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203202314212 = 22349601242197
BaseRepresentation
bin1011110100111111001…
…1010011111111100100
3201102111112000002202111
42331033303103333210
511312124243023322
6233203322450404
720452354113022
oct2751763237744
9642445002674
10203202314212
11791a5455277
1233470063a04
13162148bb161
149b9950d712
15544467d177
hex2f4fcd3fe4

203202314212 has 24 divisors (see below), whose sum is σ = 357217830200. Its totient is φ = 101141049600.

The previous prime is 203202314177. The next prime is 203202314261. The reversal of 203202314212 is 212413202302.

It can be written as a sum of positive squares in 4 ways, for example, as 25518145536 + 177684168676 = 159744^2 + 421526^2 .

It is a super-3 number, since 3×2032023142123 (a number of 35 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 717898 + ... + 960094.

Almost surely, 2203202314212 is an apocalyptic number.

It is an amenable number.

203202314212 is a deficient number, since it is larger than the sum of its proper divisors (154015515988).

203202314212 is a wasteful number, since it uses less digits than its factorization.

203202314212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 243151 (or 243149 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 22.

Adding to 203202314212 its reverse (212413202302), we get a palindrome (415615516514).

The spelling of 203202314212 in words is "two hundred three billion, two hundred two million, three hundred fourteen thousand, two hundred twelve".

Divisors: 1 2 4 349 601 698 1202 1396 2404 209749 242197 419498 484394 838996 968788 84526753 145560397 169053506 291120794 338107012 582241588 50800578553 101601157106 203202314212