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229022801 = 732717543
BaseRepresentation
bin11011010011010…
…01110001010001
3120221221120012222
431221221301101
5432112212201
634420430425
75450442650
oct1551516121
9527846188
10229022801
11108306247
1264848415
13385a9567
14225b9197
151518d91b
hexda69c51

229022801 has 4 divisors (see below), whose sum is σ = 261740352. Its totient is φ = 196305252.

The previous prime is 229022779. The next prime is 229022809. The reversal of 229022801 is 108220922.

229022801 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 229022801 - 226 = 161913937 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (229022809) 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, 16358765 + ... + 16358778.

It is an arithmetic number, because the mean of its divisors is an integer number (65435088).

Almost surely, 2229022801 is an apocalyptic number.

It is an amenable number.

229022801 is a deficient number, since it is larger than the sum of its proper divisors (32717551).

229022801 is an equidigital number, since it uses as much as digits as its factorization.

229022801 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32717550.

The product of its (nonzero) digits is 1152, while the sum is 26.

The square root of 229022801 is about 15133.4992979152. The cubic root of 229022801 is about 611.8236218699.

The spelling of 229022801 in words is "two hundred twenty-nine million, twenty-two thousand, eight hundred one".

Divisors: 1 7 32717543 229022801