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200053 = 728579
BaseRepresentation
bin110000110101110101
3101011102101
4300311311
522400203
64142101
71462150
oct606565
9334371
10200053
11127337
1297931
1370099
1452c97
153e41d
hex30d75

200053 has 4 divisors (see below), whose sum is σ = 228640. Its totient is φ = 171468.

The previous prime is 200041. The next prime is 200063. The reversal of 200053 is 350002.

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 200053 - 213 = 191861 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200003) 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, 14283 + ... + 14296.

It is an arithmetic number, because the mean of its divisors is an integer number (57160).

2200053 is an apocalyptic number.

It is an amenable number.

200053 is a deficient number, since it is larger than the sum of its proper divisors (28587).

200053 is an equidigital number, since it uses as much as digits as its factorization.

200053 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28586.

The product of its (nonzero) digits is 30, while the sum is 10.

The square root of 200053 is about 447.2728473762. The cubic root of 200053 is about 58.4855200727.

Adding to 200053 its reverse (350002), we get a palindrome (550055).

The spelling of 200053 in words is "two hundred thousand, fifty-three".

Divisors: 1 7 28579 200053