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200872801 is a prime number
BaseRepresentation
bin10111111100100…
…01001101100001
3111222222101200101
423332101031201
5402410412201
631533222401
74656250663
oct1376211541
9458871611
10200872801
11a3429788
1257331a01
133280165c
141c96c533
151297cd01
hexbf91361

200872801 has 2 divisors, whose sum is σ = 200872802. Its totient is φ = 200872800.

The previous prime is 200872781. The next prime is 200872829. The reversal of 200872801 is 108278002.

It is an a-pointer prime, because the next prime (200872829) can be obtained adding 200872801 to its sum of digits (28).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 198133776 + 2739025 = 14076^2 + 1655^2 .

It is a cyclic number.

It is not a de Polignac number, because 200872801 - 27 = 200872673 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 200872801.

It is not a weakly prime, because it can be changed into another prime (200842801) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100436400 + 100436401.

It is an arithmetic number, because the mean of its divisors is an integer number (100436401).

Almost surely, 2200872801 is an apocalyptic number.

It is an amenable number.

200872801 is a deficient number, since it is larger than the sum of its proper divisors (1).

200872801 is an equidigital number, since it uses as much as digits as its factorization.

200872801 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1792, while the sum is 28.

The square root of 200872801 is about 14172.9602059697. The cubic root of 200872801 is about 585.6530083567.

The spelling of 200872801 in words is "two hundred million, eight hundred seventy-two thousand, eight hundred one".