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2323230131 = 6473590773
BaseRepresentation
bin1000101001111001…
…1010110110110011
312222220120022121102
42022132122312303
514224221331011
61022310515015
7111400062455
oct21236326663
95886508542
102323230131
11a92448202
1254a065a6b
132b04198b1
141807982d5
15d8e5e73b
hex8a79adb3

2323230131 has 4 divisors (see below), whose sum is σ = 2326821552. Its totient is φ = 2319638712.

The previous prime is 2323230089. The next prime is 2323230137. The reversal of 2323230131 is 1310323232.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2323230131 - 210 = 2323229107 is a prime.

It is a super-2 number, since 2×23232301312 = 10794796483172554322, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2323230137) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1794740 + ... + 1796033.

It is an arithmetic number, because the mean of its divisors is an integer number (581705388).

Almost surely, 22323230131 is an apocalyptic number.

2323230131 is a deficient number, since it is larger than the sum of its proper divisors (3591421).

2323230131 is an equidigital number, since it uses as much as digits as its factorization.

2323230131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3591420.

The product of its (nonzero) digits is 648, while the sum is 20.

The square root of 2323230131 is about 48199.8976243726. The cubic root of 2323230131 is about 1324.4352891533.

Adding to 2323230131 its reverse (1310323232), we get a palindrome (3633553363).

The spelling of 2323230131 in words is "two billion, three hundred twenty-three million, two hundred thirty thousand, one hundred thirty-one".

Divisors: 1 647 3590773 2323230131