Search a number
-
+
3152745223 is a prime number
BaseRepresentation
bin1011101111101011…
…0001001100000111
322010201110001101121
42323322301030013
522424100321343
61240502134411
7141061615015
oct27372611407
98121401347
103152745223
111378708171
1273ba21407
133b3234b24
1421ca078b5
15136bb6aed
hexbbeb1307

3152745223 has 2 divisors, whose sum is σ = 3152745224. Its totient is φ = 3152745222.

The previous prime is 3152745209. The next prime is 3152745283. The reversal of 3152745223 is 3225472513.

It is a weak prime.

It is an emirp because it is prime and its reverse (3225472513) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 3152745223 - 25 = 3152745191 is a prime.

It is a super-2 number, since 2×31527452232 = 19879604882298639458, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3152745203) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1576372611 + 1576372612.

It is an arithmetic number, because the mean of its divisors is an integer number (1576372612).

Almost surely, 23152745223 is an apocalyptic number.

3152745223 is a deficient number, since it is larger than the sum of its proper divisors (1).

3152745223 is an equidigital number, since it uses as much as digits as its factorization.

3152745223 is an evil number, because the sum of its binary digits is even.

The product of its digits is 50400, while the sum is 34.

The square root of 3152745223 is about 56149.3118657745. The cubic root of 3152745223 is about 1466.3229280598.

The spelling of 3152745223 in words is "three billion, one hundred fifty-two million, seven hundred forty-five thousand, two hundred twenty-three".