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1308196 = 22359911
BaseRepresentation
bin100111111011000100100
32110110111201
410333120210
5313330241
644012244
714055661
oct4773044
92413451
101308196
1181395a
12531084
1336a5a6
14260a68
151ac931
hex13f624

1308196 has 12 divisors (see below), whose sum is σ = 2298240. Its totient is φ = 651560.

The previous prime is 1308193. The next prime is 1308221. The reversal of 1308196 is 6918031.

It is a happy number.

It is a super-2 number, since 2×13081962 = 3422753548832, which contains 22 as substring.

It is an Ulam number.

It is not an unprimeable number, because it can be changed into a prime (1308191) 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 3 ways as a sum of consecutive naturals, for example, 981 + ... + 1891.

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

21308196 is an apocalyptic number.

It is an amenable number.

1308196 is a deficient number, since it is larger than the sum of its proper divisors (990044).

1308196 is a wasteful number, since it uses less digits than its factorization.

1308196 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1274 (or 1272 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 28.

The square root of 1308196 is about 1143.7639616634. The cubic root of 1308196 is about 109.3681683896.

The spelling of 1308196 in words is "one million, three hundred eight thousand, one hundred ninety-six".

Divisors: 1 2 4 359 718 911 1436 1822 3644 327049 654098 1308196