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213205141352 = 2373807234667
BaseRepresentation
bin1100011010010000000…
…1000100011101101000
3202101022122002100222202
43012210001010131220
511443121004010402
6241540050035332
721255264541250
oct3064401043550
9671278070882
10213205141352
1182468820365
12353a1b78b48
131714a058398
14a467baa960
15582c8e8b02
hex31a4044768

213205141352 has 16 divisors (see below), whose sum is σ = 456868160160. Its totient is φ = 91373631984.

The previous prime is 213205141349. The next prime is 213205141379. The reversal of 213205141352 is 253141502312.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1903617278 + ... + 1903617389.

It is an arithmetic number, because the mean of its divisors is an integer number (28554260010).

Almost surely, 2213205141352 is an apocalyptic number.

It is an amenable number.

213205141352 is an abundant number, since it is smaller than the sum of its proper divisors (243663018808).

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

213205141352 is a wasteful number, since it uses less digits than its factorization.

213205141352 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3807234680 (or 3807234676 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 29.

Adding to 213205141352 its reverse (253141502312), we get a palindrome (466346643664).

The spelling of 213205141352 in words is "two hundred thirteen billion, two hundred five million, one hundred forty-one thousand, three hundred fifty-two".

Divisors: 1 2 4 7 8 14 28 56 3807234667 7614469334 15228938668 26650642669 30457877336 53301285338 106602570676 213205141352