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52712943 = 317570981
BaseRepresentation
bin1100100100010…
…1010111101111
310200012002120020
43021011113233
5101443303233
65121453223
71210024023
oct311052757
9120162506
1052712943
1127834018
12157a1213
13abc81ba
147002383
1549639b3
hex32455ef

52712943 has 4 divisors (see below), whose sum is σ = 70283928. Its totient is φ = 35141960.

The previous prime is 52712929. The next prime is 52712953. The reversal of 52712943 is 34921725.

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

It is a cyclic number.

It is not a de Polignac number, because 52712943 - 26 = 52712879 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52712953) 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, 8785488 + ... + 8785493.

It is an arithmetic number, because the mean of its divisors is an integer number (17570982).

Almost surely, 252712943 is an apocalyptic number.

52712943 is a deficient number, since it is larger than the sum of its proper divisors (17570985).

52712943 is a wasteful number, since it uses less digits than its factorization.

52712943 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17570984.

The product of its digits is 15120, while the sum is 33.

The square root of 52712943 is about 7260.3679658816. The cubic root of 52712943 is about 374.9491913385.

The spelling of 52712943 in words is "fifty-two million, seven hundred twelve thousand, nine hundred forty-three".

Divisors: 1 3 17570981 52712943