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2315056147 is a prime number
BaseRepresentation
bin1000100111111100…
…1111010000010011
312222100012001000021
42021333033100103
514220123244042
61021415404311
7111240436555
oct21177172023
95870161007
102315056147
11a88874a48
12547383697
132ab817211
1417d66b4d5
15d8397867
hex89fcf413

2315056147 has 2 divisors, whose sum is σ = 2315056148. Its totient is φ = 2315056146.

The previous prime is 2315056129. The next prime is 2315056151. The reversal of 2315056147 is 7416505132.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2315056147 - 27 = 2315056019 is a prime.

It is not a weakly prime, because it can be changed into another prime (2315056127) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1157528073 + 1157528074.

It is an arithmetic number, because the mean of its divisors is an integer number (1157528074).

Almost surely, 22315056147 is an apocalyptic number.

2315056147 is a deficient number, since it is larger than the sum of its proper divisors (1).

2315056147 is an equidigital number, since it uses as much as digits as its factorization.

2315056147 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 25200, while the sum is 34.

The square root of 2315056147 is about 48115.0303647415. The cubic root of 2315056147 is about 1322.8801792918.

It can be divided in two parts, 23150 and 56147, that added together give a palindrome (79297).

The spelling of 2315056147 in words is "two billion, three hundred fifteen million, fifty-six thousand, one hundred forty-seven".