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3134881 is a prime number
BaseRepresentation
bin1011111101010110100001
312220021020201
423331112201
51300304011
6151105201
735434411
oct13752641
95807221
103134881
111851312
121072201
13859b79
145b8641
1541dcc1
hex2fd5a1

3134881 has 2 divisors, whose sum is σ = 3134882. Its totient is φ = 3134880.

The previous prime is 3134843. The next prime is 3134891. The reversal of 3134881 is 1884313.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2822400 + 312481 = 1680^2 + 559^2 .

It is an emirp because it is prime and its reverse (1884313) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-3134881 is a prime.

It is a super-2 number, since 2×31348812 = 19654957768322, which contains 22 as substring.

3134881 is a lucky number.

It is not a weakly prime, because it can be changed into another prime (3134801) by changing a digit.

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 as a sum of consecutive naturals, namely, 1567440 + 1567441.

It is an arithmetic number, because the mean of its divisors is an integer number (1567441).

Almost surely, 23134881 is an apocalyptic number.

It is an amenable number.

3134881 is a deficient number, since it is larger than the sum of its proper divisors (1).

3134881 is an equidigital number, since it uses as much as digits as its factorization.

3134881 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2304, while the sum is 28.

The square root of 3134881 is about 1770.5595160852. The cubic root of 3134881 is about 146.3548166228.

The spelling of 3134881 in words is "three million, one hundred thirty-four thousand, eight hundred eighty-one".