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1382160223 = 4332143261
BaseRepresentation
bin101001001100010…
…0001011101011111
310120022210000101101
41102120201131133
510312313111343
6345052253531
746152111433
oct12230413537
93508700341
101382160223
1164a214484
12326a712a7
131904736b2
14d17ca9c3
158151de4d
hex5262175f

1382160223 has 4 divisors (see below), whose sum is σ = 1414303528. Its totient is φ = 1350016920.

The previous prime is 1382160217. The next prime is 1382160233. The reversal of 1382160223 is 3220612831.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3220612831 = 4097874359.

It is a cyclic number.

It is not a de Polignac number, because 1382160223 - 29 = 1382159711 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1382160191 and 1382160200.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1382160233) 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, 16071588 + ... + 16071673.

It is an arithmetic number, because the mean of its divisors is an integer number (353575882).

Almost surely, 21382160223 is an apocalyptic number.

1382160223 is a deficient number, since it is larger than the sum of its proper divisors (32143305).

1382160223 is an equidigital number, since it uses as much as digits as its factorization.

1382160223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32143304.

The product of its (nonzero) digits is 3456, while the sum is 28.

The square root of 1382160223 is about 37177.4154965081. The cubic root of 1382160223 is about 1113.9169097315.

The spelling of 1382160223 in words is "one billion, three hundred eighty-two million, one hundred sixty thousand, two hundred twenty-three".

Divisors: 1 43 32143261 1382160223