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200419 = 296911
BaseRepresentation
bin110000111011100011
3101011220221
4300323203
522403134
64143511
71463212
oct607343
9334827
10200419
1112763a
1297b97
13702bb
1453079
153e5b4
hex30ee3

200419 has 4 divisors (see below), whose sum is σ = 207360. Its totient is φ = 193480.

The previous prime is 200407. The next prime is 200437. The reversal of 200419 is 914002.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 914002 = 2457001.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-200419 is a prime.

It is a super-2 number, since 2×2004192 = 80335551122, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (203419) 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, 3427 + ... + 3484.

It is an arithmetic number, because the mean of its divisors is an integer number (51840).

2200419 is an apocalyptic number.

200419 is a gapful number since it is divisible by the number (29) formed by its first and last digit.

200419 is a deficient number, since it is larger than the sum of its proper divisors (6941).

200419 is an equidigital number, since it uses as much as digits as its factorization.

200419 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6940.

The product of its (nonzero) digits is 72, while the sum is 16.

The square root of 200419 is about 447.6818066440. The cubic root of 200419 is about 58.5211650594.

The spelling of 200419 in words is "two hundred thousand, four hundred nineteen".

Divisors: 1 29 6911 200419