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1301384 = 237171367
BaseRepresentation
bin100111101101110001000
32110010011102
410331232020
5313121014
643520532
714030060
oct4755610
92403142
101301384
11809827
12529148
13367466
1425c3a0
151aa8de
hex13db88

1301384 has 32 divisors (see below), whose sum is σ = 2954880. Its totient is φ = 524544.

The previous prime is 1301353. The next prime is 1301387. The reversal of 1301384 is 4831031.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1301387) 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, 269 + ... + 1635.

It is an arithmetic number, because the mean of its divisors is an integer number (92340).

21301384 is an apocalyptic number.

1301384 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1301384, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1477440).

1301384 is an abundant number, since it is smaller than the sum of its proper divisors (1653496).

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

1301384 is a wasteful number, since it uses less digits than its factorization.

1301384 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1397 (or 1393 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 20.

The square root of 1301384 is about 1140.7821877992. The cubic root of 1301384 is about 109.1780050250.

The spelling of 1301384 in words is "one million, three hundred one thousand, three hundred eighty-four".

Divisors: 1 2 4 7 8 14 17 28 34 56 68 119 136 238 476 952 1367 2734 5468 9569 10936 19138 23239 38276 46478 76552 92956 162673 185912 325346 650692 1301384