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3102031189 is a prime number
BaseRepresentation
bin1011100011100101…
…0011110101010101
322000012000111211001
42320321103311111
522323104444224
61231451143301
7136604554465
oct27071236525
98005014731
103102031189
111352019a44
12726a44b31
133a588971a
14215da5ba5
151324ea544
hexb8e53d55

3102031189 has 2 divisors, whose sum is σ = 3102031190. Its totient is φ = 3102031188.

The previous prime is 3102031133. The next prime is 3102031193. The reversal of 3102031189 is 9811302013.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2180423025 + 921608164 = 46695^2 + 30358^2 .

It is a cyclic number.

It is not a de Polignac number, because 3102031189 - 27 = 3102031061 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3102031129) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1551015594 + 1551015595.

It is an arithmetic number, because the mean of its divisors is an integer number (1551015595).

Almost surely, 23102031189 is an apocalyptic number.

It is an amenable number.

3102031189 is a deficient number, since it is larger than the sum of its proper divisors (1).

3102031189 is an equidigital number, since it uses as much as digits as its factorization.

3102031189 is an evil number, because the sum of its binary digits is even.

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

The square root of 3102031189 is about 55695.8812570553. The cubic root of 3102031189 is about 1458.4181260985.

The spelling of 3102031189 in words is "three billion, one hundred two million, thirty-one thousand, one hundred eighty-nine".