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213301234044 = 223211801502079
BaseRepresentation
bin1100011010100110111…
…1101000100101111100
3202101120022220101101100
43012221233220211330
511443320103442134
6241553401413100
721260542401003
oct3065157504574
9671508811340
10213301234044
1182507a93208
123540a19a190
1317163c31572
14a476861c3a
15583607a999
hex31a9be897c

213301234044 has 36 divisors (see below), whose sum is σ = 539224882560. Its totient is φ = 71094244800.

The previous prime is 213301234019. The next prime is 213301234087. The reversal of 213301234044 is 440432103312.

213301234044 is a `hidden beast` number, since 2 + 13 + 301 + 2 + 340 + 4 + 4 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is a junction number, because it is equal to n+sod(n) for n = 213301233999 and 213301234017.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 173797 + ... + 675875.

It is an arithmetic number, because the mean of its divisors is an integer number (14978468960).

Almost surely, 2213301234044 is an apocalyptic number.

It is an amenable number.

213301234044 is an abundant number, since it is smaller than the sum of its proper divisors (325923648516).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

213301234044 is a wasteful number, since it uses less digits than its factorization.

213301234044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 513890 (or 513885 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 27.

Adding to 213301234044 its reverse (440432103312), we get a palindrome (653733337356).

The spelling of 213301234044 in words is "two hundred thirteen billion, three hundred one million, two hundred thirty-four thousand, forty-four".

Divisors: 1 2 3 4 6 9 12 18 36 11801 23602 35403 47204 70806 106209 141612 212418 424836 502079 1004158 1506237 2008316 3012474 4518711 6024948 9037422 18074844 5925034279 11850068558 17775102837 23700137116 35550205674 53325308511 71100411348 106650617022 213301234044