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2230031323 = 13171540871
BaseRepresentation
bin1000010011101011…
…1001001111011011
312202102012022212201
42010322321033123
514031342000243
61005141151031
7106155645022
oct20472711733
95672168781
102230031323
11a448815a3
125229bb477
13297017980
141722578b9
15d0ba004d
hex84eb93db

2230031323 has 4 divisors (see below), whose sum is σ = 2401572208. Its totient is φ = 2058490440.

The previous prime is 2230031317. The next prime is 2230031333. The reversal of 2230031323 is 3231300322.

It is a happy number.

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 2230031323 - 229 = 1693160411 is a prime.

It is a super-2 number, since 2×22300313232 = 9946079403122260658, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2230031323.

It is not an unprimeable number, because it can be changed into a prime (2230031303) 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, 85770423 + ... + 85770448.

It is an arithmetic number, because the mean of its divisors is an integer number (600393052).

Almost surely, 22230031323 is an apocalyptic number.

2230031323 is a deficient number, since it is larger than the sum of its proper divisors (171540885).

2230031323 is a wasteful number, since it uses less digits than its factorization.

2230031323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 171540884.

The product of its (nonzero) digits is 648, while the sum is 19.

The square root of 2230031323 is about 47223.2074620096. The cubic root of 2230031323 is about 1306.4826731491.

Adding to 2230031323 its reverse (3231300322), we get a palindrome (5461331645).

The spelling of 2230031323 in words is "two billion, two hundred thirty million, thirty-one thousand, three hundred twenty-three".

Divisors: 1 13 171540871 2230031323