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1383226 = 21353201
BaseRepresentation
bin101010001101100111010
32121021102121
411101230322
5323230401
645351454
714520505
oct5215472
92537377
101383226
11865269
1256858a
133957a0
1428013c
151c4ca1
hex151b3a

1383226 has 8 divisors (see below), whose sum is σ = 2234484. Its totient is φ = 638400.

The previous prime is 1383209. The next prime is 1383287. The reversal of 1383226 is 6223831.

It can be written as a sum of positive squares in 2 ways, for example, as 1380625 + 2601 = 1175^2 + 51^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 1383226.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 26575 + ... + 26626.

21383226 is an apocalyptic number.

1383226 is a deficient number, since it is larger than the sum of its proper divisors (851258).

1383226 is a wasteful number, since it uses less digits than its factorization.

1383226 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53216.

The product of its digits is 1728, while the sum is 25.

The square root of 1383226 is about 1176.1062877138. The cubic root of 1383226 is about 111.4203148135.

It can be divided in two parts, 138 and 3226, that added together give a square (3364 = 582).

The spelling of 1383226 in words is "one million, three hundred eighty-three thousand, two hundred twenty-six".

Divisors: 1 2 13 26 53201 106402 691613 1383226