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34219 = 191801
BaseRepresentation
bin1000010110101011
31201221101
420112223
52043334
6422231
7201523
oct102653
951841
1034219
1123789
1217977
1312763
14c683
15a214
hex85ab

34219 has 4 divisors (see below), whose sum is σ = 36040. Its totient is φ = 32400.

The previous prime is 34217. The next prime is 34231. The reversal of 34219 is 91243.

It can be divided in two parts, 342 and 19, that added together give a square (361 = 192).

34219 = T2 + T3 + ... + T58.

34219 = 732 + 742 + ... + 782.

34219 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 34219 - 21 = 34217 is a prime.

It is a super-2 number, since 2×342192 = 2341879922, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (19), and also a Moran number because the ratio is a prime number: 1801 = 34219 / (3 + 4 + 2 + 1 + 9).

It is a Duffinian number.

It is a plaindrome in base 11.

It is a junction number, because it is equal to n+sod(n) for n = 34196 and 34205.

It is not an unprimeable number, because it can be changed into a prime (34211) 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, 882 + ... + 919.

It is an arithmetic number, because the mean of its divisors is an integer number (9010).

234219 is an apocalyptic number.

34219 is a deficient number, since it is larger than the sum of its proper divisors (1821).

34219 is a wasteful number, since it uses less digits than its factorization.

34219 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1820.

The product of its digits is 216, while the sum is 19.

The square root of 34219 is about 184.9837830730. The cubic root of 34219 is about 32.4655255743.

The spelling of 34219 in words is "thirty-four thousand, two hundred nineteen".

Divisors: 1 19 1801 34219