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1342065 = 351719277
BaseRepresentation
bin101000111101001110001
32112011222010
411013221301
5320421230
644433133
714256504
oct5075161
92464863
101342065
1183734a
125487a9
1337cb2a
1426d13b
151b79b0
hex147a71

1342065 has 32 divisors (see below), whose sum is σ = 2401920. Its totient is φ = 635904.

The previous prime is 1342063. The next prime is 1342067. The reversal of 1342065 is 5602431.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (1342063) and next prime (1342067).

It is not a de Polignac number, because 1342065 - 21 = 1342063 is a prime.

It is a super-2 number, since 2×13420652 = 3602276928450, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1342063) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 4707 + ... + 4983.

It is an arithmetic number, because the mean of its divisors is an integer number (75060).

21342065 is an apocalyptic number.

1342065 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1342065 is a deficient number, since it is larger than the sum of its proper divisors (1059855).

1342065 is a wasteful number, since it uses less digits than its factorization.

1342065 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 321.

The product of its (nonzero) digits is 720, while the sum is 21.

The square root of 1342065 is about 1158.4752910615. The cubic root of 1342065 is about 110.3039801272.

Adding to 1342065 its reverse (5602431), we get a palindrome (6944496).

The spelling of 1342065 in words is "one million, three hundred forty-two thousand, sixty-five".

Divisors: 1 3 5 15 17 19 51 57 85 95 255 277 285 323 831 969 1385 1615 4155 4709 4845 5263 14127 15789 23545 26315 70635 78945 89471 268413 447355 1342065