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213214510223 = 11131491010561
BaseRepresentation
bin1100011010010010010…
…0110011110010001111
3202101100021201100122222
43012210210303302033
511443130403311343
6241541022525555
721255440301611
oct3064444636217
9671307640588
10213214510223
118247303a330
12353a51368bb
131714bc888b0
14a469128db1
15582d649a68
hex31a4933c8f

213214510223 has 8 divisors (see below), whose sum is σ = 250489774416. Its totient is φ = 178921267200.

The previous prime is 213214510207. The next prime is 213214510259. The reversal of 213214510223 is 322015412312.

213214510223 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 not a de Polignac number, because 213214510223 - 24 = 213214510207 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 213214510192 and 213214510201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (213214510723) 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 7 ways as a sum of consecutive naturals, for example, 745505138 + ... + 745505423.

It is an arithmetic number, because the mean of its divisors is an integer number (31311221802).

Almost surely, 2213214510223 is an apocalyptic number.

213214510223 is a deficient number, since it is larger than the sum of its proper divisors (37275264193).

213214510223 is a wasteful number, since it uses less digits than its factorization.

213214510223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1491010585.

The product of its (nonzero) digits is 2880, while the sum is 26.

Adding to 213214510223 its reverse (322015412312), we get a palindrome (535229922535).

The spelling of 213214510223 in words is "two hundred thirteen billion, two hundred fourteen million, five hundred ten thousand, two hundred twenty-three".

Divisors: 1 11 13 143 1491010561 16401116171 19383137293 213214510223