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419444 = 22195519
BaseRepresentation
bin1100110011001110100
3210022100222
41212121310
5101410234
612553512
73364604
oct1463164
9708328
10419444
11267153
12182898
13118bbc
14acc04
158442e
hex66674

419444 has 12 divisors (see below), whose sum is σ = 772800. Its totient is φ = 198648.

The previous prime is 419443. The next prime is 419449. The reversal of 419444 is 444914.

It is a plaindrome in base 13.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (419443) 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, 2684 + ... + 2835.

It is an arithmetic number, because the mean of its divisors is an integer number (64400).

2419444 is an apocalyptic number.

It is an amenable number.

419444 is a deficient number, since it is larger than the sum of its proper divisors (353356).

419444 is a wasteful number, since it uses less digits than its factorization.

419444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5542 (or 5540 counting only the distinct ones).

The product of its digits is 2304, while the sum is 26.

The square root of 419444 is about 647.6449644674. The cubic root of 419444 is about 74.8556631439.

The spelling of 419444 in words is "four hundred nineteen thousand, four hundred forty-four".

Divisors: 1 2 4 19 38 76 5519 11038 22076 104861 209722 419444