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1366042 = 2683021
BaseRepresentation
bin101001101100000011010
32120101212011
411031200122
5322203132
645140134
714416426
oct5154032
92511764
101366042
11853367
1255a64a
1338aa12
14277b86
151beb47
hex14d81a

1366042 has 4 divisors (see below), whose sum is σ = 2049066. Its totient is φ = 683020.

The previous prime is 1366031. The next prime is 1366087. The reversal of 1366042 is 2406631.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 1229881 + 136161 = 1109^2 + 369^2 .

It is a Smith number, since the sum of its digits (22) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 341509 + ... + 341512.

21366042 is an apocalyptic number.

1366042 is a deficient number, since it is larger than the sum of its proper divisors (683024).

1366042 is an equidigital number, since it uses as much as digits as its factorization.

1366042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 683023.

The product of its (nonzero) digits is 864, while the sum is 22.

The square root of 1366042 is about 1168.7779943171. Note that the first 3 decimals coincide. The cubic root of 1366042 is about 110.9569944053.

The spelling of 1366042 in words is "one million, three hundred sixty-six thousand, forty-two".

Divisors: 1 2 683021 1366042