4 divisors (see below), whose sum is σ = 12687948. Its totient is φ = 12217920.

The previous prime is 12452927. The next prime is 12452963. The reversal of 12452933 is 33925421.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 10543009 + 1909924 = 3247^2 + 1382^2 .

It is a cyclic number.

It is not a de Polignac number, because 12452933 - 212 = 12448837 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 12452896 and 12452905.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12452963) 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, 117428 + ... + 117533.

It is an arithmetic number, because the mean of its divisors is an integer number (3171987).

Almost surely, 212452933 is an apocalyptic number.

It is an amenable number.

12452933 is a deficient number, since it is larger than the sum of its proper divisors (235015).

12452933 is an equidigital number, since it uses as much as digits as its factorization.

12452933 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 235014.

The product of its digits is 6480, while the sum is 29.

The square root of 12452933 is about 3528.8713493127. The cubic root of 12452933 is about 231.7877877643.

The spelling of 12452933 in words is "twelve million, four hundred fifty-two thousand, nine hundred thirty-three".

Divisors: 1 53 234961 12452933