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12800201 = 176431171
BaseRepresentation
bin110000110101…
…000011001001
3220002022120112
4300311003021
511234101301
61134204105
7213541241
oct60650311
926068515
1012800201
117252a87
124353635
1328622ab
1419b2b21
1511cc9bb
hexc350c9

12800201 has 8 divisors (see below), whose sum is σ = 13585824. Its totient is φ = 12018240.

The previous prime is 12800191. The next prime is 12800209. The reversal of 12800201 is 10200821.

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

It is a cyclic number.

It is not a de Polignac number, because 12800201 - 210 = 12799177 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12800209) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10346 + ... + 11516.

It is an arithmetic number, because the mean of its divisors is an integer number (1698228).

Almost surely, 212800201 is an apocalyptic number.

It is an amenable number.

12800201 is a deficient number, since it is larger than the sum of its proper divisors (785623).

12800201 is a wasteful number, since it uses less digits than its factorization.

12800201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1831.

The product of its (nonzero) digits is 32, while the sum is 14.

The square root of 12800201 is about 3577.7368544934. The cubic root of 12800201 is about 233.9226434830.

The spelling of 12800201 in words is "twelve million, eight hundred thousand, two hundred one".

Divisors: 1 17 643 1171 10931 19907 752953 12800201