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2230032311 = 13171540947
BaseRepresentation
bin1000010011101011…
…1001011110110111
312202102012101020022
42010322321132313
514031342013221
61005141155355
7106155650633
oct20472713667
95672171208
102230032311
11a44882311
125229bbb5b
13297018260
14172257dc3
15d0ba04ab
hex84eb97b7

2230032311 has 4 divisors (see below), whose sum is σ = 2401573272. Its totient is φ = 2058491352.

The previous prime is 2230032247. The next prime is 2230032323. The reversal of 2230032311 is 1132300322.

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 2230032311 - 26 = 2230032247 is a prime.

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 2230032311.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2230032011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 85770461 + ... + 85770486.

It is an arithmetic number, because the mean of its divisors is an integer number (600393318).

Almost surely, 22230032311 is an apocalyptic number.

2230032311 is a deficient number, since it is larger than the sum of its proper divisors (171540961).

2230032311 is a wasteful number, since it uses less digits than its factorization.

2230032311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 171540960.

The product of its (nonzero) digits is 216, while the sum is 17.

The square root of 2230032311 is about 47223.2179229667. The cubic root of 2230032311 is about 1306.4828660918.

Adding to 2230032311 its reverse (1132300322), we get a palindrome (3362332633).

The spelling of 2230032311 in words is "two billion, two hundred thirty million, thirty-two thousand, three hundred eleven".

Divisors: 1 13 171540947 2230032311