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3220240139 is a prime number
BaseRepresentation
bin1011111111110000…
…1111011100001011
322022102110011000022
42333330033130023
523043340141024
61251312531055
7142541406134
oct27774173413
98272404008
103220240139
111402818096
1275a550a8b
133c420734c
14227976c8b
1513ca9a35e
hexbff0f70b

3220240139 has 2 divisors, whose sum is σ = 3220240140. Its totient is φ = 3220240138.

The previous prime is 3220240087. The next prime is 3220240141. The reversal of 3220240139 is 9310420223.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 3220240139 - 212 = 3220236043 is a prime.

Together with 3220240141, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (3220240159) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1610120069 + 1610120070.

It is an arithmetic number, because the mean of its divisors is an integer number (1610120070).

Almost surely, 23220240139 is an apocalyptic number.

3220240139 is a deficient number, since it is larger than the sum of its proper divisors (1).

3220240139 is an equidigital number, since it uses as much as digits as its factorization.

3220240139 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2592, while the sum is 26.

The square root of 3220240139 is about 56747.1597439026. The cubic root of 3220240139 is about 1476.7129598773.

The spelling of 3220240139 in words is "three billion, two hundred twenty million, two hundred forty thousand, one hundred thirty-nine".