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2230020143 = 131031665437
BaseRepresentation
bin1000010011101011…
…0110100000101111
312202102011202112122
42010322312200233
514031341121033
61005141023155
7106155600311
oct20472664057
95672152478
102230020143
11a4487415a
125229b4abb
13297012860
141722537b1
15d0b9ba98
hex84eb682f

2230020143 has 8 divisors (see below), whose sum is σ = 2424877728. Its totient is φ = 2038493664.

The previous prime is 2230020113. The next prime is 2230020157. The reversal of 2230020143 is 3410200322.

2230020143 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2230020143 - 28 = 2230019887 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2230020113) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 831380 + ... + 834057.

It is an arithmetic number, because the mean of its divisors is an integer number (303109716).

Almost surely, 22230020143 is an apocalyptic number.

2230020143 is a deficient number, since it is larger than the sum of its proper divisors (194857585).

2230020143 is a wasteful number, since it uses less digits than its factorization.

2230020143 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1665553.

The product of its (nonzero) digits is 288, while the sum is 17.

The square root of 2230020143 is about 47223.0890878604. The cubic root of 2230020143 is about 1306.4804898463.

Adding to 2230020143 its reverse (3410200322), we get a palindrome (5640220465).

The spelling of 2230020143 in words is "two billion, two hundred thirty million, twenty thousand, one hundred forty-three".

Divisors: 1 13 103 1339 1665437 21650681 171540011 2230020143