Search a number
-
+
3100286149 is a prime number
BaseRepresentation
bin1011100011001010…
…1001110011000101
322000001201212001221
42320302221303011
522322133124044
61231345520341
7136553666062
oct27062516305
98001655057
103100286149
111351037964
127263430b1
133a53c835c
14215a6dc69
151322a3484
hexb8ca9cc5

3100286149 has 2 divisors, whose sum is σ = 3100286150. Its totient is φ = 3100286148.

The previous prime is 3100286113. The next prime is 3100286177. The reversal of 3100286149 is 9416820013.

3100286149 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3013461025 + 86825124 = 54895^2 + 9318^2 .

It is a cyclic number.

It is not a de Polignac number, because 3100286149 - 223 = 3091897541 is a prime.

It is a super-2 number, since 2×31002861492 = 19223548411362500402, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3100287149) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1550143074 + 1550143075.

It is an arithmetic number, because the mean of its divisors is an integer number (1550143075).

Almost surely, 23100286149 is an apocalyptic number.

It is an amenable number.

3100286149 is a deficient number, since it is larger than the sum of its proper divisors (1).

3100286149 is an equidigital number, since it uses as much as digits as its factorization.

3100286149 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10368, while the sum is 34.

The square root of 3100286149 is about 55680.2132628818. The cubic root of 3100286149 is about 1458.1445982938.

The spelling of 3100286149 in words is "three billion, one hundred million, two hundred eighty-six thousand, one hundred forty-nine".