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1341020 = 225193529
BaseRepresentation
bin101000111011001011100
32112010112102
411013121130
5320403040
644424232
714253452
oct5073134
92463472
101341020
1183658a
12548078
1337c505
1426c9d2
151b7515
hex14765c

1341020 has 24 divisors (see below), whose sum is σ = 2965200. Its totient is φ = 508032.

The previous prime is 1341019. The next prime is 1341023. The reversal of 1341020 is 201431.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 1340992 and 1341010.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1341023) 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 7 ways as a sum of consecutive naturals, for example, 1385 + ... + 2144.

It is an arithmetic number, because the mean of its divisors is an integer number (123550).

21341020 is an apocalyptic number.

1341020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1341020 is an abundant number, since it is smaller than the sum of its proper divisors (1624180).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1341020 is a wasteful number, since it uses less digits than its factorization.

1341020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3557 (or 3555 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 11.

The square root of 1341020 is about 1158.0241793676. The cubic root of 1341020 is about 110.2753432654.

Adding to 1341020 its reverse (201431), we get a palindrome (1542451).

The spelling of 1341020 in words is "one million, three hundred forty-one thousand, twenty".

Divisors: 1 2 4 5 10 19 20 38 76 95 190 380 3529 7058 14116 17645 35290 67051 70580 134102 268204 335255 670510 1341020