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13201023202 = 212135441477
BaseRepresentation
bin11000100101101011…
…11010000011100010
31021002000001110110021
430102311322003202
5204013430220302
610021531424054
7645063563053
oct142265720342
937060043407
1013201023202
1156646a7134
122684bb502a
131324c26943
148d333672a
15523e0e437
hex312d7a0e2

13201023202 has 8 divisors (see below), whose sum is σ = 19817862876. Its totient is φ = 6595068912.

The previous prime is 13201023197. The next prime is 13201023221. The reversal of 13201023202 is 20232010231.

It can be written as a sum of positive squares in 2 ways, for example, as 11500203121 + 1700820081 = 107239^2 + 41241^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

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, 2718313 + ... + 2723164.

Almost surely, 213201023202 is an apocalyptic number.

13201023202 is a deficient number, since it is larger than the sum of its proper divisors (6616839674).

13201023202 is a wasteful number, since it uses less digits than its factorization.

13201023202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5442692.

The product of its (nonzero) digits is 144, while the sum is 16.

Adding to 13201023202 its reverse (20232010231), we get a palindrome (33433033433).

The spelling of 13201023202 in words is "thirteen billion, two hundred one million, twenty-three thousand, two hundred two".

Divisors: 1 2 1213 2426 5441477 10882954 6600511601 13201023202