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1301308 = 221132879
BaseRepresentation
bin100111101101100111100
32110010001121
410331230330
5313120213
643520324
714026621
oct4755474
92403047
101301308
11809768
125290a4
13367408
1425c348
151aa88d
hex13db3c

1301308 has 12 divisors (see below), whose sum is σ = 2298240. Its totient is φ = 644672.

The previous prime is 1301297. The next prime is 1301323. The reversal of 1301308 is 8031031.

It is a junction number, because it is equal to n+sod(n) for n = 1301291 and 1301300.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 988 + ... + 1891.

It is an arithmetic number, because the mean of its divisors is an integer number (191520).

21301308 is an apocalyptic number.

It is an amenable number.

1301308 is a deficient number, since it is larger than the sum of its proper divisors (996932).

1301308 is a wasteful number, since it uses less digits than its factorization.

1301308 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2996 (or 2994 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 16.

The square root of 1301308 is about 1140.7488768349. The cubic root of 1301308 is about 109.1758796749.

Adding to 1301308 its reverse (8031031), we get a palindrome (9332339).

The spelling of 1301308 in words is "one million, three hundred one thousand, three hundred eight".

Divisors: 1 2 4 113 226 452 2879 5758 11516 325327 650654 1301308